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fix(deps): update all non-major dependencies #16

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renovatebot wants to merge 1 commit from renovate/all-minor-patch into main

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2025-08-07 20:07:20 +02:00

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This PR contains the following updates:

Package	Type	Update	Change
https://github.com/jreleaser/release-action	action	patch	`2.4.2` -> `2.4.3`
org.junit.jupiter:junit-jupiter (source)	test	minor	`5.13.0` -> `5.14.0`
org.jetbrains.kotlin:kotlin-maven-allopen (source)	build	minor	`2.1.21` -> `2.2.20`
org.jetbrains.kotlin:kotlin-maven-noarg (source)	build	minor	`2.1.21` -> `2.2.20`
org.jetbrains.kotlin:kotlin-stdlib (source)	compile	minor	`2.1.21` -> `2.2.20`

Release Notes

jreleaser/release-action (https://github.com/jreleaser/release-action)

`v2.4.3`

Compare Source

Fix deprecation warnings in Java script

JetBrains/kotlin (org.jetbrains.kotlin:kotlin-maven-allopen)

`v2.2.20`

Compare Source

Analysis API

KT-78187 Synthetic properties not to be shown as callables
KT-72525 K2. red code and KIWA on new-lines in guarded when conditions (with parentheses)
KT-74246 KaVisibilityChecker.isVisible is inefficient with multiple calls on the same use-site

Analysis API. Code Compilation

KT-78382 K2 IR lowering error when interface extends interface
KT-73201 K2 IDE: Error while evaluating expressions with local classes
KT-78164 Evaluator: '@JvmName' annotations are not recognized in other modules
KT-76457 K2 IDE / KMP Debugger: KISEWA “Cannot compile a common source without a JVM counterpart” on evaluating inline fun from common module inside jvm
KT-73084 K2 evaluator cannot resolve local variables standing at the closing brace

Analysis API. FIR

Performance Improvements

KT-76490 Do not load ast during the contracts phase if no contracts present
KT-78132 Do not check FirElementBuilder#tryGetFirWithoutBodyResolve optimization for already resolved declarations

Fixes

KT-72227 SOE from recursive value class
KT-68977 K2 IDE: Reference to companion object through typealias in a function call does not work
KT-72357 Implement partial body resolution
KT-76932 Support context parameters on dangling modifier list
KT-72407 FirImplementationByDelegationWithDifferentGenericSignatureChecker: FirLazyExpression should be calculated before accessing
KT-77602 K2 / Analysis API: KAEWA “No fir element was found for KtParameter” on incorrect context()-call
KT-77629 K2: NPE: "org.jetbrains.kotlin.fir.java.declarations.FirJavaTypeParameter.performFirstRoundOfBoundsResolution"
KT-76855 Analysis API: KaType.asPsiType returns null for a local inner class in dependent analysis tests
KT-72718 ImplicitReceiverValue.createSnapshot creates invalid FIR if receiver is smart-casted
KT-76811 Analysis API: resolveToFirSymbol finds a FirPropertySymbol for a KtScript in dependent analysis
KT-73586 [Analysis API] Add lazyResolveToPhase(STATUS) before accessing modifiers of members
KT-71135 AA: exception from sealed inheritors checker when analyzeCopy
KT-75534 K2 AA: "Containing declaration should present for nested declaration class KtNamedFunction" with dangling annotation on top-level anonymous function
KT-75687 K2: local variable doesn't get to the do-while scope
KT-56543 LL FIR: rework lazy transformers so transformers modify only declarations they suppose to

Analysis API. Infrastructure

KT-76809 Analysis API: Dependent analysis tests frequently work with the original element instead of the copied element

Analysis API. Light Classes

KT-78835 Find usages of a light constructor from a class with an empty body finds usages of class as well
KT-78878 K2. Method shown as unavailable in Java when @JvmExposeBoxed is applied (redundantly) at both class and method level in Kotlin
KT-78065 Support "Expose boxed inline value classes" in Light Classes
KT-78076 DLC: KotlinDeclarationInCompiledFileSearcher missed accessors if types are boxed
KT-77569 SLC: annotation missing from generated no-args constructor
KT-75182 K2 AA. False positive red code "Unresolved reference" to a Kotlin method in Java when Kotlin uses a value class with @JvmOverloads
KT-77564 Constructor with JvmOverloads and value class shouldn't mark regular constructors private
KT-77505 K2: find usages on java accessor methods do not detect kotlin property accessor usages
KT-76789 Annotation resolve shouldn't search through non-class members
KT-76907 Wrong equality between repeatable annotation and container

Analysis API. Providers and Caches

KT-77578 Analysis API: Performance degradation of KaBaseResolutionScope.contains after introduction of library restriction scopes
KT-78640 Analysis API: Remove "friend builtins provider" from FirDeclarationForCompiledElementSearcher
KT-74907 Analysis API: Apply platform-based library module content restrictions consistently
KT-77605 AA: Leaking KaDanglingFileModule through IdeKotlinPackageProvider
KT-62474 Analysis API: Improve mergeability and performance of custom search scopes
KT-77022 Get rid of ExpectBuiltinPostProcessor workaround
KT-77248 Delegation of JavaModuleResolver is restricted to CliJavaModuleResolver
KT-76850 LLFirLibrarySession cannot be cast to LLFirResolvableModuleSession
KT-76952 Analysis API: when exhaustiveness analysis fails for sealed classes in dangling files
KT-72390 Kotlin project full of red code

Analysis API. Standalone

KT-78638 Analysis API Standalone: Stdlib builtins are not indexed in STUBS deserialized declaration origin mode

Analysis API. Stubs and Decompilation

KT-77496 Support HAS_MUST_USE_RETURN_VALUE metadata flags in FirStubBasedMemberDeserializer
KT-77778 Function receivers doesn't have annotations
KT-77777 Receiver annotations shouldn't be present on types
KT-77538 Support default property accessors with annotations
KT-77763 Decompiled stubs miss inline modifier for property accessors
KT-77309 Decompiled property from annotation constructor with default value should have a constant initializer
KT-77168 Prefer DataInputOutputUtil for serialization/deserialization
KT-77117 Flaky WRONG_ANNOTATION_TARGET diagnostic
KT-76791 Function signature types are deserialized inconsistently
KT-76947 Support functional types with context parameters

Analysis API. Surface

New Features

KT-73473 Provide KaExpressionInformationProvider.isUsedAsResultOfLambda
KT-77278 Implement psi-based KaFirKotlinPropertyKtPropertyBasedSymbol#hasBackingField
KT-70770 KaLocalVariableSymbol: support isLateInit

Performance Improvements

KT-78526 Get rid of redundant checkValidity from withPsiValidityAssertion

Fixes

KT-77674 Analysis API: Redundant smart cast to the original type
KT-76577 Guard KaFirStopWorldCacheCleaner from deadlocks via threads waiting
KT-78820 K2: ISE "FIR element class FirErrorExpressionImpl is not supported in constant evaluation" through RedundantValueArgumentInspection
KT-75057 Analysis API: Reference to object through typealias in invoke operator call leads to original type
KT-79042 Do not restore KaTypePointer if target kind has changed
KT-72421 AA: "KtReference.resolveToSymbols" returns empty list when ASSIGN_OPERATOR_AMBGUITY error is present
KT-63464 AA: KtPsiTypeProvider#asPsiType doesn't substitute kotlin.Unit
KT-75913 K2: SymbolLightLazyAnnotation evaluates arguments and replaces them with constants
KT-78628 K2. Setting Receiver=true in Change Signature produces parameter of regular function type receiver instead of extension function type
KT-78278 ISE: FIR element "class org.jetbrains.kotlin.fir.expressions.impl.FirErrorResolvedQualifierImpl" is not supported in constant evaluation at org.jetbrains.uast.kotlin.internal.FirKotlinUastConstantEvaluator.evaluate
KT-73184 Analysis API: KaFunctionCall.argumentMapping is unexpectedly deparenthesised
KT-73327 Cover all psi inputs with scope validity assertions
KT-78613 PSI: add binary compatibility checks
KT-74013 Analysis API: Cover the API surface with @SubclassOptInRequired annotations
KT-76614 Move the parser and lexer to a separate module
KT-78552 KaFunctionValueParameter is not marked as KaLifetimeOwner
KT-71152 Add back SubclassOptInRequired to classes in KaModule.kt
KT-71876 Support storing parameter names in KaFunctionType
KT-77738 AA: inconsistent KaType.allSupertypes regarding multiple iterations
KT-75358 K2 AA, KaFirVisibilityChecker: private member of anonymous object is not visible inside it
KT-73723 K2 AA, KaFirVisibilityChecker: protected member of superclass is not visible from anonymous object
KT-78057 [Analysis API, K2] Context parameters are not resolved in KDoc
KT-73758 K2 Mode: "KaEvaluator.evaluate" does not work for simple arithmetic expressions
KT-72301 K2 AA. PSI should present for declaration built by Kotlin code on property access syntax of generic Java getter through Kotlin subclass
KT-77730 K2: Unable to get a light PSI for a nested annotation used with fully-qualified name
KT-73216 K2: unresolvable references in type parameters
KT-71794 Analysis API: Types with errors have unresolved qualifiers in lambda parameters position
KT-65846 Support parameter names in functional type rendering
KT-76738 K2 AA: rendering constructor of sealed class inserts protected modifier
KT-77515 KaTypeProvider#receiverType should be more tolerant to an error code
KT-77333 K2 AA: KaFirTypeProvider.getType: InvalidFirElementTypeException: For TYPE_REFERENCE with text I, unexpected element of type: FirSuperReceiverExpressionImpl found
KT-76044 K2 AA: isFun is true for restored symbol of Java interface with several methods
KT-77264 KaTypeProvider#type should be more tolerant to an error code
KT-77282 KaPropertySymbol: support isDelegatedProperty for libraries
KT-77254 K2 AA: expectedType doesn't provide anything for parameter default value
KT-74777 KaVariableSymbol.hasBackingField returns incorrect result for libraries
KT-77280 Rename KaPropertyAccessorSymbol#isCustom to isNotDefault
KT-77210 Analysis API: scopeContext shows implicit receiver with a class instance in the class constructor
KT-77196 Clarify differences between KaPropertyAccessorSymbol#{isDefault, hasBody}
KT-76580 K2: No expected type for the second+ vararg argument
KT-76750 K2. internal exception 'Unable to provide inlay hint' on typo in nested lambdas
KT-73290 Analysis API: Improve the architecture of content scopes and resolution scopes
KT-73055 Get rid of the deprecated Analysis API API
KT-70199 K2: ConcurrentModificationException at FirCallCompleter$LambdaAnalyzerImpl.analyzeAndGetLambdaReturnArguments

Backend. Wasm

New Features

KT-65721 K/Wasm: stop unconditionally exporting any main function from the root package

Performance Improvements

KT-70097 Optimize shared primitive variables in Native and Wasm

Fixes

KT-80106 devServer in Kotlin/Wasm overwrites defaults, causing missing static paths
KT-80018 K/Wasm: exceptions don't work properly in JavaScriptCore (vm inside Safari, WebKit)
KT-66072 K/Wasm: improve how exceptions work in JS interop
KT-77897 WasmJs: ClassCastException when using star-projection with nullable transformation in generic extension function
KT-71533 K/Wasm + K2: no error on KClass::qualifiedName usages
KT-73931 WASM: "RuntimeError: illegal cast" with nullable generic
KT-65403 [WASM] RuntimeError is thrown instead of ClassCastException
KT-79317 [Wasm] Do not throw CCE for ExcludedFromCodegen declarations
KT-66085 K/WASM: Runtime error is uncaught with catch (e: Throwable)
KT-78036 K/Wasm: generate a message with "expected" and "actual" types in case of CCE
KT-78384 K/Wasm: Incorrect debug info of local declarations in inline function from another file
KT-72220 Wasm: Unclear exception in case of missed dependency
KT-71691 No trace on Wasm/JS if an error occurred in initializing global variables in a file with the main function
KT-67554 [Wasm] Consider to have reference equals or/and equals for function references
KT-71521 K/Wasm: incorrect results on equality checks for capturing property references
KT-71522 K/Wasm: incorrect results on equality checks for function references
KT-69570 K/Wasm: JsExport with default parameter value compiles to invalid Wasm
KT-71517 K/Wasm: KClass::qualifiedName for local classes and objects returns non-null value
KT-68309 WASM: Anonymous class simpleName returns "" instead of null
KT-77272 K/Wasm: Remove kotlin.wasm.internal.ClosureBox* classes from the standard library
KT-66106 Wasm: lambda was not invoked in test lambda2.kt
KT-77855 [Wasm] Improve virtual function calls speed for lambdas
KT-77501 Wasm: unsigned vararg compiles to invalid Wasm
KT-76775 [Wasm] Inconsistent FP mod operation
KT-77464 Wasm: KType.toString() has simple names even with -Xwasm-kclass-fqn
KT-77465 Wasm: KTypeParamter printed without variance information

Compiler

New Features

KT-71768 Enable -Xjvm-default=all-compatibility by default to generate JVM default interface methods
KT-78374 Make indy lambda function name generation more consistent
KT-45683 Allow generics in contract type assertions
KT-27090 Support contracts in getter and setter for top-level extension properties
KT-76766 Warning is missing for wrong subclass checking
KT-71244 Incorporate existing @CheckReturnValue annotation(s) into Kotlin's unused return value checker
KT-73256 Implement all meta-target for annotations
KT-78792 Report warning for redundant return in expression body
KT-32313 Support contracts for operator functions
KT-70722 Implement better Kotlin warnings for value classes and JEP 390 (Warnings for Value-Based Classes)
KT-65688 Generate when-expressions over final classes via invokedynamic typeSwitch + tableswitch on JDK 21+
KT-54344 Trigger the unused expression warning for interpolated strings, even when the expression may have side effects
KT-74807 Implement 'full' unused return value checker mode
KT-77653 K/N: an optimization pass to remove redundant type checks
KT-64477 Enhance KotlinLightParser to make it able to parse scripts
KT-74809 Support unnamed local variables
KT-72941 ANNOTATIONS_ON_BLOCK_LEVEL_EXPRESSION_ON_THE_SAME_LINE missing in K2
KT-75061 Support context-sensitive resolution in type position

Performance Improvements

KT-77993 Optimize old PSI/LightTree Kotlin parser
KT-78672 Consider having FirCallableSymbol.callableId null for local properties / parameters
KT-77839 K2: consider not creating CallableId for value parameters / variables / fields
KT-74981 Kotlin/Native: large binary size for iOS target in 2.1.0(LLVM16)
KT-77838 K2: consider replacing LinkedHashMap with HashMap inside scopes and scope session
KT-76698 Android Studio compose preview holds read lock 700ms for KaCompilerFacility API
KT-68677 Kotlin compilation issue when using EnumMap and Pair

Fixes

KT-79979 K2: ClassCastException when overriding extension property with delegation
KT-67146 UPPER_BOUND_VIOLATED missing on implicit type arguments
KT-76477 Kotlin/Native: fix compiler performance reporting in sources->klib and klibs->binary
KT-79866 kotlinc 2.2.0 silently emits 'NonExistentClass' instead of reporting an error
KT-78666 "Platform declaration clash" caused by indy lambda name generation which generates conflicting names
KT-80285 IJ monorepo: broken compilation after 2.2.20-RC update
KT-79442 "Multiple annotations of type kotlin.coroutines.jvm.internal.DebugMetadata": 2.2.0-Beta1 generates broken code with JVM default suspend methods in interfaces
KT-78589 "Class does not have member field" caused by delegation from a Java to Kotlin class
KT-79816 Java Interfaces implemented by delegation have non-null return checks
KT-78097 False positive NO_ELSE_IN_WHEN on sealed interface with negative is check
KT-77182 A function in a file annotated with @file:MustUseReturnValue doesn't produce a warning when it is used from compiled code
KT-79085 Adding -Xreturn-value-checker=full to kotlinc causes "error: conflicting overloads"
KT-75268 K2: Implement the new compilation scheme for MPP (compiler part)
KT-78843 FIR tree: comments within String concatenation aren't visited in 2.2.0
KT-77401 [FIR] ParameterNameTypeAttribute.name doesn't support @ParameterName with compile-time constant property argument
KT-73611 Remove -Xextended-compiler-checks in favor of a deprecation cycle
KT-79276 Dexing fails with "Cannot read field X because is null" with 2.2.0
KT-79781 Missing MISSING_DEPENDENCY_CLASS when using type alias with inaccessible RHS
KT-78621 false-positive type mismatch error on value of nullable type as value of platform type
KT-79547 "UnsupportedOperationException: Not supported" with inlining and value classes
KT-52706 Bad signature for generic value classes with substituted type parameter
KT-79519 Nested type alias is unreachable from another module
KT-76839 False-negative MISSING_DEPENDENCY_CLASS on parameter of data class constructor
KT-78352 False-positive IDENTITY_SENSITIVE_OPERATIONS_WITH_VALUE_TYPE when comparing with equality operator (==)
KT-78815 Symbol not found: __ZNSt3__117bad_function_callD1Ev error on iOS 15.5 simulator in Xcode 16.3 after update to 2.2.0-Beta2
KT-25341 NOT_YET_SUPPORTED_IN_INLINE reported over anonymous object border
KT-77099 'all' annotation target is not a soft keyword
KT-76478 FIR: Implement IDE-only checker for types exposed in inline function
KT-79355 Failed to fix the problem of desugared inc with new reverse implies returns contract
KT-79277 Implies returns contract doesn't affect the return type of the function if it is in the argument position
KT-79271 Implies returns contract doesn't impact exhaustiveness
KT-79218 SMARTCAST_IMPOSSIBLE for top‑level extension‑property getter despite returnsNotNull contract
KT-79220 returnsNotNull contract ignored on extension function with nullable receiver
KT-79354 IllegalStateException: Debug metadata version mismatch. Expected: 1, got 2 with compiler 2.2.20-Beta1 and stdlib 2.2.0
KT-78479 IR lowering failed / Unexpected null argument for composable call
KT-77986 K2: False negative: "Local classes are not yet supported in inline functions"
KT-79076 'IllegalStateException: Cannot serialize error type: ERROR CLASS: Uninferred type' with Exposed column using recursive generic type
KT-78726 Split runPsiToIr phase into runPsiToIr and runIrLinker
KT-77672 K/N: come up with a fallback strategy for the casts optimization pass
KT-76365 K2: Missing ABSTRACT_SUPER_CALL
KT-76585 K2: RETURN_IN_FUNCTION_WITH_EXPRESSION_BODY is not reported inside initializers of local variables
KT-79099 K2: Do not inherit inline modifier
KT-76902 Omit type-use annotations from diagnostics
KT-64499 Report error on overloading by order of context parameters
KT-58988 K2: Deprecate exposing package-private parameter of internal method
KT-77199 OPT_IN_USAGE_ERROR is still absent when calling the enum primary constructor
KT-72800 K2: java.util.NoSuchElementException when introduce variable
KT-79056 Add experimental language version 2.5
KT-17460 Diagnostics and intention on suspend function that is overriden with non-suspend one.
KT-78351 Plugins: VIRTUAL_MEMBER_HIDDEN caused by FirSupertypeGenerationExtension
KT-78527 No LESS_VISIBLE_TYPE_ACCESS_IN_INLINE_WARNING is reported when a private companion object is accessed via the class name
KT-79045 FirExpectActualMatcherTransformer should not visit bodies
KT-74570 K2: Linenumber for annotation on property is present in LVT
KT-74569 K2: Linenumber of annotation is present in constructor's LVT
KT-64731 K2: Annotation on inline function or inside inline function is hit by debugger
KT-77756 Add experimental language version 2.4
KT-78837 linkReleaseFrameworkIosArm64: Compilation failed: An interface expected but was Any
KT-78945 CONTRACT_NOT_ALLOWED is not reported for local operator functions
KT-78944 ANNOTATION_IN_CONTRACT_ERROR is not reported for operators and property accessors with contracts
KT-78943 ERROR_IN_CONTRACT_DESCRIPTION is not reported for operators and property accessors with contracts
KT-78932 Contracts are allowed for open and overridden property accessors
KT-77203 FIR: Consider adding destructured type to all COMPONENT_FUNCTION_* diagnostics
KT-76635 Implement Data-Flow Based Exhaustiveness Support
KT-78805 K2: False positive METHOD_OF_ANY_IMPLEMENTED_IN_INTERFACE
KT-78651 No need to report LESS_VISIBLE_TYPE_ACCESS_IN_INLINE_WARNING in noinline default value lambda
KT-78849 K2: [Wasm, Fir2IR] Invalid smartcast on overloaded function call
KT-78793 Make feature AllowEagerSupertypeAccessibilityChecks experimental
KT-78736 Missing [NOT_YET_SUPPORTED_IN_INLINE] diagnostics because of incorrect context update
KT-78324 K2: False negative [INCONSISTENT_TYPE_PARAMETER_VALUES]
KT-69975 KDoc: cannot reference elements with names in backticks
KT-78229 KDoc: unable to reference a method with spaces in the name
KT-78047 Render unnamed context parameters as _ instead of
KT-74621 Debugger: AssertionError on evaluating two suspending calls
KT-78784 Improve deprecation warnings about KTLC-284
KT-76826 New inference error [NewConstraintError at Incorporate TypeVariable] caused by recursive generics and nullable expected type
KT-77685 "IllegalArgumentException: Sequence contains more than one matching element"
KT-78028 "FirNamedFunctionSymbol" leaks to the error message about missing infix modifier
KT-77245 Add expression name to RETURN_VALUE_NOT_USED diagnostic
KT-78071 False-positive NO_ELSE_IN_WHEN after variable reassignment
KT-78068 False-positive NO_ELSE_IN_WHEN after excluding enum value with inequality check
KT-71134 Consider to get rid of CapturedTypeMarker.withNotNullProjection()
KT-77131 getValue/setValue can be declared with more than two/three parameters
KT-78452 Drop redundant frontend structures after fir2ir conversion
KT-78458 Don't populate PredicateBasedProvider if no lookup predicates are registered
KT-78440 Lambda with an implicitly runtime-retained annotation is generated via invokedynamic with -Xindy-allow-annotated-lambdas=false
KT-77709 Missing diagnostics of accessing less visible objects in inline function
KT-77577 False positive exposed type warnings
KT-77095 FIR: Report warnings on exposure of references to invisible references in inline functions
KT-76981 Move exposed type checker to regular checkers
KT-78252 ClassCastException when Array<Void> used for compile-time vararg of Nothing
KT-77713 Context Parameters cause compiler generate r8 incompatible bytecode
KT-71854 K2 IDE. False positive red code because of external annotation on a generic parameter
KT-67335 K2: Infers Int instead of Long for an ILT
KT-76629 K2 Mode: False positive RedundantVisibilityModifier inspection on private constructors in sealed classes
KT-77728 Drop controversial experimental checkers
KT-78429 K2: Property callable reference incorrectly smart-casted to intersection of property type and KProperty
KT-78509 Renamed for override copy functions are cached in scope instead of session
KT-17417 Loops in delegation: no compilation error on non-abstract class with abstract method that never implemented
KT-75033 Split JvmBackendPipelinePhase to be able to provide a custom implementation of writeOutputs
KT-75831 K2: An extra "[VALUE_PARAMETER_WITHOUT_EXPLICIT_TYPE] An explicit type is required on a value parameter." for a missing parameter
KT-78370 All the [something]Assign operators on dynamic return Unit as a type
KT-73950 K2 IDE / Kotlin Debugger: ISE “Fake override should have at least one overridden descriptor” on evaluation of local calss in presence of bystander
KT-78280 Implement the sourceless KtDiagnostics
KT-76543 Migrate psi2ir sources to new IR parameter API
KT-77716 Kotlin/Native and -Xseparate-kmp-compilation: "Compilation failed: Several functions kotlin/native/immutableBlobOf found"
KT-76400 Context-sensitive resolution doesn’t work in if-else condition passed as a function argument
KT-76606 Enable 'Indy: Allow lambdas with annotations' by default
KT-76739 Dubious argument type mismatch "actual type is 'String', but 'String' was expected" caused by wrong number of type arguments
KT-78121 Report warning on function type with multiple implicit values that's annotated with DSL marker
KT-76872 Anonymous context parameters are not visible in debugger
KT-74088 Kotlin Debugger: CCE on evaluating private suspend function
KT-77301 False positive Context Parameter resolution when using DslMarker
KT-78230 Add more test cases to the holdsIn contracts
KT-78111 K2: Approximation of captured star projection in function type produces Function1<Nothing?, Unit> in IR
KT-77273 K/N: Remove the kotlin.native.internal.Ref class from the standard library
KT-73995 JVM bytecode: Bad name for value class field
KT-73013 Kotlin Debugger: ISE “No mapping for symbol: VALUE_PARAMETER” on evaluating callable reference to local function with closure in it
KT-77665 K2: unresolved annotatation on local context parameter type
KT-77485 Add constraints logging to inference
KT-76504 Find and deprecate actively used parts of K1 API
KT-75338 K2 Mode: False positive "Redundant assignment" diagnostic on variable captured by local function
KT-77648 K2: False negative DSL_SCOPE_VIOLATION when using named argument for lambda with annotated function type
KT-77355 Report warning on overloading by a superset of another overload's context parameters
KT-77354 Report warning on overloading by a subtype of another overload's context parameter
KT-78084 Unify deprecation warning messages
KT-76776 @MustUseReturnValue doesn't affect nested scopes
KT-77545 @NoInfer on receiver type leads to false positive type mismatch when generic type is specified explicitly and closest implicit receiver is of incorrect type
KT-76772 @NoInfer on a context parameter's type leads to a false-positive context argument ambiguity error regardless of the closest implicit values' types if there are multiple of them at the call site
KT-76771 @NoInfer on context parameter type leads to a false-positive type mismatch when generic type is specified explicitly and closest implicit value at the call site is of a mismatching type
KT-77156 INITIALIZATION_BEFORE_DECLARATION is not reported in anonymous object
KT-78060 UNRESOLVED_REFERENCE in fp-space
KT-67555 Debug metadata: map the Continuation label to the next executable location in file
KT-77723 Refine the message for ArrayEqualityCanBeReplacedWithEquals checker
KT-75178 Inline functions in conjunction with @JvmStatic may result in bytecode errors
KT-77390 Prototype lazy loading of stdlib symbols in Native
KT-77921 False positive EXTENSION_SHADOWED_BY_MEMBER when member has context parameters
KT-77895 false-negative error on package directives with context parameter lists (even with context parameters disabled)
KT-76767 AMBIGUOUS_CONTEXT_ARGUMENT should report the name of the context parameter in addition to the type
KT-77444 K2: False negative "Unchecked cast" with casting from MutableList to MutableList
KT-63348 K2: FIR2IR should properly pass expected types
KT-77627 K2: consider getting rid of NEW_INFERENCE_ERROR
KT-75833 K2: Extra [ANNOTATION_ARGUMENT_MUST_BE_CONST] when passing regex-like strings as annotation arguments
KT-77547 Native: add a check that the logic looking for stdlib-related bitcode is not used when compiling sources to a klib
KT-77206 Remove PARAMETER_NAME_CHANGED_ON_OVERRIDE suppression in KMP lexers
KT-77679 Update syntax-api dependency in KMP Kotlin parser
KT-77705 K2: Consuming data class compiled with kotlin 1.0.5 breaks the K2 compiler
KT-76583 CCE: suspend lambda attempts to unbox value class parameter twice after lambda suspended
KT-76663 KJS: KotlinNothingValueException caused by expression return since 2.1.20
KT-75457 Native: cache machinery uses stdlib cache with default runtime options even if custom runtime options are supplied when partial linkage is disabled
KT-77563 False-positive smart cast with captured local in init block causes NPE
KT-77696 ISE "couldn't find inline method" on kotlin/Result compiled by old Kotlin version
KT-76931 K2: Annotation on do-while expression captures variables from inside the loop
KT-77183 Metadata: remove multi-field value class representation
KT-77678 Apply found optimization to Kotlin KMP parser
KT-60127 K2: Support scripts with LightTree-based raw FIR building
KT-76615 K2: "IllegalArgumentException: Inline class types should have the same representation: Lkotlin/UByte; != B" for mixed Java/Kotlin code
KT-77220 Annotation with EXPRESSION is not allowed on lambdas in Kotlin 2.2.0
KT-77656 K/N: fix the super type for local delegated properties
KT-75907 Inference/PCLA: consider storing semi-fixed variables in inference session
KT-77144 Implement KMP Kotlin parser
KT-77352 Implement KMP Expression parser
KT-76984 SYNCHRONIZED_BLOCK_ON_JAVA_VALUE_BASED_CLASS isn't reported for primitive wrapper classes instantiated within the scope
KT-67471 K2: "Unresolved reference" on incorrect term of FQ name
KT-77269 [K/N] external calls checker crashes when used with caches
KT-77205 Kotlin Debugger / Context Parameters: CCE “class FirPropertySymbol cannot be cast to class FirFunctionSymbol” on evaluating class property
KT-74133 FIR: use EmptyDeprecationsPerUseSite consistently in symbols
KT-77100 java.lang.Void type is not ignorable
KT-77491 K2: No SUPERTYPE_IS_EXTENSION_FUNCTION_TYPE when using typealias
KT-77490 Report error on contextual function type in supertype
KT-77431 Functional type with a context is allowed as an upper-bound
KT-77432 Context isn't passed properly when functional type with a context is used as a type argument
KT-77417 There is no TYPE_VARIANCE_CONFLICT_ERROR when 'out' type is used in context
KT-62631 Improve expect-actual "checking" incompatibilities reporting
KT-77481 Support ExpectRefinement feature in HMPP compilation scheme
KT-77268 Make sure that -Xreturn-value-checker also enables -XX:UnnamedLocalVariables
KT-65719 K1/K2: Nullness defaults from subclass unsoundly applied to method in superclass
KT-53836 In type-parameter declarations, recognize JSpecify annotations only on bounds
KT-73658 JSpecify @NonNull annotation on type-parameter bound prevents type-variable usages from being platform types
KT-77000 Leave ForbidInferOfInvisibleTypeAsReifiedOrVararg as a warning
KT-74084 K2: False negative [NO_ELSE_IN_WHEN]
KT-77451 FirLazyResolveContractViolationException for test with overridden delegate
KT-77397 Report UNSUPPORTED_CONTEXTUAL_DECLARATION_CALL when calling declaration with contextual function type in signature
KT-77137 K2: Controversial behavior allows resolving annotation arguments on a companion inside it
KT-77257 Report compilation error when in generated JVM bytecode there is a need for CHECKCAST of the conditional expression to the inaccessible interface
KT-77256 Report compilation error when in generated JVM bytecode there is a need for CHECKCAST of the functional call result to the inaccessible interface
KT-76356 K2 evaluation fails on evaluating inline methods if there is an inline with AutoCloseable
KT-73786 Evaluator: cannot evaluate inline methods with reified parameter
KT-77204 Native: XCode strip command causes flaky tests
KT-77351 Implement KMP KDoc parser
KT-76914 compile-time failure on a type argument placeholder in a callable reference
KT-76597 False negative opt-in required on delegated constructor call
KT-76667 Mark the class implementation of interface function with ACC_BRIDGE in the class file
KT-77181 K2: a nested typealias annotation observes member declarations of the outer class
KT-77180 K2: Wrong scope for annotation arguments in the constructor header
KT-77287 Try enforcing source != null when origin == Source
KT-76135 K2: drop pre-1.8 language features from compiler code
KT-77231 Reflection: CCE on resuming coroutine after callSuspend if result is a generic inline class substituted with primitive
KT-77031 Investigate the actual need of deduplicating provider in HMPP compilation scheme
KT-77050 Implement KMP KDoc lexer
KT-77048 Implement KMP Kotlin lexer
KT-77044 Consolidate, refine and update jFlex dependency
KT-77252 It is impossible to declare an unnamed variable in a script
KT-58137 K2: ISE "Usage of default value argument for this annotation is not yet possible" when instantiating Kotlin annotation with default parameter from another module
KT-77140 Protect ConstraintSystemCompletionMode.UNTIL_FIRST_LAMBDA with opt-in
KT-76898 K2: ClassCastException when data class shadows supertype's componentX method with wrong type
KT-75695 Bogus "Assigned value is never read" warning for prefix ++ operator
KT-76805 Wrong NPE occurs when assigning synthetic properties with platform types in Kotlin 2.1.20
KT-77078 K2: anonymous object is wrongly allowed to implement interfaces by unsafe Delegation
KT-72722 Treat 'copy' calls of a data class as explicit constructor usages
KT-77149 IllegalArgumentException: source must not be null
KT-76806 K2: AIOOBE in FirEqualityCompatibilityChecker
KT-72391 KJS: (a * b).toDouble_ygsx0s_k$ is not a function
KT-76950 K2: "IllegalArgumentException: Inline class types should have the same representation: Lkotlin/UByte; != B" with nullable UByte
KT-76043 Native: NotImplementedError: Generation of stubs for class org.jetbrains.kotlin.ir.symbols.impl.IrFieldSymbolImpl is not supported yet
KT-77126 Transitive dependency mismatch between Kotlin Gradle Plugin and Scripting dependencies
KT-72831 ANNOTATION_USED_AS_ANNOTATION_ARGUMENT missing in some cases in K2
KT-73707 Remove dependency on ":compiler:backend.jvm" from Native
KT-75499 CheckerContext#{containingDeclaration, containingFile} in checkers should return symbols
KT-76548 False positive TYPE_MISMATCH when resolving an expression with the expected type from the upper bound
KT-76142 K2: @RequiresOptIn warning does not display the custom message when using concatenated strings.
KT-68699 Kotlin Debugger: UPAE “lateinit property parent has not been initialized” on trying evaluate enumValues(), enumEntries() from inlined function with reified parameter
KT-63267 K2: incorrect line numbers after smart cast of an extension receiver
KT-71309 Kotlin Debugger: UnsupportedOperationException on calling method with reified type parameter
KT-74912 K2: Investigate irrelevant ARGUMENT_TYPE_MISMATCH on top-level lambdas
KT-74657 K2: Linenumber for annotation on local variable is present in LVT
KT-76749 NONE_APPLICABLE message is unreadable for stdlib context function
KT-74932 Investigate false-negative ARGUMENT_TYPE_MISMATCH on a nested anonymous function
KT-74545 Redundant TYPE_MISMATCH in variable initializer with call
KT-76774 K2: Simplify ResolutionMode.WithExpectedType contracts
KT-76689 Unnamed local variable with type and without initializer is allowed
KT-76746 ClassCastException: class org.jetbrains.kotlin.fir.types.impl.FirUserTypeRefImpl cannot be cast to class
KT-76754 K2: Compiler doesn't check annotations on array literals (as annotation arguments)
KT-76674 The function isn't called from unnamed local variable initializer
KT-75553 MISSING_DEPENDENCY_SUPERCLASS and MISSING_DEPENDENCY_SUPERCLASS_WARNING is reported at the same time on the same element
KT-76345 Enhance variable fixation
KT-73348 AssertionError from isCompiledToJvmDefault on super call of suspend function with composable function parameter
KT-72305 K2: Report error when using synthetic properties in case of mapped collections
KT-73527 Prohibit (via a deprecation warning) accessing nested class through generic outer class
KT-59886 K2: Disappeared ERROR_IN_CONTRACT_DESCRIPTION
KT-61227 Definitely non-nullable types cause "Any was expected" for @Nullable parameter
KT-57911 K2: Contracts are not inherited by substitution overrides
KT-47398 'null' EnhancedNullability value in String-based 'when' might produce different behavior depending on whether 'when' is "optimized" or not

Compose compiler

CMP-7505 IrLinkageError: Function can not be called: No function found for symbol
b/432262806 Fix target description lookup
b/436870733 Prevent lambda memoization in local classes inside a composable
b/432485982 Fix AbstractMethodError when overriding function with default parameters
b/432262806 Use classId as FirApplierInferencer tokens
b/400371006 Gate default parameters behind language versions
b/245673006 Specify fqName for classes and functions in build metrics
b/254577243 Avoid printing complex expressions in compiler metrics
b/394891628 Allow specifying target version of Compose runtime
b/424454512 Recreate FirApplierInferencer for each check
b/417406922 Restrict references to @Composable properties
b/282135108, b/349866442 [Compose] Enable applier checking when using FIR
b/307592552 Add BigInteger and BigDecimal to the list of known stable classes
b/414547195 Unwrap type casts when inferring @Composable call arguments

IR. Inlining

New Features

KT-70360 KLIBs: Uniformly handletypeOf() calls at 1st/2nd stages of compilation

Fixes

KT-79002 [Inliner][Native][PL] Native backend fails for inline function that instantiates a class that was compiled implementing two interfaces, which turned into abstract classes
KT-78137 Review & enable PL tests with enabled IR inliner
KT-72464 [Native][JS][Wasm] Non-local return through suspend conversion breaks the IR inliner
KT-69941 Rewrite DumpSyntheticAccessors lowering to test handler after moving common Native/JS prefix to KLIB compilation
KT-78245 Synthetic Accessors incorrectly copies default values
KT-76236 Include NativeInliningFacade and JsIrInliningFacade in all Native & JS test runners
KT-76512 Avoid using originalFunction inside FunctionInlining
KT-69457 [references] IR Inliner: References to inline functions are not inlined
KT-47521 Native & JS: Recursive inline fun calls -> StackOverflowError
KT-76425 Do not store signatures of preprocessed inline functions in KLIBs
KT-76763 [Inliner] Don't use attributeOwnerId to pass info from Inliner to non-JVM backends
KT-77102 [Inliner] Expression uses unlinked type parameter symbol
KT-76145 Enhance error message about poisoned KLIBs in KLIB-based compilers
KT-77079 IR: Report warnings on exposure of references to invisible declarations in inline functions
KT-69797 [references] Accessors for private function/constructor/property references are not generated
KT-76454 Investigate erasure of class type parameters during inliner
KT-72593 [K/N] Add NativeIrInliningFacade to CrossCompilationIdentityTest
KT-70969 IR Inliner: Ensure that common prefix at 1st phase does not affect KLIB signatures
KT-75937 [IR Inliner] Umbrella for failing tests due to public inliner
KT-77295 Improve Diagnostic Message Formatting for Private API Exposure in Inline Functions
KT-77047 Ir Ininler: crash on fake override in private class from more visible class
KT-77336 [references] Synthetic accessor test for private top-level function accessed via reference fails with No function found for symbol
KT-76761 [Inliner] non-JVM IR Inliner incorrectly uses K/JVM-specific code
KT-76712 [Inliner] No function found for symbol '/|?'
KT-76711 [Inliner] Reference to function 'privateMethod' can not be evaluated

IR. Tree

KT-77508 K/JS and K/Native CompilationException Wrong number of parameters in wrapper
KT-78978 PL tests: Drop adjust*forLazyIr() hack
KT-76813 IR validator: not all symbols/references are visited
KT-77596 Refine reuseExistingSignaturesForSymbols setting in IR serializer
KT-76723 IR validator: Check visibilities of annotations
KT-76405 Visit annotations in IrTypeVisitor and IrTreeSymbolsVisitor
KT-78033 [PL] Merge IrUnimplementedOverridesStrategy to PartiallyLinkedIrTreePatcher

JVM. Reflection

KT-77882 kotlin-reflect: KParameter.name returns "" instead of null for anonymous context parameters
KT-77879 kotlin-reflect: toString overrides of KCallable implementations do not render context parameters
KT-74529 Context parameters support in reflection
KT-52170 Reflection: typeOf<Array> gives classifier LongArray
KT-77663 Reflection: java.util.ServiceConfigurationError: "module kotlin.reflect does not declare uses" when using kotlin-reflect in modular mode

JavaScript

New Features

KT-79222 K/JS: Allow using Long in exported declarations
KT-79394 Add the possibility to write common external declarations between JS and WasmJS targets
KT-70486 K/JS: exported exception types should extend Error
KT-19016 Define accessors as enumerable

Performance Improvements

KT-57128 KJS: Use BigInt to represent Long values in ES6 mode
KT-54689 KJS: Data class equals less efficient than manually written version

Fixes

KT-69297 Deprecate referencing inlineable lambdas in js() calls
KT-77620 Fix failing IC tests on Windows
KT-77372 KJS: NullPointerException at JsIntrinsics$JsReflectionSymbols
KT-78316 KJS: List is not exported to TypeScript declaration if wrapped in Promise
KT-79644 BigInt enabled for ES 2015 despite being an ES 2020 feature
KT-79089 KJS: Could not load reporter / Cannot find module 'mocha' when running jsNode tests
KT-79916 K/JS: "Uncaught TypeError" when using 'Xes-long-as-bigint' in compose-html
KT-79050 KJS / IC: "Unexpected body of primary constructor for processing irClass"
KT-79977 KJS: Long.rotateLeft returns incorrect result when BigInts are enabled
KT-76093 Support new callable reference nodes in partial linkage in Kotlin/JS
KT-78073 K/JS: KProperty from local delegate changes after another delegate is invoked
KT-52230 KSJ IR: Applying identity equality operator to Longs always returns false
KT-6675 KotlinJS: toInt() on external Long throws error
KT-79184 K/JS: Further intrinsify BigInt-backed Long operations
KT-78701 Js and Wasm: enumValueOf does not include invalid value into an exception message
KT-55256 KJS: non-exported subclass with a no-parameter function overload doesn't compile
KT-76034 passProcessArgvToMainFunction contains the node path and script path
KT-66091 KJS, WASM: AssertionError: Illegal value: <T> in test nonReified_equality.kt
KT-78169 KJS: [NON_EXPORTABLE_TYPE] with @JsExport class if @JsStatic companion method returns an out type
KT-57192 KJS: "Exported declaration uses non-exportable return type" caused by @JsExport Promise with Unit type
KT-61183 KJS: "AssertionError: Assertion failed" from JsSuspendFunctionsLowering
KT-59326 KJS / IR: invalid code generated when using constructor parameter named default
KT-70295 KLIB stdlib: Unify intrinsics for boxing captured variables in lambdas across non-JVM backends
KT-77021 CompilationException: Encountered a local class not previously collected on inner classes inside anonymous objects
KT-77320 KJS: Big.js times() is compiled to multiply (*) operator
KT-77430 K/JS: Remove sharedBox* intrinsics from the standard library
KT-73267 KJS: IC: "FileNotFoundException": Build failures with Kotlin 2.1-RC and RC2
KT-76912 KJS: @JsStatic can't be used for companion objects implementing external interfaces
KT-77271 KJS / Serialization: "Cannot set property message of Error which has only a getter"
KT-77242 Kotlin/JS & Kotlin/Wasm backends: Artificially apply reverse topo-order after IR linkage
KT-77649 KJS: es-arrow-functions requires explicit opt-in when target is ES2015
KT-76235 [JS] Extra invalid line tmp_0.tmp00__1 = Options; in testSuspendFunction()
KT-76234 [JS] Extra invalid line Parent in testNested()
KT-76233 [JS] Extra invalid import line in testJsQualifier()
KT-77190 Migrate JS diagnostic tests to the new CLI-based test facades (1st phase only)
KT-77418 KJS: cannot debug with whole-program granularity
KT-77371 [K/N][K/JS][K/Wasm] Unify visibility rules for generated default argument stubs
KT-77148 KJS: "Uncaught TypeError: (intermediate value).l(...).m is not a function" during production build run
KT-77193 Migrate JS irText tests to the new CLI-based test facades (1st phase only)
KT-77192 Migrate JS ABI reader tests to the new CLI-based test facades (1st phase only)
KT-77187 Migrate JS box tests to the new CLI-based test facades (1st phase only)
KT-77027 Migrate 1st phase facades to the phased CLI infrastructure in JS tests
KT-69591 KJS / d.ts: Wrong type of SerializerFactory for abstract classes
KT-76027 KJS: "ReferenceError: entries is not defined": Accessing entries of an enum arbitrarily fails with println()
KT-76232 Suspend contextual function with extension receiver results in wrong values at runtime in JS
KT-42305 KJS / IR: "Class constructor is marked as private" @JsExport produces wrong TS code for sealed classes
KT-52563 KJS / IR: Invalid TypeScript generated for class extending base class with private constructor

Klibs

New Features

KT-78699 Compiler (JS, Wasm): warn about incompatible kotlin-test/compiler pair
KT-78700 Compiler (JS, Wasm): Consider making diagnostics for incompatible kotlin-stdlib/compiler and kotlin-test/compiler pairs errors instead of warnings
KT-74815 KLIB resolver can't consume metadata klibs between source sets when abi_versions diverge
KT-68322 Compiler (JS, Wasm): warn about incompatible Kotlin stdlib/compiler pair

Fixes

KT-78168 K/N: "IndexOutOfBoundsException: Index 3 out of bounds for length 3" for iOS build with Kotlin 2.2.0-RC2
KT-75766 PL: Error on building fake override with multiple overridden members with unbound symbols in return type
KT-75757 PL: Error on building fake overrides with unbound symbols in value parameters
KT-76094 Support new callable reference nodes in partial linkage in Kotlin/Wasm
KT-78771 KLIBs: Improve zipDirAs() function that is used to produce KLIB (ZIP) archives
KT-75980 [Klib] Reduce serialized size of IrFileEntries for sparse usage of another source files
KT-78349 [Tests] Enable Partial Linkage in all tests
KT-76827 KLIB cross-compilation tests: Don't use IR hashes and metadata hashes in test data
KT-76266 Move trigger of :tools:binary-compatibility-validator:check to native/native.tests/klib-ir-inliner
KT-76725 KLIB ABI export in older version: Restore legacy directories
KT-76061 Add option for suppress warning of missing no-existent transitive klib dependencies
KT-76471 Partial linkage: add an attribute if a class is invalid
KT-75192 KLIB reader tends to extract files from the KLIB archive to a temporary directory even when this is not needed

Language Design

KT-78866 Warn implicit receiver shadowed by context parameter
KT-54363 Allow using reified types for catch parameters
KT-32993 Contract to specify that a function parameter is always true inside lambda
KT-79308 Ability to actualize empty interfaces as Any
KT-8889 Contracts: if a given function parameter is not null, the result is not null
KT-22786 Returns are not allowed for expression-body functions and are allowed when an inline lambda is added
KT-77836 Support using context parameter of a @RestrictsSuspension type as the "restricted coroutine scope"
KT-77823 Context-sensitive resolution doesn't work for subtypes of sealed types
KT-75977 False positive unresolved_reference when resolving nested member after a type check
KT-73557 Allow refining expect declarations for platform groups

Libraries

New Features

KT-76389 Provide update functions for common atomics
KT-78581 Add the KClass.isInterface property to Kotlin/JS stdlib
KT-34132 Contract for ClosedRange.contains(T?) operator
KT-73853 Provide vararg constructors for Atomic Arrays

Fixes

KT-71628 Review deprecations in stdlib for 2.1
KT-76773 stdlib: contextOf's type argument can be inferred via contextOf's context argument
KT-79489 Generate Stdlib API reference for webMain source set
KT-79080 Annotate WasmImport and WasmExport as experimental API
KT-79121 K/Wasm annotate JS-interop API as experimental
KT-78710 kotlin.wasm and kotlin.wasm.unsafe packages are missing description
KT-78709 Wasm: KClass.qualifiedName KDoc should reflect the behavior on the target
KT-78704 CharSequence.subSequence and String.substring behavior with invalid indices differs between targets
KT-78705 Float.sign and Double.sign behavior for negative zero is not documented
KT-74543 Support for context parameters in kotlinx-metadata
KT-78340 String.startsWith KDoc declares invalid exception condition
KT-78242 Move IrLinkageError to the common non-JVM part of the standard library
KT-67819 Document collection interfaces contracts

Native

KT-79075 Stuck on Kotlin_getSourceInfo_core_symbolication
KT-76178 LLVM Update: symbol '__ZnwmSt19__type_descriptor_t' missing
KT-78959 Xcode 26: fix GC stress tests
KT-78734 Finish runtime crash dump generation
KT-74662 Consider providing a way to enable stack canaries for Kotlin/Native binaries
KT-77378 [macos] Loading libraries with non resolved paths runs XProtectService
KT-61549 Kotlin/Native: remove kotlin-native/Interop/JsRuntime
KT-76563 LLVM Update: numerous "was built for newer 'macOS' version" warnings

Native. Build Infrastructure

KT-77349 Kotlin/Native: default cache for stdlib is unused

Native. C and ObjC Import

KT-79571 Xcode 26 beta 4: CInteropKT39120TestGenerated.testForwardEnum failed
KT-71400 Fix disabled -fmodules testing for stdarg.h

Native. ObjC Export

New Features

KT-77488 [ObjCExport] Add explicit ObjCBlock parameter name in objc export
KT-76974 Include conflicting element in objc export warnings
KT-76338 Native, ObjCExport: Replace name mangling of special method families

Fixes

KT-55648 Native: produce smaller binaries
KT-78447 [ObjCExport] Add missing ERROR constructors, align with K1
KT-78034 ObjCExport: primitive type extension translated as static method
KT-77781 ObjCExport: support @ObjCName for function parameters and receiver parameters
KT-77592 KMP plugin uses incorrect Swift name from ObjCName annotation
KT-77625 ObjCExport: ObjCName annotation adds kotlin name swift_name
KT-77484 KotlinConf app: Invalid identifiers in ObjCHeader.render
KT-77500 IllegalStateException during generating ObjC header stubs

Native. Runtime

KT-79152 Native: unexpected thread state in kotlin::to_string

Native. Runtime. Memory

KT-78925 Crash SIGABRT on Apple Watch after updating Kotlin to 2.2.0
KT-76851 Kotlin/Native: GC scheduler MutatorAssists requestAssists and completeEpoch issue
KT-63143 Kotlin/Native: execute Cleaners on the finalizer thread

Native. Swift Export

KT-79105 ConcurrentModificationException During Swift Export Caused by Usage of Array
KT-79227 Swift Export: Fix First Release Issues
KT-78947 Implement FUS for Swift export
KT-79521 '_CoroutineScope' is inaccessible due to 'internal' protection level
KT-79181 Swift Export Fails When Using T: Comparable Generic Constraint in Kotlin Classes
KT-77650 Swift export execution tests fail with caches enabled
KT-77634 K/N: swift export tests started failing after hyper-existentials
KT-77290 Transitive Export on swift export can duplicate declarations

Tools. Build Tools API

KT-78415 Add a tool for performance reports analysing

Tools. CLI

New Features

KT-75812 Basic DSL for compiler arguments representation

Fixes

KT-78318 Unresolved reference when compiling kotlin/JS project on fresh master
KT-75968 Set proper lifecycle for all existing compiler arguments
KT-77445 UNRESOLVED_REFERENCE when importing classes from kotlin-stdlib
KT-77030 Implement setup of HMPP sessions for KLib-based compilers
KT-78578 Support for placeholder (*) and directory in -Xdump-perf
KT-78129 Compiler cannot parse -Xfragment-dependency with a comma in the path
KT-76828 Warning doesn't exist error with -Xwarning-level when the source file has no code
KT-76957 Incorrect error message when severity is set with -Xsuppress-warning and -Xwarning-level for the same diagnostic
KT-76829 UnsupportedOperationException when reenabling a taking place warning with -Xwarning-level
KT-76111 kotlinc warns about org.fusesource.jansi.internal.JansiLoader call to System.load
KT-76447 Remove -Xjps compiler argument

Tools. Compiler Plugin API

KT-78279 Make the DiagnosticReporter default way for reporting in IR plugins
KT-77157 Cannot create a symbol pointer for local class generated by FirFunctionCallRefinementExtension

Tools. Compiler Plugins

New Features

KT-78038 Make jvm-abi-gen compiler plugin output classloader-friendly
KT-77339 Update kotlin dataframe dependency to 1.0.0-dev-6925

Fixes

KT-78969 [DataFrame] Provide source elements for plugin-generated classes
KT-75265 PowerAssert: the result of invoke is displayed at the same level as value that can be confusing
KT-78490 "AssertionError: SyntheticAccessorLowering should not attempt to modify other files" when calling protected open composable with default argument
KT-77626 K2: AssertionError: FUN LOCAL_FUNCTION_FOR_LAMBDA has no continuation
KT-78671 [DataFrame] Support type parameter types in DataSchema to fix evaluate expression
KT-78439 DataFrame compiler plugin: Unresolved reference error in REPL
KT-75876 PowerAssert: don't display results for assertion operator
KT-75514 [JS][Native] Add IrPreSerializationLoweringFacade to Atomicfu test runners
KT-77719 Remove suppress INVISIBLE_REFERENCE from DataFrame plugin
KT-77691 Kotlin DataFrame plugin: IR and FIR anonymous functions have inconsistent receivers
KT-77455 kotlin-dataframe plugin throws NoClassDefFoundError in IDE
KT-77437 Kotlin DataFrame: Add configuration key to disable top level properties generator
KT-74366 Delete kotlin-android-extensions compiler plugin
KT-73364 Migrate atomicfu sources to new IR parameter API

Tools. Compiler plugins. Serialization

KT-79695 Serialization does not exclude field-less properties in 2.2.20-Beta2
KT-73365 Migrate kotlinx-serialization sources to new IR parameter API

Tools. Gradle

New Features

KT-76421 Stabilize klib cross-compilation on different platforms
KT-77107 Introduce Kotlin ecosystem plugin

Fixes

KT-80172 Error message changes depending on the order of applying 'org.jetbrains.kotlin.android' and 'AGP' 9.0+ with built-in Kotlin plugin
KT-77546 Implement basic support for HMPP compilation scheme support in KGP
KT-79034 Automatically disable cross compilation if it's not supported on the host
KT-79408 A lot of errors files are created when compile Kotlin
KT-77785 Add -fmodules option to CocoaPod dependency by default
KT-75921 Make Swift Export available by default
KT-63383 Add compiler performance metrics to Native build reports
KT-77023 Support creating KotlinJvmAndroidCompilation in KotlinBaseApiPlugin
KT-74420 Migrate kotlin-parcelize away from AGP's deprecated Variant API
KT-78233 Add ExperimentalFeatureWarning unique id
KT-67992 Cleanup deprecated code required for KSP1
KT-72341 Remove 'kotlin-android-extensions' plugin
KT-67291 Enable Project Isolation AND/OR Configuration Cache mode for Gradle Integration tests
KT-78325 Kotlin ecosystem plugin rejects compatible Gradle patch version when DCL is enabled
KT-76353 Handle migration to stable -jvm-default in KGP: replace deprecated option and suppress warnings
KT-76797 KGP: StdlibDependencyManagementKt.configureStdlibVersionAlignment() triggering eager configuration realization
KT-77163 Migrate Swift Export IT to injections
KT-76282 Add missing Android Gradle plugin versions in tests
KT-77011 Update build regression benchmarks for 2.2.0 release
KT-76138 Compile against Gradle API 8.14
KT-76139 Run integration tests against Gradle 8.14
KT-77035 A compiler diagnostic isn't reported when its severity is set to warning with Gradle
KT-76951 'distribution-base' plugin is only applied in Gradle 8.13
KT-73142 Kotlin Gradle plugin: Remove usage of Gradle's internal ExecHandleBuilder
KT-76740 Use Problems API for warning introduced in KT-75808
KT-65271 Gradle: "Mutating dependency DefaultExternalModuleDependency after it has been finalized has been deprecated " with gradle 8.6-rc-3

Tools. Gradle. Cocoapods

KT-76035 Allow extra command line arguments in PodBuildTask
KT-78387 Kotlin Cocoapods Gradle Plugin is not compatible with Gradle isolated projects
KT-79429 K/N: Cocoapods: IllegalArgumentException: "cinterop doesn't support having headers in -fmodules mode" with 2.2.20-Beta1 if explicitly not specify false for 'useClangModules'

Tools. Gradle. Compiler plugins

KT-66728 Deprecate kapt.use.k2 property

Tools. Gradle. JS

New Features

KT-75480 Add shared source set for js and wasmJs target
KT-77073 generateTypeScriptDefinitions() does not add generated .d.ts file to package.json automatically

Fixes

KT-77319 KJS / Gradle: generateTypeScriptDefinitions() generates wrong file extension when outputting ES modules
KT-79921 Web Tooling Gradle API does not respect webpack reconfiguration
KT-76996 Wasm: js tasks triggers wasm subtasks
KT-79237 Upgrade NPM dependencies versions
KT-79188 Pre-generated accessors aren't available for webMain / webTest source sets
KT-78504 [2.2.0-RC3] NPM Tasks in 2.2 RCs produce broken/unusable build cache entries
KT-77443 NPE: "NullPointerException: Cannot invoke org.gradle.api.tasks.TaskProvider.flatMap(org.gradle.api.Transformer)": ExecutableWasm.optimizeTask is accessed before initialization
KT-76987 JS, Wasm: Upgrade NPM dependencies
KT-77119 KJS: Gradle: Setting custom environment variables in KotlinJsTest tasks no longer works
KT-74735 KGP uses Gradle internal CompositeProjectComponentArtifactMetadata

Tools. Gradle. Multiplatform

New Features

KT-69790 Report human-readable error when declared dependency doesn't support required target types
KT-76446 Add kotlin-level dependency block to work the same way as commonMain/commonTest dependencies blocks

Fixes

KT-78297 FileNotFoundException in generateMetadataFile task if non-packed=false
KT-62294 kotlin-parcelize plugin does not support the new android kotlin multiplatform plugin
KT-77404 The kotlin-stdlib and annotations are missing from commonTest dependencies with 2.2.0-Beta1
KT-79559 AGP complains about configurations resolved at configuration time due to KMP partially resolved dependencies diagnostic
KT-78993 The value for property '*' property 'dependencies' is final and cannot be changed any further
KT-77843 KGP fails with Gradle 9 on ProjectDependency.getDependencyProject()
KT-79315 Early task materialization with cross-project configuration breaks configuration due to KMP partial resolution checker
KT-77466 KMP - testFixturesApi and similar configurations do not affect jvmTestFixtures source set
KT-78433 Gradle: add tracking of the new KMP compilation scheme to FUS
KT-78431 Gradle: in-process metadata compiler uses deprecated K2MetadataCompiler
KT-77414 KMP dependencies in detached source sets cause IDE resolution to write error logs: "kotlin-project-structure-metadata.json (No such file or directory)"
KT-76200 TestModuleProperties.productionModuleName for JVM module isn't present with 2.1.20-RC

Tools. Gradle. Native

KT-51301 Remove ability to use Native non-embeddable compiler jar in Gradle plugin
KT-74864 Enable exporting KDocs by default to ObjC
KT-77977 "Unknown hardware platform: riscv64" on JVM project build
KT-78838 Add default 3G max heap size for the commonizer JVM process
KT-68256 Reduce commonizer max heap size to default 3g and allow users to configure it
KT-77067 Kotlin Gradle plugin with the configuration cache passes all platform libraries to the compiler when compiling a binary for the first time

Tools. Gradle. Swift Export

KT-79554 Swift Export status diagnostic is produced even if swift export is not configured
KT-78385 Swift Export is not compatible with Gradle isolated projects
KT-79524 NoSuchMethodError: 'java.lang.String org.gradle.api.artifacts.ProjectDependency.getPath() for swift export with dependency export fro gradle < 8.11

Tools. Incremental Compile

KT-60653 IC does not handle changes in inline functions objects/lambdas correctly
KT-78807 Changing ABI fingerprint on non-ABI changes when lambda passed to inlined function
KT-69075 Incremental compilation: smartcast is impossible on field with @JvmName

Tools. JPS

KT-77347 Support file-less compatible IC approach
KT-78444 Clean up JPS code base
KT-75460 Adding @PurelyImplements annotation to a List does not cause incremental recompile of affected files
KT-50594 Fix org.jetbrains.kotlin.arguments.CompilerArgumentsContentProspectorTest

Tools. Kapt

KT-79138 K2: KAPT Java Stub Gen: Unresolved reference with @kotlin.Metadata in Java in 2.2.0
KT-79641 Kapt: too much information is printed in verbose mode
KT-79136 K2 kapt: unresolved nested class references in annotation arguments are generated without outer class names
KT-79133 K2 kapt: class literal with typealias is not expanded
KT-77853 K2 KAPT: backend internal error: exception during IR fake override builder
KT-73322 Migrate FirKaptAnalysisHandlerExtension compilation pipeline to the phased structure

Tools. Maven

KT-77587 Maven: Introduce Kotlin daemon support and make it enabled by default
KT-63688 Remove JS-related stuff from kotlin-maven-plugin

Tools. Maven. Compiler plugins

KT-77511 Add maven plugin for Kotlin DataFrame plugin

Tools. REPL

KT-78755 [K2 Repl] Redeclaring variables does not work
KT-75632 Contunue deprecation of the REPL built into kotlinc
KT-77470 [K2 Repl] Lazy Properties crash code generation
KT-76507 [K2 Repl] Delegated properties are not visible in the next snippet
KT-76508 [K2 Repl] Annotations on property accessors are not resolved
KT-75672 [K2 Repl] Serialization plugin crashes compiler backend

Tools. Scripts

KT-78378 "Explain" feature of the kotlin script fails on hidden variables

Tools. Statistics (FUS)

KT-79455 [FUS] Collect KSP plugin version
KT-77755 [FUS Pipeline] Fus file format
KT-77995 Do not collect FUS metrics on TeamCity

Tools. Wasm

KT-76842 K/Wasm: serve project sources in *DevRun tasks by default
KT-78921 K/Wasm: don't generate empty yarn.lock file
KT-75714 Wasm: Move tooling NPM dependencies outside user project
KT-70013 .gradle/yarn and .gradle/node are part of Gradle configuration cache
KT-76838 K/Wasm: No possible to set downloadBaseUrl to null for D8 and Binaryen
KT-76948 Wasm: Rename kotlinBinaryenSetup and kotlinD8Setup

`v2.2.10`

Compare Source

Compiler

KT-79276 Dexing fails with "Cannot read field X because is null" with 2.2.0
KT-79442 "Multiple annotations of type kotlin.coroutines.jvm.internal.DebugMetadata": 2.2.0-Beta1 generates broken code with JVM default suspend methods in interfaces
KT-78815 Symbol not found: __ZNSt3__117bad_function_callD1Ev error on iOS 15.5 simulator in Xcode 16.3 after update to 2.2.0-Beta2
KT-78501 K2: Missing [ABSTRACT_SUPER_CALL] diagnostics for delegated interface method leads to AssertionError: isCompiledToJvmDefault during IR lowering
KT-78479 IR lowering failed / Unexpected null argument for composable call
KT-76477 Kotlin/Native: fix compiler performance reporting in sources->klib and klibs->binary
KT-78736 Missing [NOT_YET_SUPPORTED_IN_INLINE] diagnostics because of incorrect context update
KT-77685 "IllegalArgumentException: Sequence contains more than one matching element"
KT-76365 K2: Missing ABSTRACT_SUPER_CALL
KT-78352 False-positive IDENTITY_SENSITIVE_OPERATIONS_WITH_VALUE_TYPE when comparing with equality operator (==)

Compose compiler

KT-78479 Ensure that default transform affects functions entered through a call
KT-78490 Fix visibility for default wrappers of protected methods
b/408492167 Emit parameter names in Compose source information

JavaScript

KT-79050 KJS / IC: "Unexpected body of primary constructor for processing irClass"
KT-79089 KJS: Could not load reporter / Cannot find module 'mocha' when running jsNode tests

Native

KT-79075 Stuck on Kotlin_getSourceInfo_core_symbolication
KT-76178 LLVM Update: symbol '__ZnwmSt19__type_descriptor_t' missing

Native. Runtime. Memory

KT-78925 Crash SIGABRT on Apple Watch after updating Kotlin to 2.2.0

Tools. CLI

KT-77445 UNRESOLVED_REFERENCE when importing classes from kotlin-stdlib
KT-78263 java.lang.NoClassDefFoundError: Could not initialize class com.intellij.psi.impl.PsiSubstitutorImpl
KT-78318 Unresolved reference when compiling kotlin/JS project on fresh master

Tools. Compiler Plugins

KT-78490 "AssertionError: SyntheticAccessorLowering should not attempt to modify other files" when calling protected open composable with default argument
KT-78038 Make jvm-abi-gen compiler plugin output classloader-friendly

Tools. Gradle

KT-77023 Support creating KotlinJvmAndroidCompilation in KotlinBaseApiPlugin

Tools. Gradle. JS

KT-78504 [2.2.0-RC3] NPM Tasks in 2.2 RCs produce broken/unusable build cache entries

Tools. Gradle. Multiplatform

KT-77466 KMP - testFixturesApi and similar configurations do not affect jvmTestFixtures source set
KT-68646 Compose extension's metrics/reports dir should use subdirs based on target

Tools. Gradle. Native

KT-77977 "Unknown hardware platform: riscv64" on JVM project build

Tools. Incremental Compile

KT-78807 Changing ABI fingerprint on non-ABI changes when lambda passed to inlined function

Tools. Kapt

KT-77853 K2 KAPT: backend internal error: exception during IR fake override builder
KT-79138 K2: KAPT Java Stub Gen: Unresolved reference with @kotlin.Metadata in Java in 2.2.0

`v2.2.0`

Compare Source

Analysis API

KT-73337 Migrate analysis sources to new IR parameter API
KT-75880 K2 Mode: Typealias reference resolves to the underlying class in KMP project
KT-74246 KaVisibilityChecker.isVisible is inefficient with multiple calls on the same use-site
KT-57733 Analysis API: Use optimized ModuleWithDependenciesScopes in combined symbol providers
KT-69535 Redesign 'containingSymbol'
KT-69950 Analysis API: Introduce isSubtypeOf(ClassId)
KT-68393 Analysis API: Rename KaClassLikeSymbol. classIdIfNonLocal to classId
KT-62924 Analysis API: rename KtCallableSymbol.callableIdIfNonLocal -> callableId

Analysis API. Code Compilation

KT-75502 K2: IDEA hangs when evaluating inside kotlin-stdlib modules in the Kotlin project
KT-73077 Evaluation of inline functions is broken inside Kotlin project and Amper module in Idea sources
KT-73936 K2: CyclicInlineDependencyException: Inline functions have a cyclic dependency in evaluator
KT-74582 InterpreterMethodNotFoundError when trying to evaluate simple expressions after recent fixes
KT-74524 Compilation exception with incorrect JvmName annotation arguments
KT-74443 Compilation peer collector ignores inline property accessors

Analysis API. FIR

New Features

KT-73493 Support context parameters

Performance Improvements

KT-75790 Experiment with increasing DEFAULT_LOCKING_INTERVAL time
KT-72159 LLFirCompilerRequiredAnnotationsTargetResolver: consider rewriting it to use honest jumping locks

Fixes

KT-76331 Cleanup FileStructureElement for classes
KT-73117 K2 AA: Exception "Setter is not found" when val has a setter without body
KT-76540 K2: Missing library dependency on Android SDK from androidx.activity-1.8.2 causes LiveEdit failures
KT-73266 K2. "Declaration should have non-local container" with unclosed annotation on top-level function
KT-76432 JavaClassUseSiteMemberScope: Expected FirResolvedTypeRef with ConeKotlinType but was FirUserTypeRefImpl
KT-76217 K2 AA: "No fir element was found for KtParameter" with multiple context parameter lists
KT-74740 Highlighting is broken after the built-in serialization refactoring
KT-76366 ContextCollector: annotations on class members don't have the class as implicit receiver
KT-76352 ContextCollector: wrong class annotation context in BODY mode
KT-76341 ContextCollector: support dangling modifiers
KT-76332 "Declaration should have non-local container" for declaration inside file annotation
KT-76115 Disable FirElementBuilder#getFirForElementInsideAnnotations optimization for files, classes and scripts
KT-76347 ContextCollector: avoid resolution for enum entry annotations
KT-76272 Cleanup AbstractFileStructureTest
KT-75542 K2 AA: "FirDeclaration was not found for class KtNamedFunction, fir is class FirErrorExpressionImpl" for unclosed annotation on member function
KT-73719 K2. "FirDeclaration was not found for class KtDestructuringDeclaration, fir is class FirBlockImpl" on incorrect chain call
KT-72908 K2 Analysis API: "FirDeclaration was not found for class org.jetbrains.kotlin.psi.KtFunctionLiteral" with non-local destructuring declaration without initializer before init block
KT-75532 ContextCollector: scope for an anonymous function type parameter contains regular parameters
KT-74508 FirElementBuilder#findElementInside should reuse logic from KtToFirMapping#getFir
KT-73066 [LL] Enable low-level-api-fir-native even with the disabled native part
KT-75132 Investigate failures of sandbox diagnostic test
KT-75130 Set up LL FIR tests for sandbox test data
KT-73386 Standardize LL FIR test for compiler test data
KT-75125 ISE “Value classes cannot have 0 fields” on instantiating inline class without fields
KT-75179 ContextCollector: support error properties
KT-74632 K2: ISE FirLazyDelegatedConstructorCall should be calculated before accessing
KT-74818 K2 AA: "FirDeclaration was not found for class KtTypeParameter, fir is null" with TYPE_PARAMETERS_NOT_ALLOWED on anonymous function
KT-73183 Support context parameters in ContextCollectorVisitor
KT-60350 K2 IDE: top level destructuring RHS should be resolvable
KT-74794 K2: FirLazyExpression should be calculated before accessing with context parameter and implicit return type
KT-72938 Get rid of KaFirAnnotationListForReceiverParameter
KT-73727 Exception in implicit type resolution

Analysis API. Infrastructure

KT-74917 [Analysis API, Test Framework] Introduce a way to acquire PsiFile for a given TestFile in KtTestModule

Analysis API. Light Classes

KT-73405 Get rid of KtElement#{symbolPointer, symbolPointerOfType} API usages
KT-75391 Reduce the amount of psi-based logic in light classes
KT-70001 SLC adds @Override with zero text offset on override member
KT-75755 K2. False positive red code on vararg parameters in Kotlin class with @JvmOverloads when called from Java
KT-75397 Constructors and functions with non-last vararg parameters are treated as varargs
KT-74868 Support context parameters
KT-74733 SymbolPsiLiteral.text == value for Java constant
KT-74620 Delegated functions with value classes are present in light classes
KT-74595 Static functions with value classes are present in light classes
KT-74284 Synthetic data class methods using value class types present in LC

Analysis API. Providers and Caches

Performance Improvements

KT-62115 Analysis API: Package providers are not cached per search scope
KT-74463 Analysis API: LLNativeForwardDeclarationsSymbolProvider queries its cache even when the ClassId cannot represent a native forward declaration

Fixes

KT-74541 Analysis API: Include files generated by resolve extensions in KaModule content scopes
KT-64236 Analysis API: Introduce a separate module for fallback dependencies of library source modules
KT-74090 Analysis API: Support dumb mode (restricted analysis)
KT-63780 Analysis API: Invalidate resolvable library sessions when binary library modules are modified
KT-72388 KaFirStopWorldCacheCleaner: Control-flow exceptions
KT-74943 Analysis API: Replace KotlinGlobalModificationService with simpler global modification event publishing and listener-based modification trackers
KT-70518 K2: Analysis API: Access indices outside of ConcurrentMap computation in symbol providers
KT-74302 Analysis API: LLFirProvider should disregard self-declarations in getFirClassifierBy*
KT-67868 Analysis API: Improve the architecture of LLFirKotlinSymbolProviders

Analysis API. Standalone

KT-72810 withMultiplatformLightClassSupport is inconvenient in Standalone

Analysis API. Stubs and Decompilation

KT-71787 PsiRawFirBuilder.Visitor#visitStringTemplateExpression forces AST loading
KT-68484 K2 IDE, Analysis API: "We should be able to find a symbol for function" for getting KaType of Iterable<T>.map(transform: (T) -> R) parameter in J2K

Analysis API. Surface

New Features

KT-74475 Add isInline for KaPropertySymbol
KT-75063 KaScopeContext: support context parameters

Performance Improvements

KT-73669 Support psi-based symbol pointer for implicit primary constructors
KT-76008 Provide PSI-based implementation for KaFirNamedClassSymbol#companionObject
KT-70165 Introduce PSI-based KaSymbols for K2

Fixes

KT-72730 K2: "Unexpected owner function: KtNamedFunction" on vararg val parameter in function
KT-75123 K2. KaFirNamedFunctionSymbol should contain a receiver
KT-75894 Cannot build KaFirJavaFieldSymbol for FirFieldImpl
KT-75115 Analysis API: The JavaModuleResolver compiler class is leaked to Analysis API platform implementations
KT-76018 K2: Stop the wold leads to deadlock/freeze
KT-76011 KaFirNamedClassSymbol#companionObject doesn't provide generated objects generated by compiled plugins
KT-72482 "KotlinIllegalArgumentExceptionWithAttachments: Expected all candidates to have same callableId but some of them but was different" on trying to add the import
KT-75586 KaFirPropertyGetterSymbol#isInline and KaFirPropertySetterSymbol#isInline is incorrect for accessors with explicit modifier
KT-58572 Analysis API: Enforcing STATUS resolve in 'KtFirNamedClassOrObjectSymbol.visibility' may cause lazy resolve contract violation
KT-75574 Recognize injected code fragment copies
KT-75573 Recognize physical file copies as dangling files
KT-74801 Analysis API: Publish/subscribe to modification events with a single message bus topic
KT-73290 Analysis API: Improve the architecture of content scopes and resolution scopes
KT-68901 Constructor delegation call receiver missing in fir implementation
KT-72639 Support context parameter API
KT-73112 AA: FirExpression.toKtReceiverValue should handle context receivers properly
KT-74905 Cannot find context receiver in FIR declaration
KT-74563 createPointer is overloaded not for all implementations
KT-73722 Analysis API: Automatically check that the API surface is fully documented
KT-65065 Provide KtTypeReference#getShortTypeText()

Backend. Native. Debug

KT-75991 Xcode 16.3: Fix lldb stepping test over an inline function

Backend. Wasm

New Features

KT-59032 Support instantiation of annotation classes on WASM

Fixes

KT-77622 K/Wasm: investigate CMP crash on mobile Safari
KT-76747 [Wasm] Wasm name section absent for wasm structs
KT-76701 K/Wasm: custom formatters are not loaded when a project is built with incremental compilation
KT-66081 K/WASM: 0/0, 5/0 and 5%0throw not ArithmeticException, but RuntimeError
KT-76287 [Wasm] Enable stdlib and kotlin.test tests after compiler bootstrap
KT-75871 [Wasm] Implement new RTTI approach
KT-75872 Wasm / IC: IllegalStateException: IC internal error: can not find library
KT-74441 K/Wasm: incorrect 1e-45.toString()
KT-59118 WASM: floating point toString inconsistencies
KT-68948 Wasm: float from variable is printed with many decimal points
KT-69107 [wasm] Seemingly incorrect rounding
KT-73362 Migrate K/Wasm sources to new IR parameter API

Compiler

New Features

KT-70722 Implement better Kotlin warnings for value classes and JEP 390 (Warnings for Value-Based Classes)
KT-71768 Enable -Xjvm-default=all-compatibility by default to generate JVM default interface methods
KT-54205 Support jakarta Nullability annotations
KT-57919 Store all annotations in Kotlin metadata on JVM under a flag
KT-73255 Change defaulting rule for annotations
KT-74382 Annotating Java record components for @JvmRecord data class
KT-74811 Prohibit usages of @MustUseValue / @IgnorableValue if RV checker is not enabled
KT-74806 Implement feature flag for improved unused return value checker
KT-74809 Support unnamed local variables
KT-73508 Add a warning diagnostic for using kotlin.concurrent.AtomicRef
KT-72941 ANNOTATIONS_ON_BLOCK_LEVEL_EXPRESSION_ON_THE_SAME_LINE missing in K2
KT-74497 Warn about incompatible Kotlin and Java targets in annotations
KT-75061 Support context-sensitive resolution in type position
KT-75315 Support context-sensitive resolution in the call-argument position
KT-75316 Support context-sensitive resolution for expression-position with expected type
KT-76088 Support context-sensitive resolution for annotation arguments
KT-74049 Introduce special override rule to allow overriding T! with T & Any

Performance Improvements

KT-76395 Performance degradation on 28.03.2025
KT-76422 FirJavaFacade#createFirJavaClass: do not compute super type references right away
KT-75957 K2: PsiRawFirBuilder.Visitor#toFirExpression forces AST loading via getSpreadElement
KT-74824 Exponential performance caused by nested flexible types
KT-62855 K2: extra allocation for SAM conversion compared to K1
KT-74977 K/N: support stack array for Array(size) call
KT-74369 Exponential compiler memory usage in specific situations with type inference

Fixes

KT-76606 Enable 'Indy: Allow lambdas with annotations' by default
KT-77301 False positive Context Parameter resolution when using DslMarker
KT-74389 K2: False positive NON_EXPORTABLE_TYPE on non-Unit Promise<...> in K/JS
KT-77219 "@Composable annotation is not applicable" on vararg @Composable () -> Unit in Kotlin 2.2.0
KT-76357 K2: a nested class annotation observes member declarations of the outer class
KT-72734 Support new callable reference nodes in Kotlin Native
KT-74421 K2: Missing "val cannot be reassigned" when trying to assign a value to parent's "val"
KT-63720 Coroutine debugger: do not optimise out local variables
KT-74470 NSME on calling in runtime internal constructor of value class with default arg from tests
KT-77640 Context parameters: using 'contextOf()' function leads to [NO_CONTEXT_ARGUMENT]
KT-73909 Add an inspection discouraging usage of kotlin.concurrent Native atomics in favor of the new atomics
KT-76583 CCE: suspend lambda attempts to unbox value class parameter twice after lambda suspended
KT-76663 KJS: KotlinNothingValueException caused by expression return since 2.1.20
KT-75457 Native: cache machinery uses stdlib cache with default runtime options even if custom runtime options are supplied when partial linkage is disabled
KT-76615 K2: "IllegalArgumentException: Inline class types should have the same representation: Lkotlin/UByte; != B" for mixed Java/Kotlin code
KT-77220 Annotation with EXPRESSION is not allowed on lambdas in Kotlin 2.2.0
KT-76381 K2: Expected expression 'FirPropertyAccessExpressionImpl' to be resolved
KT-74739 Native: "IllegalArgumentException: All constructors should've been lowered: FUNCTION_REFERENCE"
KT-74325 Explicit API mode does not enforce explicit return types for extension properties
KT-77259 Confusing message for ANNOTATION_WILL_BE_APPLIED_ALSO_TO_PROPERTY_OR_FIELD
KT-73771 K2: Infinite compilation caused by buildList without type
KT-61258 Kotlin/Native: CLASS CLASS name: modality:FINAL visibility:local superTypes:[.Base]
KT-75317 Kotlin/Native: segfault in kotlin::gc::Markkotlin::gc::mark::ConcurrentMark::MarkTraits
KT-75965 The iOS app did not run successfully in Release mode
KT-77397 Report UNSUPPORTED_CONTEXTUAL_DECLARATION_CALL when calling declaration with contextual function type in signature
KT-77137 K2: Controversial behavior allows resolving annotation arguments on a companion inside it
KT-77150 Native: compilation fails with an assertion error
KT-51960 ClassCastException: Inline function with both context and extension receiver produces this when invoked
KT-73611 Remove -Xextended-compiler-checks in favor of a deprecation cycle
KT-74649 Deprecate language versions 1.8 and 1.9
KT-77283 Binary compatibility of FirDeclarationChecker
KT-73445 K2: do not report "cannot infer visibility" when inheriting multiple implementations
KT-75945 Indy: Allow lambdas with annotations
KT-76898 K2: ClassCastException when data class shadows supertype's componentX method with wrong type
KT-75992 Xcode 16.3: stacktraces on simulators are not symbolicated
KT-76805 Wrong NPE occurs when assigning synthetic properties with platform types in Kotlin 2.1.20
KT-76171 "KotlinIllegalArgumentExceptionWithAttachments: Expected expression 'FirSingleExpressionBlock' to be resolved"
KT-77078 K2: anonymous object is wrongly allowed to implement interfaces by unsafe Delegation
KT-72722 Treat 'copy' calls of a data class as explicit constructor usages
KT-77001 Leave ForbidParenthesizedLhsInAssignments as a warning
KT-75828 Store backing field/delegate annotations and extension receiver annotations in metadata
KT-58369 K2: enable DFA warnings
KT-51258 Annotations should go before context receivers
KT-76253 K2 Compiler: Less precise diagnostic COMPONENT_FUNCTION_AMBIGUITY for flexible type
KT-59526 Store annotation default values in metadata on JVM
KT-63850 K2: setter with an annotated parameter has isNotDefault == false flag in metadata
KT-75712 -Wextra: false positive UNUSED_LAMBDA_EXPRESSION on functional type variable assignment with inferred type
KT-4779 Generate default methods for implementations in interfaces
KT-69624 Debugger: Missing local variable in Variables view (inline function)
KT-75518 NO_CONTEXT_ARGUMENT should report the name of the context parameter in addition to the type
KT-76199 Introduce -Xcontext-sensitive-resolution compiler flag
KT-75553 MISSING_DEPENDENCY_SUPERCLASS and MISSING_DEPENDENCY_SUPERCLASS_WARNING is reported at the same time on the same element
KT-76159 Obsolete error "'@JvmDefaultWithCompatibility' annotation is only allowed on interfaces" should be removed
KT-76660 False negative RETURN_NOT_ALLOWED in lambda in default argument leads to NoClassDefFoundError: $$$$$NON_LOCAL_RETURN$
KT-76301 Fail to infer types after syntactical change
KT-74999 K2: KotlinNothingValueException within Extension Function
KT-76675 KIAEWA exception at KaFirDataFlowProvider with non-local return from nested inline call
KT-75756 Backend Internal error: Exception during IR lowering when trying to access variable from providedProperties in class within kotlin custom script
KT-76345 Enhance variable fixation
KT-76578 [FIR, K1/K2 Regression] lateinit is allowed on loop parameters
KT-76448 FirOverrideChecker: class ClsMethodImpl is not a subtype of class KtNamedDeclaration for factory VIRTUAL_MEMBER_HIDDEN
KT-73360 Migrate K/JVM sources to new IR parameter API
KT-74852 Kotlin/Native: allow caches for thread state checker and sanitizers
KT-76130 IR evaluator does not support array literals in annotation parameter default values
KT-76436 Missing K2 checker: non-local return through lambda passed to inline f/o
KT-74326 False negative: no variable must be initialized error though code doesn't compile
KT-76572 FIR_NON_SUPPRESSIBLE_ERROR_NAMES does not contain deprecation errors
KT-75704 Refactor FirWhenSubjectExpression
KT-76284 Flexible captured type is not approximated in receiver position
KT-76192 RETURN_TYPE_MISMATCH with same expected and actual type: nullability of actual type is omitted
KT-75944 Allow using invokedynamic for lambdas with no 'Runtime' level retention annotations
KT-76396 FirIntegerConstantOperatorScope: NoSuchElementException: Collection contains no element matching the predicate
KT-76209 CONFLICTING_UPPER_BOUNDS on Nothing bound
KT-59506 Context receivers: Unable to use trailing comma in receiver list
KT-46119 NONE_APPLICABLE instead of NAMED_ARGUMENTS_NOT_ALLOWED with overloaded Java constructor call
KT-75503 Run lazy resolution in CallableCopyTypeCalculator and use withForcedTypeCalculator everywhere in checkers
KT-76485 Don't report EXTENSION_SHADOWED_BY_MEMBER if extension can be called with named arguments
KT-76154 False positive "EXTENSION_SHADOWED_BY_MEMBER" when extension adds default values to parameters
KT-76527 False positive UNSUPPORTED_CONTEXTUAL_DECLARATION_CALL with -Xcontext-receivers and implicit invoke
KT-63246 K2: False positive NOTHING_TO_OVERRIDE in generic property with context receiver in non generic class extending generic class
KT-58534 K2: "Argument type mismatch" with typealias to context receiver functional type
KT-71792 Switch latest stable version in Kotlin project to 2.2
KT-74827 CompilationErrorException : Could not load module in an attempt to find deserializer when trying to evaluate an expression
KT-70352 K2: False-negative CONFLICTING_UPPER_BOUNDS on Nothing bound
KT-71481 K2: drop pre-1.6 language features from compiler code
KT-74454 Support trailing comma in context parameters
KT-74069 False positive UNUSED_EXPRESSION due to Long/Int conversion
KT-74337 Local Delegated properties don't preserve their annotations and don't show up in reflection
KT-55187 Context receivers in function types can have labels
KT-58498 Context receivers: ClassCastException with object and extension function in interface
KT-58165 K2: "IllegalArgumentException: No argument for parameter VALUE_PARAMETER" on overridden contextual property
KT-75234 Add error for callsInPlace contracts on context parameters
KT-73805 K2: Investigate missing diagnostic in implicit invoke call on context function type with receiver from module with disabled context parameters
KT-41934 NI: a type variable for lambda parameter has been inferred to nullable type instead of not null one
KT-75983 Backend Internal error: Exception during IR lowering 'IllegalStateException: Internal error: cannot convert Any to Int'
KT-75535 Compilation of typealias does not check for clashes
KT-72313 K2 IDE / KMP Debugger: Evaluation of inline functions declared in a common source set causes a crash
KT-76290 False positive UNUSED_EXPRESSION while returning Unit in the when branches
KT-32358 NI: Smart cast doesn't work with inline function after elvis operator
KT-76316 K2: Missing NON_PUBLIC_CALL_FROM_PUBLIC_INLINE on object extending private class in public inline function
KT-76324 Frontend diagnostic says "... this will be an error in Kotlin N.M" but N.M is already released
KT-76058 PCLA: compile-time failure on calling a higher-order function from another module inside a lambda assigned to a variable of a type with a postponed type variable
KT-75571 K2: type mismatch error provides unsubstituted types
KT-31391 'Recursive call is not a tail call' with elvis operator in tailrec function
KT-73420 False-positive NON_TAIL_RECURSIVE_CALL on tailrec function with elvis in the return statement
KT-75815 Disable warnings about different context parameter names in overrides
KT-75169 Unnecessary EXTENSION_SHADOWED_BY_MEMBER on generic declarations
KT-75483 Native: redundant unboxing generated with smart cast
KT-76339 K2: Dangling modifier list is missed for enum entries in PSI mode
KT-75513 Avoid overrides traversal without preinitialization
KT-74587 Report an error when JvmDefaultWithoutCompatibility is used with -Xjvm-default=all
KT-76257 Annotations with class references are not supported when marking IR declarations as visible to metadata
KT-71793 Drop language versions 1.6 and 1.7
KT-59272 Incorrect bytecode generated: wrong line number table after condition
KT-69248 K2: IAE “class KtDotQualifiedExpression is not a subtype of class KtCallExpression for factory ENUM_CLASS_CONSTRUCTOR_CALL” with qualified enum constructor call
KT-73778 Kotlin Debugger: NSFE on accessing private property from dependencies during evaluation
KT-74131 Incorrect line numbers for static initializer with delegated local variable
KT-76320 K2: PsiRawFirBuilder: import alias triggers ast loading
KT-63851 K2: No setterValueParameter in metadata for property setter with an annotated parameter
KT-55083 JVM: AbstractMethodError caused by lambda with sealed base interface and fun sub interface and overridden method
KT-16727 Names for anonymous classes in interfaces are malformed on JDK 8
KT-12466 NoClassDefFoundError: B$DefaultImpls on super interface call through K-J-K inheritance
KT-71002 Possible inheritance from nullable type through typealias
KT-75293 K2: Missing [HAS_NEXT_FUNCTION_TYPE_MISMATCH] diagnostics
KT-75498 Forbid .declarations access from checkers
KT-72335 KotlinIllegalArgumentExceptionWithAttachments when using illegal selector
KT-68375 K2: FirPrimaryConstructorSuperTypeChecker fails on generated superclasses
KT-71718 K2: drop TypePreservingVisibilityWrtHack
KT-75112 FE resolves wrong receivers order for property passed to delegate
KT-75924 K2. Incorrect generic type Inference "R? & Any" appears for "Add explicit type arguments"
KT-75969 java.lang.IllegalArgumentException: source must not be null on red code
KT-75322 ConeDiagnosticToFirDiagnosticKt: source must not be null
KT-73800 Wrong method executed on super call in -Xjvm-default=all/all-compatibility with an extraneous super-interface
KT-38029 Wrong method executed on super call in diamond hierarchy with covariant override
KT-75242 Any use-site target can be applied to a lambda and an expression
KT-73051 incorrect direction of subtyping violation in type mismatch error's message for A<X> </: A<Y> given a Tv <: Rv == C constraint from a lambda return position
KT-75090 Argument type mismatch: actual type is 'SuspendFunction0', but 'SuspendFunction0' was expected when anonymous function is passed to function expecting suspend function type
KT-74956 K2: No USAGE_IS_NOT_INLINABLE with compiling an inlined function call
KT-76049 K2: drop explicitTypeArgumentIfMadeFlexibleSynthetically creation when DontMakeExplicitJavaTypeArgumentsFlexible is enabled
KT-76055 K2: drop prepareCustomReturnTypeSubstitutorForFunctionCall logic when DontMakeExplicitJavaTypeArgumentsFlexible is enabled
KT-76057 K2: don't do reverse Java overridability checks when DontMakeExplicitJavaTypeArgumentsFlexible is enabled
KT-75197 K2: Missing [COMPARE_TO_TYPE_MISMATCH] diagnostics
KT-75639 Inline context function leads to ClassCastException
KT-75677 K2: change runtime behavior of KT-75649 case in 2.2
KT-75961 K2: PsiRawFirBuilder.Visitor#visitSimpleNameExpressionforces AST loading via getReferencedNameElement().node.text
KT-67869 Make inference for lambda working consistently inside and outside of the call
KT-74885 K2: IAE "source must not be null" in FirCyclicTypeBoundsChecker
KT-75578 K2: False negative [SUPER_CALL_WITH_DEFAULT_PARAMETERS] when calling the upper-class implementation of a method with the default value argument
KT-73954 Generate implementations in classes for inherited non-abstract methods in -Xjvm-default=all-compatibility
KT-75173 Context parameters: KotlinIllegalArgumentExceptionWithAttachments if you override function with value/extension parameter by fun with context
KT-75742 Native: "IllegalArgumentException: unknown pass name '' " when specifying an empty list of LLVM passes
KT-74819 K2: False-positive overload resolution ambiguity for flatMap inside PCLA
KT-75093 K2 IDE: "Unreachable code" highlighting range is confusing
KT-74572 Context parameters: contracts don't work with context parameters
KT-74765 Move K1 lazy IR implementation from 'ir.tree' to 'psi2ir'
KT-71425 IR Inliner: investigate return type of an inlined block
KT-74764 Native: merge init nodes generated within the same LLVM module for the same klib
KT-75561 K/N: place InteropLowering after UpgradeCallableReferences phase
KT-73369 K/N: move interop lowering up the pipeline
KT-75517 K2: Refactor FirCallableSymbol.resolvedContextParameters to return symbols
KT-75821 K2: REPL resolution doesn't take into account the property type when processing its initializer
KT-75705 IllegalArgumentException when isInitialized is used with java field
KT-75334 Java target shouldn't be specified if Kotlin target isn't specified
KT-75157 Missing PARAMETER_NAME_CHANGED_ON_OVERRIDE and DIFFERENT_NAMES_FOR_THE_SAME_PARAMETER_IN_SUPERTYPES for context parameters
KT-75160 Check usages of value parameters in checkers and adapt to context parameters
KT-75729 KtPsiFactory: no type-safe way to create triple-quoted KtStringTemplateExpression
KT-75040 Unify subject and subjectVariable in FirWhenExpression
KT-75323 FirSyntheticProperty: Unexpected status. Expected is FirResolvedDeclarationStatus, but was FirDeclarationStatusImpl
KT-75602 Introduce concept of shared library session in Fir sessions
KT-75509 PARAMETER_NAME_CHANGED_ON_OVERRIDE is reported randomly
KT-75124 IAE “class org.jetbrains.kotlin.psi.KtContextReceiver is not a subtype of class org.jetbrains.kotlin.psi.KtParameter for factory EXPOSED_PARAMETER_TYPE” on private context receiver
KT-73585 K2: ABSTRACT_SUPER_CALL is not reported
KT-75531 K2 REPL: local name doesn't shadow one from implicit receiver
KT-73359 Migrate frontend sources to new IR parameter API
KT-75380 K2: Modality is configured incorrectly for some FirDefaultPropertyAccessor
KT-75526 Regression in K2 scripting: local name doesn't shadow one from the implicit receiver
KT-59379 K2: Missing MIXING_NAMED_AND_POSITIONED_ARGUMENTS
KT-75106 K2: type parameters of anonymous functions are unresolved
KT-73387 Unexpected implicit type during enhancement
KT-72618 Cannot define operator inc/dec in class context
KT-74546 Serialize context parameters to metadata
KT-68768 K2: unsuccessful inference fork with jspecify annotations
KT-75345 Add a test for KT-42271
KT-75012 K2: Compiler crash on dynamic == null
KT-75195 IllegalStateException: No value for annotation parameter when @all meta-target is used with annotation with constructor
KT-75163 WRONG_ANNOTATION_TARGET_WITH_USE_SITE_TARGET for @all meta-target although there are applicable targets
KT-75198 @all meta-target should be forbidden for delegated properties
KT-74958 K2: UNEXPECTED_TRAILING_LAMBDA_ON_A_NEW_LINE isn't reported on accidental trailing closure
KT-74982 Improve UNSUPPORTED message handling
KT-75111 False negative "This declaration needs opt-in" for usage of enum entry with OptIn marker in another module
KT-74924 Infinite recursion in substitution of captured type with recursive supertype
KT-75289 NPE: getParent(...) must not be null
KT-75275 Inline class member inherited from interface is not mangled in '-Xjvm-default=all-compatibility'
KT-74340 FIR: folding binary expression chains for psi parser
KT-73831 Do not choose field target in annotation classes
KT-73494 Enable first-only-warn annotation defaulting mode
KT-75174 K2: incorrect influence of return type nullability on required receiver type in KJK hierarchy with property
KT-74920 Overriding T! with T & Any is not allowed to the extension property receiver type
KT-75150 False ambiguous context parameter reported because context is not chosen via generic parameter
KT-74965 CLI compiler doesn't report syntax errors for JS, Metadata backends if light-tree mode is disabled
KT-74303 K2 IDE / Kotlin Debugger: AE “Trying to inline an anonymous object which is not part of the public ABI” on evaluating private inline function with object inside
KT-75177 NoSuchMethodError on suspend default interface method fake override returning inline class in -Xjvm-default=all-compatibility
KT-74718 K/N: Move TestProcessor phase to the top of the pipeline
KT-75015 Context parameters: it is possible to declare anonymous function with modifiers but they don't have any effect
KT-75092 K2: Missing errors for modifiers on anonymous function in statement position
KT-75009 Context parameters: context is unresolved inside anonymous function if passed as an argument
KT-75017 Context parameters: "IllegalStateException: Cannot find variable a: R|kotlin/String| in local storage " when context from another local function is called
KT-75154 Context receiver deprecation warning should depend on langauge version, not on LATEST_STABLE
KT-74979 Context parameters: anonymous functions with a context aren't parsed in complex cases
KT-74673 K2: ClassCastException when passing suspending functional interface with generic
KT-74469 K2: False positive: "Argument type mismatch" during Java interop
KT-75105 K2: False negative NAME_IN_CONSTRAINT_IS_NOT_A_TYPE_PARAMETER for type constraint of anonymous function
KT-74929 False positive TYPE_PARAMETER_OF_PROPERTY_NOT_USED_IN_RECEIVER if it is used with T&Any
KT-74227 K2: "Cannot infer type for this parameter. Please specify it explicitly" caused by lambda in another lambda with a parameterized function type
KT-64558 K2 compiler does not report UNNECESSARY_SAFE_CALL, UNNECESSARY_NOT_NULL_ASSERTION, USELESS_ELVIS, while K2 IDEA does
KT-74728 K2: Java method overriding Kotlin method with receiver loses vararg modifier
KT-70789 CLI error "mixing legacy and modern plugin arguments is prohibited" on using -Xcompiler-plugin unless default scripting plugin is disabled
KT-72829 Forbid 'entries' name of enum entry, and deprioritize it in resolve
KT-75037 K2: IrGeneratedDeclarationsRegistrar.registerFunctionAsMetadataVisible doesn't handle extension receivers and context parameters
KT-73149 Annotations support for context parameters
KT-74798 Report error on local contextual properties
KT-74092 Context parameters: it is not possible to declare an anonymous function with a context
KT-52152 K2: Investigate suspicious code at SAM conversions
KT-75016 K2: BackendException when context var property is declared in interface
KT-74474 K2: Report more precise diagnostic when last expression of non-unit lambda is a statement
KT-74478 K2: False negative RETURN TYPE_MISMATCH if the last statement of a lambda is indexed assignment
KT-73685 K2 IDE / Kotlin Debugger: NSME “Method not found” on evaluating function with constant value in @JvmName
KT-74449 Report RETURN_TYPE_MISMATCH instead of ARGUMENT_TYPE_MISMATCH for return expressions in lambdas
KT-74918 FIR: account for K/Wasm diagnostics in generateNonSuppressibleErrorNamesFile
KT-74897 K2: Report UNSUPPORTED_FEATURE instead of TOPLEVEL_TYPEALIASES_ONLY for nested type aliases
KT-74963 K2: Fir2Ir: Avoid a situation when startOffset > endOffset in generated IrBranch
KT-74697 Overriding a method that's both deprecated and non-deprecated should not cause warnings
KT-74928 K2: "IllegalStateException: Cannot find cached type parameter by FIR symbol" in KJK hierarchy with extension property
KT-74630 K2: local class arguments in annotations on types and type parameters are not serialized
KT-74445 Commonize Native Function/Property reference lowerings
KT-74670 Warning message CONTEXT_CLASS_OR_CONSTRUCTOR isn't reported for context receiver on the constructor
KT-74617 Trivial SMAP optimization leads to missing debug info after inline
KT-74812 compile-time failure on a callable reference with an input type inferred to an inaccessible generic type
KT-66195 K2: Java method is not enhanced from overridden's context receivers
KT-74501 Context parameters: ABSTRACT_MEMBER_NOT_IMPLEMENTED if fun with context is implemented in Java in KJK hierarchy
KT-74385 Missing diagnostic on repeated suspend modifier in function type
KT-74749 Provide explanation IR before script compilation
KT-74751 K2: IllegalStateException: Can't apply receivers of FirPropertyAccessExpressionImpl to IrTypeOperatorCallImpl
KT-74729 NPE when suspend lambda has inline class parameter
KT-74336 Not supported: class org.jetbrains.kotlin.fir.types.ConeIntersectionType
KT-74203 K2: False negative NO_ELSE_IN_WHEN of a generic type with star projection <*> bounded by a sealed hierarchy
KT-48085 Kotlin/Native: LLD removes live code with --gc-sections when producing DLL
KT-69164 Native: use lld from bundled LLVM distribution when compiling on Windows for a MinGW target
KT-74081 Context parameters: implicit call resolves to extension when there is a context
KT-74682 Implement internal type exposure via parameter bounds deprecation postponement
KT-74556 K2: "IAE: class KtDestructuringDeclaration is not a subtype of class KtNamedDeclaration for factory REDECLARATION" with two non-local destructuring declarations
KT-73146 Context parameters CLI & diagnostics
KT-72104 Consider enabling check for unbound symbols in JVM before lowerings
KT-74568 Synthetic nested classes missing JVM attributes
KT-73703 [Native] Move KonanIrLinker to serialization.native module
KT-61175 K2: FirReceiverParameter does not extend FirDeclaration
KT-73961 'lateinit is unnecessary' on transient properties should not be reported for serializable classes
KT-73858 Compose / iOS: NullPointerException on building
KT-62953 JVM IR: Use SimpleNamedCompilerPhase instead of NamedCompilerPhase
KT-72929 Consider caching typealiased constructor symbols created by TypeAliasConstructorsSubstitutingScope
KT-74459 K2: false positive MISSING_DEPENDENCY_CLASS for types inside default argument
KT-73705 [Native] Decouple native caches support from KonanIrLinker and KonanPartialModuleDeserializer
KT-74091 K2: @JvmOverloads-produced overloads have generated line number table
KT-69754 Drop -Xuse-k2 compiler flag
KT-73352 K2: false negative ARRAY_EQUALITY_OPERATOR_CAN_BE_REPLACED_WITH_EQUALS
KT-72962 Consider enabling ConsiderForkPointsWhenCheckingContradictions LF earlier
KT-73027 IllegalStateException: Annotation argument value cannot be null: since
KT-74242 Freeze on runCatching call in finally block inside SAM conversion
KT-29222 FIR: consider folding binary expression chains
KT-73760 Cannot implement two Java interfaces with @NotNull-annotated type argument and Kotlin's plain (nullable) type parameter
KT-58933 Applying suggested signature from WRONG_NULLABILITY_FOR_JAVA_OVERRIDE leads to red code
KT-70507 Should parentheses prevent from plus/set operator desugaring?
KT-67520 Change of behaviour of inline function with safe cast on value type
KT-67518 Value classes leak their carrier type implementation details via inlining
KT-72305 K2: Report error when using synthetic properties in case of mapped collections
KT-71226 K2 Evaluator: Code fragment compilation with unresolved classes does not fail with exception
KT-70233 Implement a deprecation error for FIELD-targeted annotations on annotation properties
KT-67517 Value class upcast to Any leaks carrier type interfaces
KT-72814 FIR: don't use function references in FirThisReference
KT-73153 K2: Standalone diagnostics on type arguments are not reported
KT-73011 K2: Allow overloads resolution for callable references based on expected type variable with constraints
KT-70139 Remove dependencies of debugger on K1 and old JVM backend
KT-69223 Drop parallel lowering mode in JVM backend
KT-7461 Forbid using projection modifiers inside top-level Array in annotation's value parameter
KT-53804 Restore old and incorrect logic of generating InnerClasses attributes for kotlin-stdlib
KT-52774 Resolve unqualified enum constants based on expected type

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This PR contains the following updates: | Package | Type | Update | Change | |---|---|---|---| | [https://github.com/jreleaser/release-action](https://github.com/jreleaser/release-action) | action | patch | `2.4.2` -> `2.4.3` | | [org.junit.jupiter:junit-jupiter](https://junit.org/) ([source](https://github.com/junit-team/junit-framework)) | test | minor | `5.13.0` -> `5.14.0` | | [org.jetbrains.kotlin:kotlin-maven-allopen](https://kotlinlang.org/) ([source](https://github.com/JetBrains/kotlin)) | build | minor | `2.1.21` -> `2.2.20` | | [org.jetbrains.kotlin:kotlin-maven-noarg](https://kotlinlang.org/) ([source](https://github.com/JetBrains/kotlin)) | build | minor | `2.1.21` -> `2.2.20` | | [org.jetbrains.kotlin:kotlin-stdlib](https://kotlinlang.org/) ([source](https://github.com/JetBrains/kotlin)) | compile | minor | `2.1.21` -> `2.2.20` | --- ### Release Notes <details> <summary>jreleaser/release-action (https://github.com/jreleaser/release-action)</summary> ### [`v2.4.3`](https://github.com/jreleaser/release-action/releases/tag/2.4.3) [Compare Source](https://github.com/jreleaser/release-action/compare/2.4.2...2.4.3) Fix deprecation warnings in Java script </details> <details> <summary>JetBrains/kotlin (org.jetbrains.kotlin:kotlin-maven-allopen)</summary> ### [`v2.2.20`](https://github.com/JetBrains/kotlin/blob/HEAD/ChangeLog.md#2220) [Compare Source](https://github.com/JetBrains/kotlin/compare/v2.2.10...v2.2.20) ##### Analysis API - [`KT-78187`](https://youtrack.jetbrains.com/issue/KT-78187) Synthetic properties not to be shown as callables - [`KT-72525`](https://youtrack.jetbrains.com/issue/KT-72525) K2. red code and KIWA on new-lines in guarded when conditions (with parentheses) - [`KT-74246`](https://youtrack.jetbrains.com/issue/KT-74246) KaVisibilityChecker.isVisible is inefficient with multiple calls on the same use-site ##### Analysis API. Code Compilation - [`KT-78382`](https://youtrack.jetbrains.com/issue/KT-78382) K2 IR lowering error when interface extends interface - [`KT-73201`](https://youtrack.jetbrains.com/issue/KT-73201) K2 IDE: Error while evaluating expressions with local classes - [`KT-78164`](https://youtrack.jetbrains.com/issue/KT-78164) Evaluator: '`@JvmName`' annotations are not recognized in other modules - [`KT-76457`](https://youtrack.jetbrains.com/issue/KT-76457) K2 IDE / KMP Debugger: KISEWA “Cannot compile a common source without a JVM counterpart” on evaluating inline fun from common module inside jvm - [`KT-73084`](https://youtrack.jetbrains.com/issue/KT-73084) K2 evaluator cannot resolve local variables standing at the closing brace ##### Analysis API. FIR ##### Performance Improvements - [`KT-76490`](https://youtrack.jetbrains.com/issue/KT-76490) Do not load ast during the contracts phase if no contracts present - [`KT-78132`](https://youtrack.jetbrains.com/issue/KT-78132) Do not check FirElementBuilder#tryGetFirWithoutBodyResolve optimization for already resolved declarations ##### Fixes - [`KT-72227`](https://youtrack.jetbrains.com/issue/KT-72227) SOE from recursive value class - [`KT-68977`](https://youtrack.jetbrains.com/issue/KT-68977) K2 IDE: Reference to companion object through typealias in a function call does not work - [`KT-72357`](https://youtrack.jetbrains.com/issue/KT-72357) Implement partial body resolution - [`KT-76932`](https://youtrack.jetbrains.com/issue/KT-76932) Support context parameters on dangling modifier list - [`KT-72407`](https://youtrack.jetbrains.com/issue/KT-72407) FirImplementationByDelegationWithDifferentGenericSignatureChecker: FirLazyExpression should be calculated before accessing - [`KT-77602`](https://youtrack.jetbrains.com/issue/KT-77602) K2 / Analysis API: KAEWA “No fir element was found for KtParameter” on incorrect context()-call - [`KT-77629`](https://youtrack.jetbrains.com/issue/KT-77629) K2: NPE: "org.jetbrains.kotlin.fir.java.declarations.FirJavaTypeParameter.performFirstRoundOfBoundsResolution" - [`KT-76855`](https://youtrack.jetbrains.com/issue/KT-76855) Analysis API: `KaType.asPsiType` returns `null` for a local inner class in dependent analysis tests - [`KT-72718`](https://youtrack.jetbrains.com/issue/KT-72718) ImplicitReceiverValue.createSnapshot creates invalid FIR if receiver is smart-casted - [`KT-76811`](https://youtrack.jetbrains.com/issue/KT-76811) Analysis API: `resolveToFirSymbol` finds a `FirPropertySymbol` for a `KtScript` in dependent analysis - [`KT-73586`](https://youtrack.jetbrains.com/issue/KT-73586) \[Analysis API] Add `lazyResolveToPhase(STATUS)` before accessing modifiers of members - [`KT-71135`](https://youtrack.jetbrains.com/issue/KT-71135) AA: exception from sealed inheritors checker when `analyzeCopy` - [`KT-75534`](https://youtrack.jetbrains.com/issue/KT-75534) K2 AA: "Containing declaration should present for nested declaration class KtNamedFunction" with dangling annotation on top-level anonymous function - [`KT-75687`](https://youtrack.jetbrains.com/issue/KT-75687) K2: local variable doesn't get to the do-while scope - [`KT-56543`](https://youtrack.jetbrains.com/issue/KT-56543) LL FIR: rework lazy transformers so transformers modify only declarations they suppose to ##### Analysis API. Infrastructure - [`KT-76809`](https://youtrack.jetbrains.com/issue/KT-76809) Analysis API: Dependent analysis tests frequently work with the original element instead of the copied element ##### Analysis API. Light Classes - [`KT-78835`](https://youtrack.jetbrains.com/issue/KT-78835) Find usages of a light constructor from a class with an empty body finds usages of class as well - [`KT-78878`](https://youtrack.jetbrains.com/issue/KT-78878) K2. Method shown as unavailable in Java when `@JvmExposeBoxed` is applied (redundantly) at both class and method level in Kotlin - [`KT-78065`](https://youtrack.jetbrains.com/issue/KT-78065) Support "Expose boxed inline value classes" in Light Classes - [`KT-78076`](https://youtrack.jetbrains.com/issue/KT-78076) DLC: KotlinDeclarationInCompiledFileSearcher missed accessors if types are boxed - [`KT-77569`](https://youtrack.jetbrains.com/issue/KT-77569) SLC: annotation missing from generated no-args constructor - [`KT-75182`](https://youtrack.jetbrains.com/issue/KT-75182) K2 AA. False positive red code "Unresolved reference" to a Kotlin method in Java when Kotlin uses a value class with `@JvmOverloads` - [`KT-77564`](https://youtrack.jetbrains.com/issue/KT-77564) Constructor with JvmOverloads and value class shouldn't mark regular constructors private - [`KT-77505`](https://youtrack.jetbrains.com/issue/KT-77505) K2: find usages on java accessor methods do not detect kotlin property accessor usages - [`KT-76789`](https://youtrack.jetbrains.com/issue/KT-76789) Annotation resolve shouldn't search through non-class members - [`KT-76907`](https://youtrack.jetbrains.com/issue/KT-76907) Wrong equality between repeatable annotation and container ##### Analysis API. Providers and Caches - [`KT-77578`](https://youtrack.jetbrains.com/issue/KT-77578) Analysis API: Performance degradation of `KaBaseResolutionScope.contains` after introduction of library restriction scopes - [`KT-78640`](https://youtrack.jetbrains.com/issue/KT-78640) Analysis API: Remove "friend builtins provider" from `FirDeclarationForCompiledElementSearcher` - [`KT-74907`](https://youtrack.jetbrains.com/issue/KT-74907) Analysis API: Apply platform-based library module content restrictions consistently - [`KT-77605`](https://youtrack.jetbrains.com/issue/KT-77605) AA: Leaking KaDanglingFileModule through IdeKotlinPackageProvider - [`KT-62474`](https://youtrack.jetbrains.com/issue/KT-62474) Analysis API: Improve mergeability and performance of custom search scopes - [`KT-77022`](https://youtrack.jetbrains.com/issue/KT-77022) Get rid of ExpectBuiltinPostProcessor workaround - [`KT-77248`](https://youtrack.jetbrains.com/issue/KT-77248) Delegation of `JavaModuleResolver` is restricted to `CliJavaModuleResolver` - [`KT-76850`](https://youtrack.jetbrains.com/issue/KT-76850) LLFirLibrarySession cannot be cast to LLFirResolvableModuleSession - [`KT-76952`](https://youtrack.jetbrains.com/issue/KT-76952) Analysis API: `when` exhaustiveness analysis fails for sealed classes in dangling files - [`KT-72390`](https://youtrack.jetbrains.com/issue/KT-72390) Kotlin project full of red code ##### Analysis API. Standalone - [`KT-78638`](https://youtrack.jetbrains.com/issue/KT-78638) Analysis API Standalone: Stdlib builtins are not indexed in `STUBS` deserialized declaration origin mode ##### Analysis API. Stubs and Decompilation - [`KT-77496`](https://youtrack.jetbrains.com/issue/KT-77496) Support HAS\_MUST\_USE\_RETURN\_VALUE metadata flags in FirStubBasedMemberDeserializer - [`KT-77778`](https://youtrack.jetbrains.com/issue/KT-77778) Function receivers doesn't have annotations - [`KT-77777`](https://youtrack.jetbrains.com/issue/KT-77777) Receiver annotations shouldn't be present on types - [`KT-77538`](https://youtrack.jetbrains.com/issue/KT-77538) Support default property accessors with annotations - [`KT-77763`](https://youtrack.jetbrains.com/issue/KT-77763) Decompiled stubs miss inline modifier for property accessors - [`KT-77309`](https://youtrack.jetbrains.com/issue/KT-77309) Decompiled property from annotation constructor with default value should have a constant initializer - [`KT-77168`](https://youtrack.jetbrains.com/issue/KT-77168) Prefer DataInputOutputUtil for serialization/deserialization - [`KT-77117`](https://youtrack.jetbrains.com/issue/KT-77117) Flaky WRONG\_ANNOTATION\_TARGET diagnostic - [`KT-76791`](https://youtrack.jetbrains.com/issue/KT-76791) Function signature types are deserialized inconsistently - [`KT-76947`](https://youtrack.jetbrains.com/issue/KT-76947) Support functional types with context parameters ##### Analysis API. Surface ##### New Features - [`KT-73473`](https://youtrack.jetbrains.com/issue/KT-73473) Provide KaExpressionInformationProvider.isUsedAsResultOfLambda - [`KT-77278`](https://youtrack.jetbrains.com/issue/KT-77278) Implement psi-based `KaFirKotlinPropertyKtPropertyBasedSymbol#hasBackingField` - [`KT-70770`](https://youtrack.jetbrains.com/issue/KT-70770) KaLocalVariableSymbol: support `isLateInit` ##### Performance Improvements - [`KT-78526`](https://youtrack.jetbrains.com/issue/KT-78526) Get rid of redundant `checkValidity` from `withPsiValidityAssertion` ##### Fixes - [`KT-77674`](https://youtrack.jetbrains.com/issue/KT-77674) Analysis API: Redundant smart cast to the original type - [`KT-76577`](https://youtrack.jetbrains.com/issue/KT-76577) Guard KaFirStopWorldCacheCleaner from deadlocks via threads waiting - [`KT-78820`](https://youtrack.jetbrains.com/issue/KT-78820) K2: ISE "FIR element class FirErrorExpressionImpl is not supported in constant evaluation" through RedundantValueArgumentInspection - [`KT-75057`](https://youtrack.jetbrains.com/issue/KT-75057) Analysis API: Reference to object through typealias in invoke operator call leads to original type - [`KT-79042`](https://youtrack.jetbrains.com/issue/KT-79042) Do not restore KaTypePointer if target kind has changed - [`KT-72421`](https://youtrack.jetbrains.com/issue/KT-72421) AA: "KtReference.resolveToSymbols" returns empty list when ASSIGN\_OPERATOR\_AMBGUITY error is present - [`KT-63464`](https://youtrack.jetbrains.com/issue/KT-63464) AA: KtPsiTypeProvider#asPsiType doesn't substitute kotlin.Unit - [`KT-75913`](https://youtrack.jetbrains.com/issue/KT-75913) K2: SymbolLightLazyAnnotation evaluates arguments and replaces them with constants - [`KT-78628`](https://youtrack.jetbrains.com/issue/KT-78628) K2. Setting Receiver=true in Change Signature produces parameter of regular function type receiver instead of extension function type - [`KT-78278`](https://youtrack.jetbrains.com/issue/KT-78278) ISE: FIR element "class org.jetbrains.kotlin.fir.expressions.impl.FirErrorResolvedQualifierImpl" is not supported in constant evaluation at org.jetbrains.uast.kotlin.internal.FirKotlinUastConstantEvaluator.evaluate - [`KT-73184`](https://youtrack.jetbrains.com/issue/KT-73184) Analysis API: KaFunctionCall.argumentMapping is unexpectedly deparenthesised - [`KT-73327`](https://youtrack.jetbrains.com/issue/KT-73327) Cover all psi inputs with scope validity assertions - [`KT-78613`](https://youtrack.jetbrains.com/issue/KT-78613) PSI: add binary compatibility checks - [`KT-74013`](https://youtrack.jetbrains.com/issue/KT-74013) Analysis API: Cover the API surface with `@SubclassOptInRequired` annotations - [`KT-76614`](https://youtrack.jetbrains.com/issue/KT-76614) Move the parser and lexer to a separate module - [`KT-78552`](https://youtrack.jetbrains.com/issue/KT-78552) `KaFunctionValueParameter` is not marked as `KaLifetimeOwner` - [`KT-71152`](https://youtrack.jetbrains.com/issue/KT-71152) Add back SubclassOptInRequired to classes in KaModule.kt - [`KT-71876`](https://youtrack.jetbrains.com/issue/KT-71876) Support storing parameter names in `KaFunctionType` - [`KT-77738`](https://youtrack.jetbrains.com/issue/KT-77738) AA: inconsistent `KaType.allSupertypes` regarding multiple iterations - [`KT-75358`](https://youtrack.jetbrains.com/issue/KT-75358) K2 AA, KaFirVisibilityChecker: private member of anonymous object is not visible inside it - [`KT-73723`](https://youtrack.jetbrains.com/issue/KT-73723) K2 AA, KaFirVisibilityChecker: protected member of superclass is not visible from anonymous object - [`KT-78057`](https://youtrack.jetbrains.com/issue/KT-78057) \[Analysis API, K2] Context parameters are not resolved in KDoc - [`KT-73758`](https://youtrack.jetbrains.com/issue/KT-73758) K2 Mode: "KaEvaluator.evaluate" does not work for simple arithmetic expressions - [`KT-72301`](https://youtrack.jetbrains.com/issue/KT-72301) K2 AA. `PSI should present for declaration built by Kotlin code` on property access syntax of generic Java getter through Kotlin subclass - [`KT-77730`](https://youtrack.jetbrains.com/issue/KT-77730) K2: Unable to get a light PSI for a nested annotation used with fully-qualified name - [`KT-73216`](https://youtrack.jetbrains.com/issue/KT-73216) K2: unresolvable references in type parameters - [`KT-71794`](https://youtrack.jetbrains.com/issue/KT-71794) Analysis API: Types with errors have unresolved qualifiers in lambda parameters position - [`KT-65846`](https://youtrack.jetbrains.com/issue/KT-65846) Support parameter names in functional type rendering - [`KT-76738`](https://youtrack.jetbrains.com/issue/KT-76738) K2 AA: rendering constructor of sealed class inserts protected modifier - [`KT-77515`](https://youtrack.jetbrains.com/issue/KT-77515) `KaTypeProvider#receiverType` should be more tolerant to an error code - [`KT-77333`](https://youtrack.jetbrains.com/issue/KT-77333) K2 AA: KaFirTypeProvider.getType: InvalidFirElementTypeException: For TYPE\_REFERENCE with text `I`, unexpected element of type: FirSuperReceiverExpressionImpl found - [`KT-76044`](https://youtrack.jetbrains.com/issue/KT-76044) K2 AA: isFun is true for restored symbol of Java interface with several methods - [`KT-77264`](https://youtrack.jetbrains.com/issue/KT-77264) `KaTypeProvider#type` should be more tolerant to an error code - [`KT-77282`](https://youtrack.jetbrains.com/issue/KT-77282) KaPropertySymbol: support `isDelegatedProperty` for libraries - [`KT-77254`](https://youtrack.jetbrains.com/issue/KT-77254) K2 AA: expectedType doesn't provide anything for parameter default value - [`KT-74777`](https://youtrack.jetbrains.com/issue/KT-74777) KaVariableSymbol.hasBackingField returns incorrect result for libraries - [`KT-77280`](https://youtrack.jetbrains.com/issue/KT-77280) Rename `KaPropertyAccessorSymbol#isCustom` to `isNotDefault` - [`KT-77210`](https://youtrack.jetbrains.com/issue/KT-77210) Analysis API: `scopeContext` shows implicit receiver with a class instance in the class constructor - [`KT-77196`](https://youtrack.jetbrains.com/issue/KT-77196) Clarify differences between KaPropertyAccessorSymbol#{isDefault, hasBody} - [`KT-76580`](https://youtrack.jetbrains.com/issue/KT-76580) K2: No expected type for the second+ vararg argument - [`KT-76750`](https://youtrack.jetbrains.com/issue/KT-76750) K2. internal exception 'Unable to provide inlay hint' on typo in nested lambdas - [`KT-73290`](https://youtrack.jetbrains.com/issue/KT-73290) Analysis API: Improve the architecture of content scopes and resolution scopes - [`KT-73055`](https://youtrack.jetbrains.com/issue/KT-73055) Get rid of the deprecated Analysis API API - [`KT-70199`](https://youtrack.jetbrains.com/issue/KT-70199) K2: ConcurrentModificationException at FirCallCompleter$LambdaAnalyzerImpl.analyzeAndGetLambdaReturnArguments ##### Backend. Wasm ##### New Features - [`KT-65721`](https://youtrack.jetbrains.com/issue/KT-65721) K/Wasm: stop unconditionally exporting any main function from the root package ##### Performance Improvements - [`KT-70097`](https://youtrack.jetbrains.com/issue/KT-70097) Optimize shared primitive variables in Native and Wasm ##### Fixes - [`KT-80106`](https://youtrack.jetbrains.com/issue/KT-80106) devServer in Kotlin/Wasm overwrites defaults, causing missing static paths - [`KT-80018`](https://youtrack.jetbrains.com/issue/KT-80018) K/Wasm: exceptions don't work properly in JavaScriptCore (vm inside Safari, WebKit) - [`KT-66072`](https://youtrack.jetbrains.com/issue/KT-66072) K/Wasm: improve how exceptions work in JS interop - [`KT-77897`](https://youtrack.jetbrains.com/issue/KT-77897) WasmJs: ClassCastException when using star-projection with nullable transformation in generic extension function - [`KT-71533`](https://youtrack.jetbrains.com/issue/KT-71533) K/Wasm + K2: no error on KClass::qualifiedName usages - [`KT-73931`](https://youtrack.jetbrains.com/issue/KT-73931) WASM: "RuntimeError: illegal cast" with nullable generic - [`KT-65403`](https://youtrack.jetbrains.com/issue/KT-65403) \[WASM] RuntimeError is thrown instead of ClassCastException - [`KT-79317`](https://youtrack.jetbrains.com/issue/KT-79317) \[Wasm] Do not throw CCE for ExcludedFromCodegen declarations - [`KT-66085`](https://youtrack.jetbrains.com/issue/KT-66085) K/WASM: Runtime error is uncaught with `catch (e: Throwable)` - [`KT-78036`](https://youtrack.jetbrains.com/issue/KT-78036) K/Wasm: generate a message with "expected" and "actual" types in case of CCE - [`KT-78384`](https://youtrack.jetbrains.com/issue/KT-78384) K/Wasm: Incorrect debug info of local declarations in inline function from another file - [`KT-72220`](https://youtrack.jetbrains.com/issue/KT-72220) Wasm: Unclear exception in case of missed dependency - [`KT-71691`](https://youtrack.jetbrains.com/issue/KT-71691) No trace on Wasm/JS if an error occurred in initializing global variables in a file with the main function - [`KT-67554`](https://youtrack.jetbrains.com/issue/KT-67554) \[Wasm] Consider to have reference equals or/and equals for function references - [`KT-71521`](https://youtrack.jetbrains.com/issue/KT-71521) K/Wasm: incorrect results on equality checks for capturing property references - [`KT-71522`](https://youtrack.jetbrains.com/issue/KT-71522) K/Wasm: incorrect results on equality checks for function references - [`KT-69570`](https://youtrack.jetbrains.com/issue/KT-69570) K/Wasm: JsExport with default parameter value compiles to invalid Wasm - [`KT-71517`](https://youtrack.jetbrains.com/issue/KT-71517) K/Wasm: KClass::qualifiedName for local classes and objects returns non-null value - [`KT-68309`](https://youtrack.jetbrains.com/issue/KT-68309) WASM: Anonymous class simpleName returns "<no name provided>" instead of null - [`KT-77272`](https://youtrack.jetbrains.com/issue/KT-77272) K/Wasm: Remove kotlin.wasm.internal.ClosureBox\* classes from the standard library - [`KT-66106`](https://youtrack.jetbrains.com/issue/KT-66106) Wasm: lambda was not invoked in test lambda2.kt - [`KT-77855`](https://youtrack.jetbrains.com/issue/KT-77855) \[Wasm] Improve virtual function calls speed for lambdas - [`KT-77501`](https://youtrack.jetbrains.com/issue/KT-77501) Wasm: unsigned vararg compiles to invalid Wasm - [`KT-76775`](https://youtrack.jetbrains.com/issue/KT-76775) \[Wasm] Inconsistent FP mod operation - [`KT-77464`](https://youtrack.jetbrains.com/issue/KT-77464) Wasm: KType.toString() has simple names even with -Xwasm-kclass-fqn - [`KT-77465`](https://youtrack.jetbrains.com/issue/KT-77465) Wasm: KTypeParamter printed without variance information ##### Compiler ##### New Features - [`KT-71768`](https://youtrack.jetbrains.com/issue/KT-71768) Enable -Xjvm-default=all-compatibility by default to generate JVM default interface methods - [`KT-78374`](https://youtrack.jetbrains.com/issue/KT-78374) Make indy lambda function name generation more consistent - [`KT-45683`](https://youtrack.jetbrains.com/issue/KT-45683) Allow generics in contract type assertions - [`KT-27090`](https://youtrack.jetbrains.com/issue/KT-27090) Support contracts in getter and setter for top-level extension properties - [`KT-76766`](https://youtrack.jetbrains.com/issue/KT-76766) Warning is missing for wrong subclass checking - [`KT-71244`](https://youtrack.jetbrains.com/issue/KT-71244) Incorporate existing `@CheckReturnValue` annotation(s) into Kotlin's unused return value checker - [`KT-73256`](https://youtrack.jetbrains.com/issue/KT-73256) Implement `all` meta-target for annotations - [`KT-78792`](https://youtrack.jetbrains.com/issue/KT-78792) Report warning for redundant return in expression body - [`KT-32313`](https://youtrack.jetbrains.com/issue/KT-32313) Support contracts for operator functions - [`KT-70722`](https://youtrack.jetbrains.com/issue/KT-70722) Implement better Kotlin warnings for value classes and JEP 390 (Warnings for Value-Based Classes) - [`KT-65688`](https://youtrack.jetbrains.com/issue/KT-65688) Generate when-expressions over final classes via invokedynamic typeSwitch + tableswitch on JDK 21+ - [`KT-54344`](https://youtrack.jetbrains.com/issue/KT-54344) Trigger the unused expression warning for interpolated strings, even when the expression may have side effects - [`KT-74807`](https://youtrack.jetbrains.com/issue/KT-74807) Implement 'full' unused return value checker mode - [`KT-77653`](https://youtrack.jetbrains.com/issue/KT-77653) K/N: an optimization pass to remove redundant type checks - [`KT-64477`](https://youtrack.jetbrains.com/issue/KT-64477) Enhance KotlinLightParser to make it able to parse scripts - [`KT-74809`](https://youtrack.jetbrains.com/issue/KT-74809) Support unnamed local variables - [`KT-72941`](https://youtrack.jetbrains.com/issue/KT-72941) ANNOTATIONS\_ON\_BLOCK\_LEVEL\_EXPRESSION\_ON\_THE\_SAME\_LINE missing in K2 - [`KT-75061`](https://youtrack.jetbrains.com/issue/KT-75061) Support context-sensitive resolution in type position ##### Performance Improvements - [`KT-77993`](https://youtrack.jetbrains.com/issue/KT-77993) Optimize old PSI/LightTree Kotlin parser - [`KT-78672`](https://youtrack.jetbrains.com/issue/KT-78672) Consider having FirCallableSymbol.callableId null for local properties / parameters - [`KT-77839`](https://youtrack.jetbrains.com/issue/KT-77839) K2: consider not creating CallableId for value parameters / variables / fields - [`KT-74981`](https://youtrack.jetbrains.com/issue/KT-74981) Kotlin/Native: large binary size for iOS target in 2.1.0(LLVM16) - [`KT-77838`](https://youtrack.jetbrains.com/issue/KT-77838) K2: consider replacing LinkedHashMap with HashMap inside scopes and scope session - [`KT-76698`](https://youtrack.jetbrains.com/issue/KT-76698) Android Studio compose preview holds read lock 700ms for KaCompilerFacility API - [`KT-68677`](https://youtrack.jetbrains.com/issue/KT-68677) Kotlin compilation issue when using EnumMap and Pair ##### Fixes - [`KT-79979`](https://youtrack.jetbrains.com/issue/KT-79979) K2: ClassCastException when overriding extension property with delegation - [`KT-67146`](https://youtrack.jetbrains.com/issue/KT-67146) `UPPER_BOUND_VIOLATED` missing on implicit type arguments - [`KT-76477`](https://youtrack.jetbrains.com/issue/KT-76477) Kotlin/Native: fix compiler performance reporting in sources->klib and klibs->binary - [`KT-79866`](https://youtrack.jetbrains.com/issue/KT-79866) kotlinc 2.2.0 silently emits 'NonExistentClass' instead of reporting an error - [`KT-78666`](https://youtrack.jetbrains.com/issue/KT-78666) "Platform declaration clash" caused by indy lambda name generation which generates conflicting names - [`KT-80285`](https://youtrack.jetbrains.com/issue/KT-80285) IJ monorepo: broken compilation after 2.2.20-RC update - [`KT-79442`](https://youtrack.jetbrains.com/issue/KT-79442) "Multiple annotations of type kotlin.coroutines.jvm.internal.DebugMetadata": 2.2.0-Beta1 generates broken code with JVM default suspend methods in interfaces - [`KT-78589`](https://youtrack.jetbrains.com/issue/KT-78589) "Class does not have member field" caused by delegation from a Java to Kotlin class - [`KT-79816`](https://youtrack.jetbrains.com/issue/KT-79816) Java Interfaces implemented by delegation have non-null return checks - [`KT-78097`](https://youtrack.jetbrains.com/issue/KT-78097) False positive NO\_ELSE\_IN\_WHEN on sealed interface with negative is check - [`KT-77182`](https://youtrack.jetbrains.com/issue/KT-77182) A function in a file annotated with `@file`:MustUseReturnValue doesn't produce a warning when it is used from compiled code - [`KT-79085`](https://youtrack.jetbrains.com/issue/KT-79085) Adding `-Xreturn-value-checker=full` to kotlinc causes "error: conflicting overloads" - [`KT-75268`](https://youtrack.jetbrains.com/issue/KT-75268) K2: Implement the new compilation scheme for MPP (compiler part) - [`KT-78843`](https://youtrack.jetbrains.com/issue/KT-78843) FIR tree: comments within String concatenation aren't visited in 2.2.0 - [`KT-77401`](https://youtrack.jetbrains.com/issue/KT-77401) \[FIR] `ParameterNameTypeAttribute.name` doesn't support `@ParameterName` with compile-time constant property argument - [`KT-73611`](https://youtrack.jetbrains.com/issue/KT-73611) Remove -Xextended-compiler-checks in favor of a deprecation cycle - [`KT-79276`](https://youtrack.jetbrains.com/issue/KT-79276) Dexing fails with "Cannot read field X because <local0> is null" with 2.2.0 - [`KT-79781`](https://youtrack.jetbrains.com/issue/KT-79781) Missing MISSING\_DEPENDENCY\_CLASS when using type alias with inaccessible RHS - [`KT-78621`](https://youtrack.jetbrains.com/issue/KT-78621) false-positive type mismatch error on value of nullable type as value of platform type - [`KT-79547`](https://youtrack.jetbrains.com/issue/KT-79547) "UnsupportedOperationException: Not supported" with inlining and value classes - [`KT-52706`](https://youtrack.jetbrains.com/issue/KT-52706) Bad signature for generic value classes with substituted type parameter - [`KT-79519`](https://youtrack.jetbrains.com/issue/KT-79519) Nested type alias is unreachable from another module - [`KT-76839`](https://youtrack.jetbrains.com/issue/KT-76839) False-negative MISSING\_DEPENDENCY\_CLASS on parameter of data class constructor - [`KT-78352`](https://youtrack.jetbrains.com/issue/KT-78352) False-positive IDENTITY\_SENSITIVE\_OPERATIONS\_WITH\_VALUE\_TYPE when comparing with equality operator (==) - [`KT-78815`](https://youtrack.jetbrains.com/issue/KT-78815) `Symbol not found: __ZNSt3__117bad_function_callD1Ev` error on iOS 15.5 simulator in Xcode 16.3 after update to 2.2.0-Beta2 - [`KT-25341`](https://youtrack.jetbrains.com/issue/KT-25341) NOT\_YET\_SUPPORTED\_IN\_INLINE reported over anonymous object border - [`KT-77099`](https://youtrack.jetbrains.com/issue/KT-77099) 'all' annotation target is not a soft keyword - [`KT-76478`](https://youtrack.jetbrains.com/issue/KT-76478) FIR: Implement IDE-only checker for types exposed in inline function - [`KT-79355`](https://youtrack.jetbrains.com/issue/KT-79355) Failed to fix the problem of desugared `inc` with new reverse implies returns contract - [`KT-79277`](https://youtrack.jetbrains.com/issue/KT-79277) Implies returns contract doesn't affect the return type of the function if it is in the argument position - [`KT-79271`](https://youtrack.jetbrains.com/issue/KT-79271) Implies returns contract doesn't impact exhaustiveness - [`KT-79218`](https://youtrack.jetbrains.com/issue/KT-79218) SMARTCAST\_IMPOSSIBLE for top‑level extension‑property getter despite returnsNotNull contract - [`KT-79220`](https://youtrack.jetbrains.com/issue/KT-79220) returnsNotNull contract ignored on extension function with nullable receiver - [`KT-79354`](https://youtrack.jetbrains.com/issue/KT-79354) IllegalStateException: Debug metadata version mismatch. Expected: 1, got 2 with compiler 2.2.20-Beta1 and stdlib 2.2.0 - [`KT-78479`](https://youtrack.jetbrains.com/issue/KT-78479) IR lowering failed / Unexpected null argument for composable call - [`KT-77986`](https://youtrack.jetbrains.com/issue/KT-77986) K2: False negative: "Local classes are not yet supported in inline functions" - [`KT-79076`](https://youtrack.jetbrains.com/issue/KT-79076) 'IllegalStateException: Cannot serialize error type: ERROR CLASS: Uninferred type' with Exposed column using recursive generic type - [`KT-78726`](https://youtrack.jetbrains.com/issue/KT-78726) Split runPsiToIr phase into runPsiToIr and runIrLinker - [`KT-77672`](https://youtrack.jetbrains.com/issue/KT-77672) K/N: come up with a fallback strategy for the casts optimization pass - [`KT-76365`](https://youtrack.jetbrains.com/issue/KT-76365) K2: Missing ABSTRACT\_SUPER\_CALL - [`KT-76585`](https://youtrack.jetbrains.com/issue/KT-76585) K2: RETURN\_IN\_FUNCTION\_WITH\_EXPRESSION\_BODY is not reported inside initializers of local variables - [`KT-79099`](https://youtrack.jetbrains.com/issue/KT-79099) K2: Do not inherit inline modifier - [`KT-76902`](https://youtrack.jetbrains.com/issue/KT-76902) Omit type-use annotations from diagnostics - [`KT-64499`](https://youtrack.jetbrains.com/issue/KT-64499) Report error on overloading by order of context parameters - [`KT-58988`](https://youtrack.jetbrains.com/issue/KT-58988) K2: Deprecate exposing package-private parameter of internal method - [`KT-77199`](https://youtrack.jetbrains.com/issue/KT-77199) OPT\_IN\_USAGE\_ERROR is still absent when calling the enum primary constructor - [`KT-72800`](https://youtrack.jetbrains.com/issue/KT-72800) K2: java.util.NoSuchElementException when introduce variable - [`KT-79056`](https://youtrack.jetbrains.com/issue/KT-79056) Add experimental language version 2.5 - [`KT-17460`](https://youtrack.jetbrains.com/issue/KT-17460) Diagnostics and intention on suspend function that is overriden with non-suspend one. - [`KT-78351`](https://youtrack.jetbrains.com/issue/KT-78351) Plugins: VIRTUAL\_MEMBER\_HIDDEN caused by FirSupertypeGenerationExtension - [`KT-78527`](https://youtrack.jetbrains.com/issue/KT-78527) No LESS\_VISIBLE\_TYPE\_ACCESS\_IN\_INLINE\_WARNING is reported when a private companion object is accessed via the class name - [`KT-79045`](https://youtrack.jetbrains.com/issue/KT-79045) FirExpectActualMatcherTransformer should not visit bodies - [`KT-74570`](https://youtrack.jetbrains.com/issue/KT-74570) K2: Linenumber for annotation on property is present in LVT - [`KT-74569`](https://youtrack.jetbrains.com/issue/KT-74569) K2: Linenumber of annotation is present in constructor's LVT - [`KT-64731`](https://youtrack.jetbrains.com/issue/KT-64731) K2: Annotation on inline function or inside inline function is hit by debugger - [`KT-77756`](https://youtrack.jetbrains.com/issue/KT-77756) Add experimental language version 2.4 - [`KT-78837`](https://youtrack.jetbrains.com/issue/KT-78837) linkReleaseFrameworkIosArm64: Compilation failed: An interface expected but was Any - [`KT-78945`](https://youtrack.jetbrains.com/issue/KT-78945) CONTRACT\_NOT\_ALLOWED is not reported for local operator functions - [`KT-78944`](https://youtrack.jetbrains.com/issue/KT-78944) ANNOTATION\_IN\_CONTRACT\_ERROR is not reported for operators and property accessors with contracts - [`KT-78943`](https://youtrack.jetbrains.com/issue/KT-78943) ERROR\_IN\_CONTRACT\_DESCRIPTION is not reported for operators and property accessors with contracts - [`KT-78932`](https://youtrack.jetbrains.com/issue/KT-78932) Contracts are allowed for open and overridden property accessors - [`KT-77203`](https://youtrack.jetbrains.com/issue/KT-77203) FIR: Consider adding destructured type to all COMPONENT\_FUNCTION\_\* diagnostics - [`KT-76635`](https://youtrack.jetbrains.com/issue/KT-76635) Implement Data-Flow Based Exhaustiveness Support - [`KT-78805`](https://youtrack.jetbrains.com/issue/KT-78805) K2: False positive METHOD\_OF\_ANY\_IMPLEMENTED\_IN\_INTERFACE - [`KT-78651`](https://youtrack.jetbrains.com/issue/KT-78651) No need to report LESS\_VISIBLE\_TYPE\_ACCESS\_IN\_INLINE\_WARNING in noinline default value lambda - [`KT-78849`](https://youtrack.jetbrains.com/issue/KT-78849) K2: \[Wasm, Fir2IR] Invalid smartcast on overloaded function call - [`KT-78793`](https://youtrack.jetbrains.com/issue/KT-78793) Make feature AllowEagerSupertypeAccessibilityChecks experimental - [`KT-78736`](https://youtrack.jetbrains.com/issue/KT-78736) Missing \[NOT\_YET\_SUPPORTED\_IN\_INLINE] diagnostics because of incorrect context update - [`KT-78324`](https://youtrack.jetbrains.com/issue/KT-78324) K2: False negative \[INCONSISTENT\_TYPE\_PARAMETER\_VALUES] - [`KT-69975`](https://youtrack.jetbrains.com/issue/KT-69975) KDoc: cannot reference elements with names in backticks - [`KT-78229`](https://youtrack.jetbrains.com/issue/KT-78229) KDoc: unable to reference a method with spaces in the name - [`KT-78047`](https://youtrack.jetbrains.com/issue/KT-78047) Render unnamed context parameters as \_ instead of <unused var> - [`KT-74621`](https://youtrack.jetbrains.com/issue/KT-74621) Debugger: AssertionError on evaluating two suspending calls - [`KT-78784`](https://youtrack.jetbrains.com/issue/KT-78784) Improve deprecation warnings about KTLC-284 - [`KT-76826`](https://youtrack.jetbrains.com/issue/KT-76826) New inference error \[NewConstraintError at Incorporate TypeVariable] caused by recursive generics and nullable expected type - [`KT-77685`](https://youtrack.jetbrains.com/issue/KT-77685) "IllegalArgumentException: Sequence contains more than one matching element" - [`KT-78028`](https://youtrack.jetbrains.com/issue/KT-78028) "FirNamedFunctionSymbol" leaks to the error message about missing infix modifier - [`KT-77245`](https://youtrack.jetbrains.com/issue/KT-77245) Add expression name to RETURN\_VALUE\_NOT\_USED diagnostic - [`KT-78071`](https://youtrack.jetbrains.com/issue/KT-78071) False-positive NO\_ELSE\_IN\_WHEN after variable reassignment - [`KT-78068`](https://youtrack.jetbrains.com/issue/KT-78068) False-positive NO\_ELSE\_IN\_WHEN after excluding enum value with inequality check - [`KT-71134`](https://youtrack.jetbrains.com/issue/KT-71134) Consider to get rid of CapturedTypeMarker.withNotNullProjection() - [`KT-77131`](https://youtrack.jetbrains.com/issue/KT-77131) getValue/setValue can be declared with more than two/three parameters - [`KT-78452`](https://youtrack.jetbrains.com/issue/KT-78452) Drop redundant frontend structures after fir2ir conversion - [`KT-78458`](https://youtrack.jetbrains.com/issue/KT-78458) Don't populate PredicateBasedProvider if no lookup predicates are registered - [`KT-78440`](https://youtrack.jetbrains.com/issue/KT-78440) Lambda with an implicitly runtime-retained annotation is generated via invokedynamic with `-Xindy-allow-annotated-lambdas=false` - [`KT-77709`](https://youtrack.jetbrains.com/issue/KT-77709) Missing diagnostics of accessing less visible objects in inline function - [`KT-77577`](https://youtrack.jetbrains.com/issue/KT-77577) False positive exposed type warnings - [`KT-77095`](https://youtrack.jetbrains.com/issue/KT-77095) FIR: Report warnings on exposure of references to invisible references in inline functions - [`KT-76981`](https://youtrack.jetbrains.com/issue/KT-76981) Move exposed type checker to regular checkers - [`KT-78252`](https://youtrack.jetbrains.com/issue/KT-78252) ClassCastException when `Array<Void>` used for compile-time vararg of `Nothing` - [`KT-77713`](https://youtrack.jetbrains.com/issue/KT-77713) Context Parameters cause compiler generate r8 incompatible bytecode - [`KT-71854`](https://youtrack.jetbrains.com/issue/KT-71854) K2 IDE. False positive red code because of external annotation on a generic parameter - [`KT-67335`](https://youtrack.jetbrains.com/issue/KT-67335) K2: Infers Int instead of Long for an ILT - [`KT-76629`](https://youtrack.jetbrains.com/issue/KT-76629) K2 Mode: False positive RedundantVisibilityModifier inspection on private constructors in sealed classes - [`KT-77728`](https://youtrack.jetbrains.com/issue/KT-77728) Drop controversial experimental checkers - [`KT-78429`](https://youtrack.jetbrains.com/issue/KT-78429) K2: Property callable reference incorrectly smart-casted to intersection of property type and KProperty - [`KT-78509`](https://youtrack.jetbrains.com/issue/KT-78509) Renamed for override copy functions are cached in scope instead of session - [`KT-17417`](https://youtrack.jetbrains.com/issue/KT-17417) Loops in delegation: no compilation error on non-abstract class with abstract method that never implemented - [`KT-75033`](https://youtrack.jetbrains.com/issue/KT-75033) Split JvmBackendPipelinePhase to be able to provide a custom implementation of writeOutputs - [`KT-75831`](https://youtrack.jetbrains.com/issue/KT-75831) K2: An extra "\[VALUE\_PARAMETER\_WITHOUT\_EXPLICIT\_TYPE] An explicit type is required on a value parameter." for a missing parameter - [`KT-78370`](https://youtrack.jetbrains.com/issue/KT-78370) All the \[something]Assign operators on dynamic return Unit as a type - [`KT-73950`](https://youtrack.jetbrains.com/issue/KT-73950) K2 IDE / Kotlin Debugger: ISE “Fake override should have at least one overridden descriptor” on evaluation of local calss in presence of bystander - [`KT-78280`](https://youtrack.jetbrains.com/issue/KT-78280) Implement the sourceless `KtDiagnostic`s - [`KT-76543`](https://youtrack.jetbrains.com/issue/KT-76543) Migrate psi2ir sources to new IR parameter API - [`KT-77716`](https://youtrack.jetbrains.com/issue/KT-77716) Kotlin/Native and -Xseparate-kmp-compilation: "Compilation failed: Several functions kotlin/native/immutableBlobOf found" - [`KT-76400`](https://youtrack.jetbrains.com/issue/KT-76400) Context-sensitive resolution doesn’t work in if-else condition passed as a function argument - [`KT-76606`](https://youtrack.jetbrains.com/issue/KT-76606) Enable 'Indy: Allow lambdas with annotations' by default - [`KT-76739`](https://youtrack.jetbrains.com/issue/KT-76739) Dubious argument type mismatch "actual type is 'String', but 'String' was expected" caused by wrong number of type arguments - [`KT-78121`](https://youtrack.jetbrains.com/issue/KT-78121) Report warning on function type with multiple implicit values that's annotated with DSL marker - [`KT-76872`](https://youtrack.jetbrains.com/issue/KT-76872) Anonymous context parameters are not visible in debugger - [`KT-74088`](https://youtrack.jetbrains.com/issue/KT-74088) Kotlin Debugger: CCE on evaluating private suspend function - [`KT-77301`](https://youtrack.jetbrains.com/issue/KT-77301) False positive Context Parameter resolution when using DslMarker - [`KT-78230`](https://youtrack.jetbrains.com/issue/KT-78230) Add more test cases to the holdsIn contracts - [`KT-78111`](https://youtrack.jetbrains.com/issue/KT-78111) K2: Approximation of captured star projection in function type produces `Function1<Nothing?, Unit>` in IR - [`KT-77273`](https://youtrack.jetbrains.com/issue/KT-77273) K/N: Remove the kotlin.native.internal.Ref class from the standard library - [`KT-73995`](https://youtrack.jetbrains.com/issue/KT-73995) JVM bytecode: Bad name for value class field - [`KT-73013`](https://youtrack.jetbrains.com/issue/KT-73013) Kotlin Debugger: ISE “No mapping for symbol: VALUE\_PARAMETER” on evaluating callable reference to local function with closure in it - [`KT-77665`](https://youtrack.jetbrains.com/issue/KT-77665) K2: unresolved annotatation on local context parameter type - [`KT-77485`](https://youtrack.jetbrains.com/issue/KT-77485) Add constraints logging to inference - [`KT-76504`](https://youtrack.jetbrains.com/issue/KT-76504) Find and deprecate actively used parts of K1 API - [`KT-75338`](https://youtrack.jetbrains.com/issue/KT-75338) K2 Mode: False positive "Redundant assignment" diagnostic on variable captured by local function - [`KT-77648`](https://youtrack.jetbrains.com/issue/KT-77648) K2: False negative DSL\_SCOPE\_VIOLATION when using named argument for lambda with annotated function type - [`KT-77355`](https://youtrack.jetbrains.com/issue/KT-77355) Report warning on overloading by a superset of another overload's context parameters - [`KT-77354`](https://youtrack.jetbrains.com/issue/KT-77354) Report warning on overloading by a subtype of another overload's context parameter - [`KT-78084`](https://youtrack.jetbrains.com/issue/KT-78084) Unify deprecation warning messages - [`KT-76776`](https://youtrack.jetbrains.com/issue/KT-76776) `@MustUseReturnValue` doesn't affect nested scopes - [`KT-77545`](https://youtrack.jetbrains.com/issue/KT-77545) `@NoInfer` on receiver type leads to false positive type mismatch when generic type is specified explicitly and closest implicit receiver is of incorrect type - [`KT-76772`](https://youtrack.jetbrains.com/issue/KT-76772) `@NoInfer` on a context parameter's type leads to a false-positive context argument ambiguity error regardless of the closest implicit values' types if there are multiple of them at the call site - [`KT-76771`](https://youtrack.jetbrains.com/issue/KT-76771) `@NoInfer` on context parameter type leads to a false-positive type mismatch when generic type is specified explicitly and closest implicit value at the call site is of a mismatching type - [`KT-77156`](https://youtrack.jetbrains.com/issue/KT-77156) INITIALIZATION\_BEFORE\_DECLARATION is not reported in anonymous object - [`KT-78060`](https://youtrack.jetbrains.com/issue/KT-78060) UNRESOLVED\_REFERENCE in fp-space - [`KT-67555`](https://youtrack.jetbrains.com/issue/KT-67555) Debug metadata: map the Continuation label to the next executable location in file - [`KT-77723`](https://youtrack.jetbrains.com/issue/KT-77723) Refine the message for ArrayEqualityCanBeReplacedWithEquals checker - [`KT-75178`](https://youtrack.jetbrains.com/issue/KT-75178) Inline functions in conjunction with `@JvmStatic` may result in bytecode errors - [`KT-77390`](https://youtrack.jetbrains.com/issue/KT-77390) Prototype lazy loading of stdlib symbols in Native - [`KT-77921`](https://youtrack.jetbrains.com/issue/KT-77921) False positive EXTENSION\_SHADOWED\_BY\_MEMBER when member has context parameters - [`KT-77895`](https://youtrack.jetbrains.com/issue/KT-77895) false-negative error on package directives with context parameter lists (even with context parameters disabled) - [`KT-76767`](https://youtrack.jetbrains.com/issue/KT-76767) AMBIGUOUS\_CONTEXT\_ARGUMENT should report the name of the context parameter in addition to the type - [`KT-77444`](https://youtrack.jetbrains.com/issue/KT-77444) K2: False negative "Unchecked cast" with casting from MutableList<out T> to MutableList<T> - [`KT-63348`](https://youtrack.jetbrains.com/issue/KT-63348) K2: FIR2IR should properly pass expected types - [`KT-77627`](https://youtrack.jetbrains.com/issue/KT-77627) K2: consider getting rid of NEW\_INFERENCE\_ERROR - [`KT-75833`](https://youtrack.jetbrains.com/issue/KT-75833) K2: Extra \[ANNOTATION\_ARGUMENT\_MUST\_BE\_CONST] when passing regex-like strings as annotation arguments - [`KT-77547`](https://youtrack.jetbrains.com/issue/KT-77547) Native: add a check that the logic looking for stdlib-related bitcode is not used when compiling sources to a klib - [`KT-77206`](https://youtrack.jetbrains.com/issue/KT-77206) Remove `PARAMETER_NAME_CHANGED_ON_OVERRIDE` suppression in KMP lexers - [`KT-77679`](https://youtrack.jetbrains.com/issue/KT-77679) Update syntax-api dependency in KMP Kotlin parser - [`KT-77705`](https://youtrack.jetbrains.com/issue/KT-77705) K2: Consuming data class compiled with kotlin 1.0.5 breaks the K2 compiler - [`KT-76583`](https://youtrack.jetbrains.com/issue/KT-76583) CCE: suspend lambda attempts to unbox value class parameter twice after lambda suspended - [`KT-76663`](https://youtrack.jetbrains.com/issue/KT-76663) KJS: KotlinNothingValueException caused by expression return since 2.1.20 - [`KT-75457`](https://youtrack.jetbrains.com/issue/KT-75457) Native: cache machinery uses stdlib cache with default runtime options even if custom runtime options are supplied when partial linkage is disabled - [`KT-77563`](https://youtrack.jetbrains.com/issue/KT-77563) False-positive smart cast with captured local in init block causes NPE - [`KT-77696`](https://youtrack.jetbrains.com/issue/KT-77696) ISE "couldn't find inline method" on kotlin/Result compiled by old Kotlin version - [`KT-76931`](https://youtrack.jetbrains.com/issue/KT-76931) K2: Annotation on do-while expression captures variables from inside the loop - [`KT-77183`](https://youtrack.jetbrains.com/issue/KT-77183) Metadata: remove multi-field value class representation - [`KT-77678`](https://youtrack.jetbrains.com/issue/KT-77678) Apply found optimization to Kotlin KMP parser - [`KT-60127`](https://youtrack.jetbrains.com/issue/KT-60127) K2: Support scripts with LightTree-based raw FIR building - [`KT-76615`](https://youtrack.jetbrains.com/issue/KT-76615) K2: "IllegalArgumentException: Inline class types should have the same representation: Lkotlin/UByte; != B" for mixed Java/Kotlin code - [`KT-77220`](https://youtrack.jetbrains.com/issue/KT-77220) Annotation with EXPRESSION is not allowed on lambdas in Kotlin 2.2.0 - [`KT-77656`](https://youtrack.jetbrains.com/issue/KT-77656) K/N: fix the super type for local delegated properties - [`KT-75907`](https://youtrack.jetbrains.com/issue/KT-75907) Inference/PCLA: consider storing semi-fixed variables in inference session - [`KT-77144`](https://youtrack.jetbrains.com/issue/KT-77144) Implement KMP Kotlin parser - [`KT-77352`](https://youtrack.jetbrains.com/issue/KT-77352) Implement KMP Expression parser - [`KT-76984`](https://youtrack.jetbrains.com/issue/KT-76984) SYNCHRONIZED\_BLOCK\_ON\_JAVA\_VALUE\_BASED\_CLASS isn't reported for primitive wrapper classes instantiated within the scope - [`KT-67471`](https://youtrack.jetbrains.com/issue/KT-67471) K2: "Unresolved reference" on incorrect term of FQ name - [`KT-77269`](https://youtrack.jetbrains.com/issue/KT-77269) \[K/N] external calls checker crashes when used with caches - [`KT-77205`](https://youtrack.jetbrains.com/issue/KT-77205) Kotlin Debugger / Context Parameters: CCE “class FirPropertySymbol cannot be cast to class FirFunctionSymbol” on evaluating class property - [`KT-74133`](https://youtrack.jetbrains.com/issue/KT-74133) FIR: use EmptyDeprecationsPerUseSite consistently in symbols - [`KT-77100`](https://youtrack.jetbrains.com/issue/KT-77100) java.lang.Void type is not ignorable - [`KT-77491`](https://youtrack.jetbrains.com/issue/KT-77491) K2: No SUPERTYPE\_IS\_EXTENSION\_FUNCTION\_TYPE when using typealias - [`KT-77490`](https://youtrack.jetbrains.com/issue/KT-77490) Report error on contextual function type in supertype - [`KT-77431`](https://youtrack.jetbrains.com/issue/KT-77431) Functional type with a context is allowed as an upper-bound - [`KT-77432`](https://youtrack.jetbrains.com/issue/KT-77432) Context isn't passed properly when functional type with a context is used as a type argument - [`KT-77417`](https://youtrack.jetbrains.com/issue/KT-77417) There is no TYPE\_VARIANCE\_CONFLICT\_ERROR when 'out' type is used in context - [`KT-62631`](https://youtrack.jetbrains.com/issue/KT-62631) Improve expect-actual "checking" incompatibilities reporting - [`KT-77481`](https://youtrack.jetbrains.com/issue/KT-77481) Support ExpectRefinement feature in HMPP compilation scheme - [`KT-77268`](https://youtrack.jetbrains.com/issue/KT-77268) Make sure that -Xreturn-value-checker also enables -XX:UnnamedLocalVariables - [`KT-65719`](https://youtrack.jetbrains.com/issue/KT-65719) K1/K2: Nullness defaults from subclass unsoundly applied to method in superclass - [`KT-53836`](https://youtrack.jetbrains.com/issue/KT-53836) In type-parameter declarations, recognize JSpecify annotations only on *bounds* - [`KT-73658`](https://youtrack.jetbrains.com/issue/KT-73658) JSpecify `@NonNull` annotation on type-parameter bound prevents type-variable usages from being platform types - [`KT-77000`](https://youtrack.jetbrains.com/issue/KT-77000) Leave ForbidInferOfInvisibleTypeAsReifiedOrVararg as a warning - [`KT-74084`](https://youtrack.jetbrains.com/issue/KT-74084) K2: False negative \[NO\_ELSE\_IN\_WHEN] - [`KT-77451`](https://youtrack.jetbrains.com/issue/KT-77451) FirLazyResolveContractViolationException for test with overridden delegate - [`KT-77397`](https://youtrack.jetbrains.com/issue/KT-77397) Report UNSUPPORTED\_CONTEXTUAL\_DECLARATION\_CALL when calling declaration with contextual function type in signature - [`KT-77137`](https://youtrack.jetbrains.com/issue/KT-77137) K2: Controversial behavior allows resolving annotation arguments on a companion inside it - [`KT-77257`](https://youtrack.jetbrains.com/issue/KT-77257) Report compilation error when in generated JVM bytecode there is a need for CHECKCAST of the conditional expression to the inaccessible interface - [`KT-77256`](https://youtrack.jetbrains.com/issue/KT-77256) Report compilation error when in generated JVM bytecode there is a need for CHECKCAST of the functional call result to the inaccessible interface - [`KT-76356`](https://youtrack.jetbrains.com/issue/KT-76356) K2 evaluation fails on evaluating inline methods if there is an inline with AutoCloseable - [`KT-73786`](https://youtrack.jetbrains.com/issue/KT-73786) Evaluator: cannot evaluate inline methods with reified parameter - [`KT-77204`](https://youtrack.jetbrains.com/issue/KT-77204) Native: XCode strip command causes flaky tests - [`KT-77351`](https://youtrack.jetbrains.com/issue/KT-77351) Implement KMP KDoc parser - [`KT-76914`](https://youtrack.jetbrains.com/issue/KT-76914) compile-time failure on a type argument placeholder in a callable reference - [`KT-76597`](https://youtrack.jetbrains.com/issue/KT-76597) False negative opt-in required on delegated constructor call - [`KT-76667`](https://youtrack.jetbrains.com/issue/KT-76667) Mark the class implementation of interface function with ACC\_BRIDGE in the class file - [`KT-77181`](https://youtrack.jetbrains.com/issue/KT-77181) K2: a nested typealias annotation observes member declarations of the outer class - [`KT-77180`](https://youtrack.jetbrains.com/issue/KT-77180) K2: Wrong scope for annotation arguments in the constructor header - [`KT-77287`](https://youtrack.jetbrains.com/issue/KT-77287) Try enforcing `source != null` when `origin == Source` - [`KT-76135`](https://youtrack.jetbrains.com/issue/KT-76135) K2: drop pre-1.8 language features from compiler code - [`KT-77231`](https://youtrack.jetbrains.com/issue/KT-77231) Reflection: CCE on resuming coroutine after callSuspend if result is a generic inline class substituted with primitive - [`KT-77031`](https://youtrack.jetbrains.com/issue/KT-77031) Investigate the actual need of deduplicating provider in HMPP compilation scheme - [`KT-77050`](https://youtrack.jetbrains.com/issue/KT-77050) Implement KMP KDoc lexer - [`KT-77048`](https://youtrack.jetbrains.com/issue/KT-77048) Implement KMP Kotlin lexer - [`KT-77044`](https://youtrack.jetbrains.com/issue/KT-77044) Consolidate, refine and update jFlex dependency - [`KT-77252`](https://youtrack.jetbrains.com/issue/KT-77252) It is impossible to declare an unnamed variable in a script - [`KT-58137`](https://youtrack.jetbrains.com/issue/KT-58137) K2: ISE "Usage of default value argument for this annotation is not yet possible" when instantiating Kotlin annotation with default parameter from another module - [`KT-77140`](https://youtrack.jetbrains.com/issue/KT-77140) Protect ConstraintSystemCompletionMode.UNTIL\_FIRST\_LAMBDA with opt-in - [`KT-76898`](https://youtrack.jetbrains.com/issue/KT-76898) K2: ClassCastException when data class shadows supertype's `componentX` method with wrong type - [`KT-75695`](https://youtrack.jetbrains.com/issue/KT-75695) Bogus "Assigned value is never read" warning for prefix ++ operator - [`KT-76805`](https://youtrack.jetbrains.com/issue/KT-76805) Wrong NPE occurs when assigning synthetic properties with platform types in Kotlin 2.1.20 - [`KT-77078`](https://youtrack.jetbrains.com/issue/KT-77078) K2: anonymous object is wrongly allowed to implement interfaces by unsafe Delegation - [`KT-72722`](https://youtrack.jetbrains.com/issue/KT-72722) Treat 'copy' calls of a data class as explicit constructor usages - [`KT-77149`](https://youtrack.jetbrains.com/issue/KT-77149) IllegalArgumentException: source must not be null - [`KT-76806`](https://youtrack.jetbrains.com/issue/KT-76806) K2: AIOOBE in FirEqualityCompatibilityChecker - [`KT-72391`](https://youtrack.jetbrains.com/issue/KT-72391) KJS: (a \* b).toDouble\_ygsx0s\_k$ is not a function - [`KT-76950`](https://youtrack.jetbrains.com/issue/KT-76950) K2: "IllegalArgumentException: Inline class types should have the same representation: Lkotlin/UByte; != B" with nullable UByte - [`KT-76043`](https://youtrack.jetbrains.com/issue/KT-76043) Native: NotImplementedError: Generation of stubs for class org.jetbrains.kotlin.ir.symbols.impl.IrFieldSymbolImpl is not supported yet - [`KT-77126`](https://youtrack.jetbrains.com/issue/KT-77126) Transitive dependency mismatch between Kotlin Gradle Plugin and Scripting dependencies - [`KT-72831`](https://youtrack.jetbrains.com/issue/KT-72831) ANNOTATION\_USED\_AS\_ANNOTATION\_ARGUMENT missing in some cases in K2 - [`KT-73707`](https://youtrack.jetbrains.com/issue/KT-73707) Remove dependency on ":compiler:backend.jvm" from Native - [`KT-75499`](https://youtrack.jetbrains.com/issue/KT-75499) CheckerContext#{containingDeclaration, containingFile} in checkers should return symbols - [`KT-76548`](https://youtrack.jetbrains.com/issue/KT-76548) False positive TYPE\_MISMATCH when resolving an expression with the expected type from the upper bound - [`KT-76142`](https://youtrack.jetbrains.com/issue/KT-76142) K2: `@RequiresOptIn` warning does not display the custom message when using concatenated strings. - [`KT-68699`](https://youtrack.jetbrains.com/issue/KT-68699) Kotlin Debugger: UPAE “lateinit property parent has not been initialized” on trying evaluate enumValues<T>(), enumEntries<T>() from inlined function with reified parameter - [`KT-63267`](https://youtrack.jetbrains.com/issue/KT-63267) K2: incorrect line numbers after smart cast of an extension receiver - [`KT-71309`](https://youtrack.jetbrains.com/issue/KT-71309) Kotlin Debugger: UnsupportedOperationException on calling method with reified type parameter - [`KT-74912`](https://youtrack.jetbrains.com/issue/KT-74912) K2: Investigate irrelevant ARGUMENT\_TYPE\_MISMATCH on top-level lambdas - [`KT-74657`](https://youtrack.jetbrains.com/issue/KT-74657) K2: Linenumber for annotation on local variable is present in LVT - [`KT-76749`](https://youtrack.jetbrains.com/issue/KT-76749) NONE\_APPLICABLE message is unreadable for stdlib context function - [`KT-74932`](https://youtrack.jetbrains.com/issue/KT-74932) Investigate false-negative ARGUMENT\_TYPE\_MISMATCH on a nested anonymous function - [`KT-74545`](https://youtrack.jetbrains.com/issue/KT-74545) Redundant TYPE\_MISMATCH in variable initializer with call - [`KT-76774`](https://youtrack.jetbrains.com/issue/KT-76774) K2: Simplify ResolutionMode.WithExpectedType contracts - [`KT-76689`](https://youtrack.jetbrains.com/issue/KT-76689) Unnamed local variable with type and without initializer is allowed - [`KT-76746`](https://youtrack.jetbrains.com/issue/KT-76746) ClassCastException: class org.jetbrains.kotlin.fir.types.impl.FirUserTypeRefImpl cannot be cast to class - [`KT-76754`](https://youtrack.jetbrains.com/issue/KT-76754) K2: Compiler doesn't check annotations on array literals (as annotation arguments) - [`KT-76674`](https://youtrack.jetbrains.com/issue/KT-76674) The function isn't called from unnamed local variable initializer - [`KT-75553`](https://youtrack.jetbrains.com/issue/KT-75553) `MISSING_DEPENDENCY_SUPERCLASS` and `MISSING_DEPENDENCY_SUPERCLASS_WARNING` is reported at the same time on the same element - [`KT-76345`](https://youtrack.jetbrains.com/issue/KT-76345) Enhance variable fixation - [`KT-73348`](https://youtrack.jetbrains.com/issue/KT-73348) AssertionError from isCompiledToJvmDefault on super call of suspend function with composable function parameter - [`KT-72305`](https://youtrack.jetbrains.com/issue/KT-72305) K2: Report error when using synthetic properties in case of mapped collections - [`KT-73527`](https://youtrack.jetbrains.com/issue/KT-73527) Prohibit (via a deprecation warning) accessing nested class through generic outer class - [`KT-59886`](https://youtrack.jetbrains.com/issue/KT-59886) K2: Disappeared ERROR\_IN\_CONTRACT\_DESCRIPTION - [`KT-61227`](https://youtrack.jetbrains.com/issue/KT-61227) Definitely non-nullable types cause "Any was expected" for `@Nullable` parameter - [`KT-57911`](https://youtrack.jetbrains.com/issue/KT-57911) K2: Contracts are not inherited by substitution overrides - [`KT-47398`](https://youtrack.jetbrains.com/issue/KT-47398) 'null' EnhancedNullability value in String-based 'when' might produce different behavior depending on whether 'when' is "optimized" or not ##### Compose compiler - [`CMP-7505`](https://youtrack.jetbrains.com/issue/CMP-7505) IrLinkageError: Function can not be called: No function found for symbol - [`b/432262806`](https://issuetracker.google.com/issues/432262806) Fix target description lookup - [`b/436870733`](https://issuetracker.google.com/issues/436870733) Prevent lambda memoization in local classes inside a composable - [`b/432485982`](https://issuetracker.google.com/issues/432485982) Fix AbstractMethodError when overriding function with default parameters - [`b/432262806`](https://issuetracker.google.com/issues/432262806) Use classId as FirApplierInferencer tokens - [`b/400371006`](https://issuetracker.google.com/issues/400371006) Gate default parameters behind language versions - [`b/245673006`](https://issuetracker.google.com/issues/245673006) Specify fqName for classes and functions in build metrics - [`b/254577243`](https://issuetracker.google.com/issues/254577243) Avoid printing complex expressions in compiler metrics - [`b/394891628`](https://issuetracker.google.com/issues/394891628) Allow specifying target version of Compose runtime - [`b/424454512`](https://issuetracker.google.com/issues/424454512) Recreate FirApplierInferencer for each check - [`b/417406922`](https://issuetracker.google.com/issues/417406922) Restrict references to `@Composable` properties - [`b/282135108`](https://issuetracker.google.com/issues/282135108), [`b/349866442`](https://issuetracker.google.com/issues/349866442) \[Compose] Enable applier checking when using FIR - [`b/307592552`](https://issuetracker.google.com/issues/307592552) Add BigInteger and BigDecimal to the list of known stable classes - [`b/414547195`](https://issuetracker.google.com/issues/414547195) Unwrap type casts when inferring `@Composable` call arguments ##### IR. Inlining ##### New Features - [`KT-70360`](https://youtrack.jetbrains.com/issue/KT-70360) KLIBs: Uniformly handle`typeOf()` calls at 1st/2nd stages of compilation ##### Fixes - [`KT-79002`](https://youtrack.jetbrains.com/issue/KT-79002) \[Inliner]\[Native]\[PL] Native backend fails for inline function that instantiates a class that was compiled implementing two interfaces, which turned into abstract classes - [`KT-78137`](https://youtrack.jetbrains.com/issue/KT-78137) Review & enable PL tests with enabled IR inliner - [`KT-72464`](https://youtrack.jetbrains.com/issue/KT-72464) \[Native]\[JS]\[Wasm] Non-local return through suspend conversion breaks the IR inliner - [`KT-69941`](https://youtrack.jetbrains.com/issue/KT-69941) Rewrite `DumpSyntheticAccessors` lowering to test handler after moving common Native/JS prefix to KLIB compilation - [`KT-78245`](https://youtrack.jetbrains.com/issue/KT-78245) Synthetic Accessors incorrectly copies default values - [`KT-76236`](https://youtrack.jetbrains.com/issue/KT-76236) Include `NativeInliningFacade` and `JsIrInliningFacade` in all Native & JS test runners - [`KT-76512`](https://youtrack.jetbrains.com/issue/KT-76512) Avoid using `originalFunction` inside `FunctionInlining` - [`KT-69457`](https://youtrack.jetbrains.com/issue/KT-69457) \[references] IR Inliner: References to inline functions are not inlined - [`KT-47521`](https://youtrack.jetbrains.com/issue/KT-47521) Native & JS: Recursive inline fun calls -> StackOverflowError - [`KT-76425`](https://youtrack.jetbrains.com/issue/KT-76425) Do not store signatures of preprocessed inline functions in KLIBs - [`KT-76763`](https://youtrack.jetbrains.com/issue/KT-76763) \[Inliner] Don't use attributeOwnerId to pass info from Inliner to non-JVM backends - [`KT-77102`](https://youtrack.jetbrains.com/issue/KT-77102) \[Inliner] Expression uses unlinked type parameter symbol - [`KT-76145`](https://youtrack.jetbrains.com/issue/KT-76145) Enhance error message about poisoned KLIBs in KLIB-based compilers - [`KT-77079`](https://youtrack.jetbrains.com/issue/KT-77079) IR: Report warnings on exposure of references to invisible declarations in inline functions - [`KT-69797`](https://youtrack.jetbrains.com/issue/KT-69797) \[references] Accessors for private function/constructor/property references are not generated - [`KT-76454`](https://youtrack.jetbrains.com/issue/KT-76454) Investigate erasure of class type parameters during inliner - [`KT-72593`](https://youtrack.jetbrains.com/issue/KT-72593) \[K/N] Add NativeIrInliningFacade to CrossCompilationIdentityTest - [`KT-70969`](https://youtrack.jetbrains.com/issue/KT-70969) IR Inliner: Ensure that common prefix at 1st phase does not affect KLIB signatures - [`KT-75937`](https://youtrack.jetbrains.com/issue/KT-75937) \[IR Inliner] Umbrella for failing tests due to public inliner - [`KT-77295`](https://youtrack.jetbrains.com/issue/KT-77295) Improve Diagnostic Message Formatting for Private API Exposure in Inline Functions - [`KT-77047`](https://youtrack.jetbrains.com/issue/KT-77047) Ir Ininler: crash on fake override in private class from more visible class - [`KT-77336`](https://youtrack.jetbrains.com/issue/KT-77336) \[references] Synthetic accessor test for private top-level function accessed via reference fails with `No function found for symbol` - [`KT-76761`](https://youtrack.jetbrains.com/issue/KT-76761) \[Inliner] non-JVM IR Inliner incorrectly uses K/JVM-specific code - [`KT-76712`](https://youtrack.jetbrains.com/issue/KT-76712) \[Inliner] No function found for symbol '/<unknown name>|?' - [`KT-76711`](https://youtrack.jetbrains.com/issue/KT-76711) \[Inliner] Reference to function 'privateMethod' can not be evaluated ##### IR. Tree - [`KT-77508`](https://youtrack.jetbrains.com/issue/KT-77508) K/JS and K/Native CompilationException Wrong number of parameters in wrapper - [`KT-78978`](https://youtrack.jetbrains.com/issue/KT-78978) PL tests: Drop `adjust*forLazyIr()` hack - [`KT-76813`](https://youtrack.jetbrains.com/issue/KT-76813) IR validator: not all symbols/references are visited - [`KT-77596`](https://youtrack.jetbrains.com/issue/KT-77596) Refine `reuseExistingSignaturesForSymbols` setting in IR serializer - [`KT-76723`](https://youtrack.jetbrains.com/issue/KT-76723) IR validator: Check visibilities of annotations - [`KT-76405`](https://youtrack.jetbrains.com/issue/KT-76405) Visit annotations in IrTypeVisitor and IrTreeSymbolsVisitor - [`KT-78033`](https://youtrack.jetbrains.com/issue/KT-78033) \[PL] Merge `IrUnimplementedOverridesStrategy` to `PartiallyLinkedIrTreePatcher` ##### JVM. Reflection - [`KT-77882`](https://youtrack.jetbrains.com/issue/KT-77882) kotlin-reflect: KParameter.name returns "<unused var>" instead of null for anonymous context parameters - [`KT-77879`](https://youtrack.jetbrains.com/issue/KT-77879) kotlin-reflect: toString overrides of KCallable implementations do not render context parameters - [`KT-74529`](https://youtrack.jetbrains.com/issue/KT-74529) Context parameters support in reflection - [`KT-52170`](https://youtrack.jetbrains.com/issue/KT-52170) Reflection: typeOf\<Array<Long>> gives classifier LongArray - [`KT-77663`](https://youtrack.jetbrains.com/issue/KT-77663) Reflection: java.util.ServiceConfigurationError: "module kotlin.reflect does not declare `uses`" when using kotlin-reflect in modular mode ##### JavaScript ##### New Features - [`KT-79222`](https://youtrack.jetbrains.com/issue/KT-79222) K/JS: Allow using Long in exported declarations - [`KT-79394`](https://youtrack.jetbrains.com/issue/KT-79394) Add the possibility to write common external declarations between JS and WasmJS targets - [`KT-70486`](https://youtrack.jetbrains.com/issue/KT-70486) K/JS: exported exception types should extend Error - [`KT-19016`](https://youtrack.jetbrains.com/issue/KT-19016) Define accessors as enumerable ##### Performance Improvements - [`KT-57128`](https://youtrack.jetbrains.com/issue/KT-57128) KJS: Use BigInt to represent Long values in ES6 mode - [`KT-54689`](https://youtrack.jetbrains.com/issue/KT-54689) KJS: Data class equals less efficient than manually written version ##### Fixes - [`KT-69297`](https://youtrack.jetbrains.com/issue/KT-69297) Deprecate referencing inlineable lambdas in `js()` calls - [`KT-77620`](https://youtrack.jetbrains.com/issue/KT-77620) Fix failing IC tests on Windows - [`KT-77372`](https://youtrack.jetbrains.com/issue/KT-77372) KJS: NullPointerException at JsIntrinsics$JsReflectionSymbols - [`KT-78316`](https://youtrack.jetbrains.com/issue/KT-78316) KJS: List is not exported to TypeScript declaration if wrapped in Promise - [`KT-79644`](https://youtrack.jetbrains.com/issue/KT-79644) BigInt enabled for ES 2015 despite being an ES 2020 feature - [`KT-79089`](https://youtrack.jetbrains.com/issue/KT-79089) KJS: Could not load reporter / Cannot find module 'mocha' when running jsNode tests - [`KT-79916`](https://youtrack.jetbrains.com/issue/KT-79916) K/JS: "Uncaught TypeError" when using 'Xes-long-as-bigint' in compose-html - [`KT-79050`](https://youtrack.jetbrains.com/issue/KT-79050) KJS / IC: "Unexpected body of primary constructor for processing irClass" - [`KT-79977`](https://youtrack.jetbrains.com/issue/KT-79977) KJS: Long.rotateLeft returns incorrect result when BigInts are enabled - [`KT-76093`](https://youtrack.jetbrains.com/issue/KT-76093) Support new callable reference nodes in partial linkage in Kotlin/JS - [`KT-78073`](https://youtrack.jetbrains.com/issue/KT-78073) K/JS: KProperty from local delegate changes after another delegate is invoked - [`KT-52230`](https://youtrack.jetbrains.com/issue/KT-52230) KSJ IR: Applying identity equality operator to Longs always returns false - [`KT-6675`](https://youtrack.jetbrains.com/issue/KT-6675) KotlinJS: toInt() on external Long throws error - [`KT-79184`](https://youtrack.jetbrains.com/issue/KT-79184) K/JS: Further intrinsify BigInt-backed Long operations - [`KT-78701`](https://youtrack.jetbrains.com/issue/KT-78701) Js and Wasm: enumValueOf does not include invalid value into an exception message - [`KT-55256`](https://youtrack.jetbrains.com/issue/KT-55256) KJS: non-exported subclass with a no-parameter function overload doesn't compile - [`KT-76034`](https://youtrack.jetbrains.com/issue/KT-76034) passProcessArgvToMainFunction contains the node path and script path - [`KT-66091`](https://youtrack.jetbrains.com/issue/KT-66091) KJS, WASM: `AssertionError: Illegal value: <T>` in test nonReified\_equality.kt - [`KT-78169`](https://youtrack.jetbrains.com/issue/KT-78169) KJS: \[NON\_EXPORTABLE\_TYPE] with `@JsExport` class if `@JsStatic` companion method returns an out type - [`KT-57192`](https://youtrack.jetbrains.com/issue/KT-57192) KJS: "Exported declaration uses non-exportable return type" caused by `@JsExport` Promise with Unit type - [`KT-61183`](https://youtrack.jetbrains.com/issue/KT-61183) KJS: "AssertionError: Assertion failed" from JsSuspendFunctionsLowering - [`KT-59326`](https://youtrack.jetbrains.com/issue/KT-59326) KJS / IR: invalid code generated when using constructor parameter named `default` - [`KT-70295`](https://youtrack.jetbrains.com/issue/KT-70295) KLIB stdlib: Unify intrinsics for boxing captured variables in lambdas across non-JVM backends - [`KT-77021`](https://youtrack.jetbrains.com/issue/KT-77021) CompilationException: Encountered a local class not previously collected on inner classes inside anonymous objects - [`KT-77320`](https://youtrack.jetbrains.com/issue/KT-77320) KJS: Big.js times() is compiled to multiply (\*) operator - [`KT-77430`](https://youtrack.jetbrains.com/issue/KT-77430) K/JS: Remove sharedBox\* intrinsics from the standard library - [`KT-73267`](https://youtrack.jetbrains.com/issue/KT-73267) KJS: IC: "FileNotFoundException": Build failures with Kotlin 2.1-RC and RC2 - [`KT-76912`](https://youtrack.jetbrains.com/issue/KT-76912) KJS: `@JsStatic` can't be used for companion objects implementing external interfaces - [`KT-77271`](https://youtrack.jetbrains.com/issue/KT-77271) KJS / Serialization: "Cannot set property message of Error which has only a getter" - [`KT-77242`](https://youtrack.jetbrains.com/issue/KT-77242) Kotlin/JS & Kotlin/Wasm backends: Artificially apply reverse topo-order after IR linkage - [`KT-77649`](https://youtrack.jetbrains.com/issue/KT-77649) KJS: es-arrow-functions requires explicit opt-in when target is ES2015 - [`KT-76235`](https://youtrack.jetbrains.com/issue/KT-76235) \[JS] Extra invalid line `tmp_0.tmp00__1 = Options;` in testSuspendFunction() - [`KT-76234`](https://youtrack.jetbrains.com/issue/KT-76234) \[JS] Extra invalid line `Parent` in testNested() - [`KT-76233`](https://youtrack.jetbrains.com/issue/KT-76233) \[JS] Extra invalid import line in testJsQualifier() - [`KT-77190`](https://youtrack.jetbrains.com/issue/KT-77190) Migrate JS diagnostic tests to the new CLI-based test facades (1st phase only) - [`KT-77418`](https://youtrack.jetbrains.com/issue/KT-77418) KJS: cannot debug with whole-program granularity - [`KT-77371`](https://youtrack.jetbrains.com/issue/KT-77371) \[K/N]\[K/JS]\[K/Wasm] Unify visibility rules for generated default argument stubs - [`KT-77148`](https://youtrack.jetbrains.com/issue/KT-77148) KJS: "Uncaught TypeError: (intermediate value).l(...).m is not a function" during production build run - [`KT-77193`](https://youtrack.jetbrains.com/issue/KT-77193) Migrate JS irText tests to the new CLI-based test facades (1st phase only) - [`KT-77192`](https://youtrack.jetbrains.com/issue/KT-77192) Migrate JS ABI reader tests to the new CLI-based test facades (1st phase only) - [`KT-77187`](https://youtrack.jetbrains.com/issue/KT-77187) Migrate JS box tests to the new CLI-based test facades (1st phase only) - [`KT-77027`](https://youtrack.jetbrains.com/issue/KT-77027) Migrate 1st phase facades to the phased CLI infrastructure in JS tests - [`KT-69591`](https://youtrack.jetbrains.com/issue/KT-69591) KJS / d.ts: Wrong type of SerializerFactory for abstract classes - [`KT-76027`](https://youtrack.jetbrains.com/issue/KT-76027) KJS: "ReferenceError: entries is not defined": Accessing entries of an enum arbitrarily fails with println() - [`KT-76232`](https://youtrack.jetbrains.com/issue/KT-76232) Suspend contextual function with extension receiver results in wrong values at runtime in JS - [`KT-42305`](https://youtrack.jetbrains.com/issue/KT-42305) KJS / IR: "Class constructor is marked as private" `@JsExport` produces wrong TS code for sealed classes - [`KT-52563`](https://youtrack.jetbrains.com/issue/KT-52563) KJS / IR: Invalid TypeScript generated for class extending base class with private constructor ##### Klibs ##### New Features - [`KT-78699`](https://youtrack.jetbrains.com/issue/KT-78699) Compiler (JS, Wasm): warn about incompatible kotlin-test/compiler pair - [`KT-78700`](https://youtrack.jetbrains.com/issue/KT-78700) Compiler (JS, Wasm): Consider making diagnostics for incompatible kotlin-stdlib/compiler and kotlin-test/compiler pairs errors instead of warnings - [`KT-74815`](https://youtrack.jetbrains.com/issue/KT-74815) KLIB resolver can't consume metadata klibs between source sets when abi\_versions diverge - [`KT-68322`](https://youtrack.jetbrains.com/issue/KT-68322) Compiler (JS, Wasm): warn about incompatible Kotlin stdlib/compiler pair ##### Fixes - [`KT-78168`](https://youtrack.jetbrains.com/issue/KT-78168) K/N: "IndexOutOfBoundsException: Index 3 out of bounds for length 3" for iOS build with Kotlin 2.2.0-RC2 - [`KT-75766`](https://youtrack.jetbrains.com/issue/KT-75766) PL: Error on building fake override with multiple overridden members with unbound symbols in return type - [`KT-75757`](https://youtrack.jetbrains.com/issue/KT-75757) PL: Error on building fake overrides with unbound symbols in value parameters - [`KT-76094`](https://youtrack.jetbrains.com/issue/KT-76094) Support new callable reference nodes in partial linkage in Kotlin/Wasm - [`KT-78771`](https://youtrack.jetbrains.com/issue/KT-78771) KLIBs: Improve `zipDirAs()` function that is used to produce KLIB (ZIP) archives - [`KT-75980`](https://youtrack.jetbrains.com/issue/KT-75980) \[Klib] Reduce serialized size of IrFileEntries for sparse usage of another source files - [`KT-78349`](https://youtrack.jetbrains.com/issue/KT-78349) \[Tests] Enable Partial Linkage in all tests - [`KT-76827`](https://youtrack.jetbrains.com/issue/KT-76827) KLIB cross-compilation tests: Don't use IR hashes and metadata hashes in test data - [`KT-76266`](https://youtrack.jetbrains.com/issue/KT-76266) Move trigger of :tools:binary-compatibility-validator:check to native/native.tests/klib-ir-inliner - [`KT-76725`](https://youtrack.jetbrains.com/issue/KT-76725) KLIB ABI export in older version: Restore legacy directories - [`KT-76061`](https://youtrack.jetbrains.com/issue/KT-76061) Add option for suppress warning of missing no-existent transitive klib dependencies - [`KT-76471`](https://youtrack.jetbrains.com/issue/KT-76471) Partial linkage: add an attribute if a class is invalid - [`KT-75192`](https://youtrack.jetbrains.com/issue/KT-75192) KLIB reader tends to extract files from the KLIB archive to a temporary directory even when this is not needed ##### Language Design - [`KT-78866`](https://youtrack.jetbrains.com/issue/KT-78866) Warn implicit receiver shadowed by context parameter - [`KT-54363`](https://youtrack.jetbrains.com/issue/KT-54363) Allow using reified types for catch parameters - [`KT-32993`](https://youtrack.jetbrains.com/issue/KT-32993) Contract to specify that a function parameter is always true inside lambda - [`KT-79308`](https://youtrack.jetbrains.com/issue/KT-79308) Ability to actualize empty interfaces as Any - [`KT-8889`](https://youtrack.jetbrains.com/issue/KT-8889) Contracts: if a given function parameter is not null, the result is not null - [`KT-22786`](https://youtrack.jetbrains.com/issue/KT-22786) Returns are not allowed for expression-body functions and are allowed when an inline lambda is added - [`KT-77836`](https://youtrack.jetbrains.com/issue/KT-77836) Support using context parameter of a `@RestrictsSuspension` type as the "restricted coroutine scope" - [`KT-77823`](https://youtrack.jetbrains.com/issue/KT-77823) Context-sensitive resolution doesn't work for subtypes of sealed types - [`KT-75977`](https://youtrack.jetbrains.com/issue/KT-75977) False positive unresolved\_reference when resolving nested member after a type check - [`KT-73557`](https://youtrack.jetbrains.com/issue/KT-73557) Allow refining expect declarations for platform groups ##### Libraries ##### New Features - [`KT-76389`](https://youtrack.jetbrains.com/issue/KT-76389) Provide `update` functions for common atomics - [`KT-78581`](https://youtrack.jetbrains.com/issue/KT-78581) Add the KClass.isInterface property to Kotlin/JS stdlib - [`KT-34132`](https://youtrack.jetbrains.com/issue/KT-34132) Contract for ClosedRange<T>.contains(T?) operator - [`KT-73853`](https://youtrack.jetbrains.com/issue/KT-73853) Provide vararg constructors for Atomic Arrays ##### Fixes - [`KT-71628`](https://youtrack.jetbrains.com/issue/KT-71628) Review deprecations in stdlib for 2.1 - [`KT-76773`](https://youtrack.jetbrains.com/issue/KT-76773) stdlib: contextOf's type argument can be inferred via contextOf's context argument - [`KT-79489`](https://youtrack.jetbrains.com/issue/KT-79489) Generate Stdlib API reference for webMain source set - [`KT-79080`](https://youtrack.jetbrains.com/issue/KT-79080) Annotate WasmImport and WasmExport as experimental API - [`KT-79121`](https://youtrack.jetbrains.com/issue/KT-79121) K/Wasm annotate JS-interop API as experimental - [`KT-78710`](https://youtrack.jetbrains.com/issue/KT-78710) kotlin.wasm and kotlin.wasm.unsafe packages are missing description - [`KT-78709`](https://youtrack.jetbrains.com/issue/KT-78709) Wasm: KClass.qualifiedName KDoc should reflect the behavior on the target - [`KT-78704`](https://youtrack.jetbrains.com/issue/KT-78704) CharSequence.subSequence and String.substring behavior with invalid indices differs between targets - [`KT-78705`](https://youtrack.jetbrains.com/issue/KT-78705) Float.sign and Double.sign behavior for negative zero is not documented - [`KT-74543`](https://youtrack.jetbrains.com/issue/KT-74543) Support for context parameters in kotlinx-metadata - [`KT-78340`](https://youtrack.jetbrains.com/issue/KT-78340) String.startsWith KDoc declares invalid exception condition - [`KT-78242`](https://youtrack.jetbrains.com/issue/KT-78242) Move IrLinkageError to the common non-JVM part of the standard library - [`KT-67819`](https://youtrack.jetbrains.com/issue/KT-67819) Document collection interfaces contracts ##### Native - [`KT-79075`](https://youtrack.jetbrains.com/issue/KT-79075) Stuck on Kotlin\_getSourceInfo\_core\_symbolication - [`KT-76178`](https://youtrack.jetbrains.com/issue/KT-76178) LLVM Update: symbol '\_\_ZnwmSt19\_\_type\_descriptor\_t' missing - [`KT-78959`](https://youtrack.jetbrains.com/issue/KT-78959) Xcode 26: fix GC stress tests - [`KT-78734`](https://youtrack.jetbrains.com/issue/KT-78734) Finish runtime crash dump generation - [`KT-74662`](https://youtrack.jetbrains.com/issue/KT-74662) Consider providing a way to enable stack canaries for Kotlin/Native binaries - [`KT-77378`](https://youtrack.jetbrains.com/issue/KT-77378) \[macos] Loading libraries with non resolved paths runs XProtectService - [`KT-61549`](https://youtrack.jetbrains.com/issue/KT-61549) Kotlin/Native: remove kotlin-native/Interop/JsRuntime - [`KT-76563`](https://youtrack.jetbrains.com/issue/KT-76563) LLVM Update: numerous "was built for newer 'macOS' version" warnings ##### Native. Build Infrastructure - [`KT-77349`](https://youtrack.jetbrains.com/issue/KT-77349) Kotlin/Native: default cache for stdlib is unused ##### Native. C and ObjC Import - [`KT-79571`](https://youtrack.jetbrains.com/issue/KT-79571) Xcode 26 beta 4: CInteropKT39120TestGenerated.testForwardEnum failed - [`KT-71400`](https://youtrack.jetbrains.com/issue/KT-71400) Fix disabled -fmodules testing for stdarg.h ##### Native. ObjC Export ##### New Features - [`KT-77488`](https://youtrack.jetbrains.com/issue/KT-77488) \[ObjCExport] Add explicit ObjCBlock parameter name in objc export - [`KT-76974`](https://youtrack.jetbrains.com/issue/KT-76974) Include conflicting element in objc export warnings - [`KT-76338`](https://youtrack.jetbrains.com/issue/KT-76338) Native, ObjCExport: Replace name mangling of special method families ##### Fixes - [`KT-55648`](https://youtrack.jetbrains.com/issue/KT-55648) Native: produce smaller binaries - [`KT-78447`](https://youtrack.jetbrains.com/issue/KT-78447) \[ObjCExport] Add missing ERROR constructors, align with K1 - [`KT-78034`](https://youtrack.jetbrains.com/issue/KT-78034) ObjCExport: primitive type extension translated as static method - [`KT-77781`](https://youtrack.jetbrains.com/issue/KT-77781) ObjCExport: support `@ObjCName` for function parameters and receiver parameters - [`KT-77592`](https://youtrack.jetbrains.com/issue/KT-77592) KMP plugin uses incorrect Swift name from ObjCName annotation - [`KT-77625`](https://youtrack.jetbrains.com/issue/KT-77625) ObjCExport: ObjCName annotation adds kotlin name swift\_name - [`KT-77484`](https://youtrack.jetbrains.com/issue/KT-77484) KotlinConf app: Invalid identifiers in `ObjCHeader.render` - [`KT-77500`](https://youtrack.jetbrains.com/issue/KT-77500) `IllegalStateException` during generating ObjC header stubs ##### Native. Runtime - [`KT-79152`](https://youtrack.jetbrains.com/issue/KT-79152) Native: unexpected thread state in kotlin::to\_string<KStringConversionMode> ##### Native. Runtime. Memory - [`KT-78925`](https://youtrack.jetbrains.com/issue/KT-78925) Crash SIGABRT on Apple Watch after updating Kotlin to 2.2.0 - [`KT-76851`](https://youtrack.jetbrains.com/issue/KT-76851) Kotlin/Native: GC scheduler MutatorAssists requestAssists and completeEpoch issue - [`KT-63143`](https://youtrack.jetbrains.com/issue/KT-63143) Kotlin/Native: execute Cleaners on the finalizer thread ##### Native. Swift Export - [`KT-79105`](https://youtrack.jetbrains.com/issue/KT-79105) ConcurrentModificationException During Swift Export Caused by Usage of Array - [`KT-79227`](https://youtrack.jetbrains.com/issue/KT-79227) Swift Export: Fix First Release Issues - [`KT-78947`](https://youtrack.jetbrains.com/issue/KT-78947) Implement FUS for Swift export - [`KT-79521`](https://youtrack.jetbrains.com/issue/KT-79521) '\_CoroutineScope' is inaccessible due to 'internal' protection level - [`KT-79181`](https://youtrack.jetbrains.com/issue/KT-79181) Swift Export Fails When Using T: Comparable<T> Generic Constraint in Kotlin Classes - [`KT-77650`](https://youtrack.jetbrains.com/issue/KT-77650) Swift export execution tests fail with caches enabled - [`KT-77634`](https://youtrack.jetbrains.com/issue/KT-77634) K/N: swift export tests started failing after hyper-existentials - [`KT-77290`](https://youtrack.jetbrains.com/issue/KT-77290) Transitive Export on swift export can duplicate declarations ##### Tools. Build Tools API - [`KT-78415`](https://youtrack.jetbrains.com/issue/KT-78415) Add a tool for performance reports analysing ##### Tools. CLI ##### New Features - [`KT-75812`](https://youtrack.jetbrains.com/issue/KT-75812) Basic DSL for compiler arguments representation ##### Fixes - [`KT-78318`](https://youtrack.jetbrains.com/issue/KT-78318) Unresolved reference when compiling kotlin/JS project on fresh master - [`KT-75968`](https://youtrack.jetbrains.com/issue/KT-75968) Set proper lifecycle for all existing compiler arguments - [`KT-77445`](https://youtrack.jetbrains.com/issue/KT-77445) UNRESOLVED\_REFERENCE when importing classes from kotlin-stdlib - [`KT-77030`](https://youtrack.jetbrains.com/issue/KT-77030) Implement setup of HMPP sessions for KLib-based compilers - [`KT-78578`](https://youtrack.jetbrains.com/issue/KT-78578) Support for placeholder (\*) and directory in `-Xdump-perf` - [`KT-78129`](https://youtrack.jetbrains.com/issue/KT-78129) Compiler cannot parse -Xfragment-dependency with a comma in the path - [`KT-76828`](https://youtrack.jetbrains.com/issue/KT-76828) Warning doesn't exist error with -Xwarning-level when the source file has no code - [`KT-76957`](https://youtrack.jetbrains.com/issue/KT-76957) Incorrect error message when severity is set with -Xsuppress-warning and -Xwarning-level for the same diagnostic - [`KT-76829`](https://youtrack.jetbrains.com/issue/KT-76829) UnsupportedOperationException when reenabling a taking place warning with -Xwarning-level - [`KT-76111`](https://youtrack.jetbrains.com/issue/KT-76111) kotlinc warns about org.fusesource.jansi.internal.JansiLoader call to System.load - [`KT-76447`](https://youtrack.jetbrains.com/issue/KT-76447) Remove -Xjps compiler argument ##### Tools. Compiler Plugin API - [`KT-78279`](https://youtrack.jetbrains.com/issue/KT-78279) Make the DiagnosticReporter default way for reporting in IR plugins - [`KT-77157`](https://youtrack.jetbrains.com/issue/KT-77157) Cannot create a symbol pointer for local class generated by FirFunctionCallRefinementExtension ##### Tools. Compiler Plugins ##### New Features - [`KT-78038`](https://youtrack.jetbrains.com/issue/KT-78038) Make jvm-abi-gen compiler plugin output classloader-friendly - [`KT-77339`](https://youtrack.jetbrains.com/issue/KT-77339) Update kotlin dataframe dependency to 1.0.0-dev-6925 ##### Fixes - [`KT-78969`](https://youtrack.jetbrains.com/issue/KT-78969) \[DataFrame] Provide source elements for plugin-generated classes - [`KT-75265`](https://youtrack.jetbrains.com/issue/KT-75265) PowerAssert: the result of invoke is displayed at the same level as value that can be confusing - [`KT-78490`](https://youtrack.jetbrains.com/issue/KT-78490) "AssertionError: SyntheticAccessorLowering should not attempt to modify other files" when calling protected open composable with default argument - [`KT-77626`](https://youtrack.jetbrains.com/issue/KT-77626) K2: AssertionError: FUN LOCAL\_FUNCTION\_FOR\_LAMBDA has no continuation - [`KT-78671`](https://youtrack.jetbrains.com/issue/KT-78671) \[DataFrame] Support type parameter types in DataSchema to fix evaluate expression - [`KT-78439`](https://youtrack.jetbrains.com/issue/KT-78439) DataFrame compiler plugin: Unresolved reference error in REPL - [`KT-75876`](https://youtrack.jetbrains.com/issue/KT-75876) PowerAssert: don't display results for assertion operator - [`KT-75514`](https://youtrack.jetbrains.com/issue/KT-75514) \[JS]\[Native] Add IrPreSerializationLoweringFacade to Atomicfu test runners - [`KT-77719`](https://youtrack.jetbrains.com/issue/KT-77719) Remove suppress INVISIBLE\_REFERENCE from DataFrame plugin - [`KT-77691`](https://youtrack.jetbrains.com/issue/KT-77691) Kotlin DataFrame plugin: IR and FIR anonymous functions have inconsistent receivers - [`KT-77455`](https://youtrack.jetbrains.com/issue/KT-77455) kotlin-dataframe plugin throws NoClassDefFoundError in IDE - [`KT-77437`](https://youtrack.jetbrains.com/issue/KT-77437) Kotlin DataFrame: Add configuration key to disable top level properties generator - [`KT-74366`](https://youtrack.jetbrains.com/issue/KT-74366) Delete kotlin-android-extensions compiler plugin - [`KT-73364`](https://youtrack.jetbrains.com/issue/KT-73364) Migrate atomicfu sources to new IR parameter API ##### Tools. Compiler plugins. Serialization - [`KT-79695`](https://youtrack.jetbrains.com/issue/KT-79695) Serialization does not exclude field-less properties in 2.2.20-Beta2 - [`KT-73365`](https://youtrack.jetbrains.com/issue/KT-73365) Migrate kotlinx-serialization sources to new IR parameter API ##### Tools. Gradle ##### New Features - [`KT-76421`](https://youtrack.jetbrains.com/issue/KT-76421) Stabilize klib cross-compilation on different platforms - [`KT-77107`](https://youtrack.jetbrains.com/issue/KT-77107) Introduce Kotlin ecosystem plugin ##### Fixes - [`KT-80172`](https://youtrack.jetbrains.com/issue/KT-80172) Error message changes depending on the order of applying 'org.jetbrains.kotlin.android' and 'AGP' 9.0+ with built-in Kotlin plugin - [`KT-77546`](https://youtrack.jetbrains.com/issue/KT-77546) Implement basic support for HMPP compilation scheme support in KGP - [`KT-79034`](https://youtrack.jetbrains.com/issue/KT-79034) Automatically disable cross compilation if it's not supported on the host - [`KT-79408`](https://youtrack.jetbrains.com/issue/KT-79408) A lot of errors files are created when compile Kotlin - [`KT-77785`](https://youtrack.jetbrains.com/issue/KT-77785) Add -fmodules option to CocoaPod dependency by default - [`KT-75921`](https://youtrack.jetbrains.com/issue/KT-75921) Make Swift Export available by default - [`KT-63383`](https://youtrack.jetbrains.com/issue/KT-63383) Add compiler performance metrics to Native build reports - [`KT-77023`](https://youtrack.jetbrains.com/issue/KT-77023) Support creating KotlinJvmAndroidCompilation in KotlinBaseApiPlugin - [`KT-74420`](https://youtrack.jetbrains.com/issue/KT-74420) Migrate kotlin-parcelize away from AGP's deprecated Variant API - [`KT-78233`](https://youtrack.jetbrains.com/issue/KT-78233) Add ExperimentalFeatureWarning unique id - [`KT-67992`](https://youtrack.jetbrains.com/issue/KT-67992) Cleanup deprecated code required for KSP1 - [`KT-72341`](https://youtrack.jetbrains.com/issue/KT-72341) Remove 'kotlin-android-extensions' plugin - [`KT-67291`](https://youtrack.jetbrains.com/issue/KT-67291) Enable Project Isolation AND/OR Configuration Cache mode for Gradle Integration tests - [`KT-78325`](https://youtrack.jetbrains.com/issue/KT-78325) Kotlin ecosystem plugin rejects compatible Gradle patch version when DCL is enabled - [`KT-76353`](https://youtrack.jetbrains.com/issue/KT-76353) Handle migration to stable -jvm-default in KGP: replace deprecated option and suppress warnings - [`KT-76797`](https://youtrack.jetbrains.com/issue/KT-76797) KGP: StdlibDependencyManagementKt.configureStdlibVersionAlignment() triggering eager configuration realization - [`KT-77163`](https://youtrack.jetbrains.com/issue/KT-77163) Migrate Swift Export IT to injections - [`KT-76282`](https://youtrack.jetbrains.com/issue/KT-76282) Add missing Android Gradle plugin versions in tests - [`KT-77011`](https://youtrack.jetbrains.com/issue/KT-77011) Update build regression benchmarks for 2.2.0 release - [`KT-76138`](https://youtrack.jetbrains.com/issue/KT-76138) Compile against Gradle API 8.14 - [`KT-76139`](https://youtrack.jetbrains.com/issue/KT-76139) Run integration tests against Gradle 8.14 - [`KT-77035`](https://youtrack.jetbrains.com/issue/KT-77035) A compiler diagnostic isn't reported when its severity is set to warning with Gradle - [`KT-76951`](https://youtrack.jetbrains.com/issue/KT-76951) 'distribution-base' plugin is only applied in Gradle 8.13 - [`KT-73142`](https://youtrack.jetbrains.com/issue/KT-73142) Kotlin Gradle plugin: Remove usage of Gradle's internal ExecHandleBuilder - [`KT-76740`](https://youtrack.jetbrains.com/issue/KT-76740) Use Problems API for warning introduced in KT-75808 - [`KT-65271`](https://youtrack.jetbrains.com/issue/KT-65271) Gradle: "Mutating dependency DefaultExternalModuleDependency after it has been finalized has been deprecated " with gradle 8.6-rc-3 ##### Tools. Gradle. Cocoapods - [`KT-76035`](https://youtrack.jetbrains.com/issue/KT-76035) Allow extra command line arguments in PodBuildTask - [`KT-78387`](https://youtrack.jetbrains.com/issue/KT-78387) Kotlin Cocoapods Gradle Plugin is not compatible with Gradle isolated projects - [`KT-79429`](https://youtrack.jetbrains.com/issue/KT-79429) K/N: Cocoapods: IllegalArgumentException: "cinterop doesn't support having headers in -fmodules mode" with 2.2.20-Beta1 if explicitly not specify false for 'useClangModules' ##### Tools. Gradle. Compiler plugins - [`KT-66728`](https://youtrack.jetbrains.com/issue/KT-66728) Deprecate `kapt.use.k2` property ##### Tools. Gradle. JS ##### New Features - [`KT-75480`](https://youtrack.jetbrains.com/issue/KT-75480) Add shared source set for js and wasmJs target - [`KT-77073`](https://youtrack.jetbrains.com/issue/KT-77073) generateTypeScriptDefinitions() does not add generated .d.ts file to package.json automatically ##### Fixes - [`KT-77319`](https://youtrack.jetbrains.com/issue/KT-77319) KJS / Gradle: generateTypeScriptDefinitions() generates wrong file extension when outputting ES modules - [`KT-79921`](https://youtrack.jetbrains.com/issue/KT-79921) Web Tooling Gradle API does not respect webpack reconfiguration - [`KT-76996`](https://youtrack.jetbrains.com/issue/KT-76996) Wasm: js tasks triggers wasm subtasks - [`KT-79237`](https://youtrack.jetbrains.com/issue/KT-79237) Upgrade NPM dependencies versions - [`KT-79188`](https://youtrack.jetbrains.com/issue/KT-79188) Pre-generated accessors aren't available for webMain / webTest source sets - [`KT-78504`](https://youtrack.jetbrains.com/issue/KT-78504) \[2.2.0-RC3] NPM Tasks in 2.2 RCs produce broken/unusable build cache entries - [`KT-77443`](https://youtrack.jetbrains.com/issue/KT-77443) NPE: "NullPointerException: Cannot invoke org.gradle.api.tasks.TaskProvider.flatMap(org.gradle.api.Transformer)": ExecutableWasm.optimizeTask is accessed before initialization - [`KT-76987`](https://youtrack.jetbrains.com/issue/KT-76987) JS, Wasm: Upgrade NPM dependencies - [`KT-77119`](https://youtrack.jetbrains.com/issue/KT-77119) KJS: Gradle: Setting custom environment variables in KotlinJsTest tasks no longer works - [`KT-74735`](https://youtrack.jetbrains.com/issue/KT-74735) KGP uses Gradle internal `CompositeProjectComponentArtifactMetadata` ##### Tools. Gradle. Multiplatform ##### New Features - [`KT-69790`](https://youtrack.jetbrains.com/issue/KT-69790) Report human-readable error when declared dependency doesn't support required target types - [`KT-76446`](https://youtrack.jetbrains.com/issue/KT-76446) Add kotlin-level dependency block to work the same way as commonMain/commonTest dependencies blocks ##### Fixes - [`KT-78297`](https://youtrack.jetbrains.com/issue/KT-78297) FileNotFoundException in generateMetadataFile task if non-packed=false - [`KT-62294`](https://youtrack.jetbrains.com/issue/KT-62294) kotlin-parcelize plugin does not support the new android kotlin multiplatform plugin - [`KT-77404`](https://youtrack.jetbrains.com/issue/KT-77404) The kotlin-stdlib and annotations are missing from commonTest dependencies with 2.2.0-Beta1 - [`KT-79559`](https://youtrack.jetbrains.com/issue/KT-79559) AGP complains about configurations resolved at configuration time due to KMP partially resolved dependencies diagnostic - [`KT-78993`](https://youtrack.jetbrains.com/issue/KT-78993) The value for property '\*' property 'dependencies' is final and cannot be changed any further - [`KT-77843`](https://youtrack.jetbrains.com/issue/KT-77843) KGP fails with Gradle 9 on `ProjectDependency.getDependencyProject()` - [`KT-79315`](https://youtrack.jetbrains.com/issue/KT-79315) Early task materialization with cross-project configuration breaks configuration due to KMP partial resolution checker - [`KT-77466`](https://youtrack.jetbrains.com/issue/KT-77466) KMP - testFixturesApi and similar configurations do not affect jvmTestFixtures source set - [`KT-78433`](https://youtrack.jetbrains.com/issue/KT-78433) Gradle: add tracking of the new KMP compilation scheme to FUS - [`KT-78431`](https://youtrack.jetbrains.com/issue/KT-78431) Gradle: in-process metadata compiler uses deprecated K2MetadataCompiler - [`KT-77414`](https://youtrack.jetbrains.com/issue/KT-77414) KMP dependencies in detached source sets cause IDE resolution to write error logs: "kotlin-project-structure-metadata.json (No such file or directory)" - [`KT-76200`](https://youtrack.jetbrains.com/issue/KT-76200) TestModuleProperties.productionModuleName for JVM module isn't present with 2.1.20-RC ##### Tools. Gradle. Native - [`KT-51301`](https://youtrack.jetbrains.com/issue/KT-51301) Remove ability to use Native non-embeddable compiler jar in Gradle plugin - [`KT-74864`](https://youtrack.jetbrains.com/issue/KT-74864) Enable exporting KDocs by default to ObjC - [`KT-77977`](https://youtrack.jetbrains.com/issue/KT-77977) "Unknown hardware platform: riscv64" on JVM project build - [`KT-78838`](https://youtrack.jetbrains.com/issue/KT-78838) Add default 3G max heap size for the commonizer JVM process - [`KT-68256`](https://youtrack.jetbrains.com/issue/KT-68256) Reduce commonizer max heap size to default 3g and allow users to configure it - [`KT-77067`](https://youtrack.jetbrains.com/issue/KT-77067) Kotlin Gradle plugin with the configuration cache passes all platform libraries to the compiler when compiling a binary for the first time ##### Tools. Gradle. Swift Export - [`KT-79554`](https://youtrack.jetbrains.com/issue/KT-79554) Swift Export status diagnostic is produced even if swift export is not configured - [`KT-78385`](https://youtrack.jetbrains.com/issue/KT-78385) Swift Export is not compatible with Gradle isolated projects - [`KT-79524`](https://youtrack.jetbrains.com/issue/KT-79524) NoSuchMethodError: 'java.lang.String org.gradle.api.artifacts.ProjectDependency.getPath() for swift export with dependency export fro gradle < 8.11 ##### Tools. Incremental Compile - [`KT-60653`](https://youtrack.jetbrains.com/issue/KT-60653) IC does not handle changes in inline functions objects/lambdas correctly - [`KT-78807`](https://youtrack.jetbrains.com/issue/KT-78807) Changing ABI fingerprint on non-ABI changes when lambda passed to inlined function - [`KT-69075`](https://youtrack.jetbrains.com/issue/KT-69075) Incremental compilation: smartcast is impossible on field with `@JvmName` ##### Tools. JPS - [`KT-77347`](https://youtrack.jetbrains.com/issue/KT-77347) Support file-less compatible IC approach - [`KT-78444`](https://youtrack.jetbrains.com/issue/KT-78444) Clean up JPS code base - [`KT-75460`](https://youtrack.jetbrains.com/issue/KT-75460) Adding `@PurelyImplements` annotation to a List does *not* cause incremental recompile of affected files - [`KT-50594`](https://youtrack.jetbrains.com/issue/KT-50594) Fix org.jetbrains.kotlin.arguments.CompilerArgumentsContentProspectorTest ##### Tools. Kapt - [`KT-79138`](https://youtrack.jetbrains.com/issue/KT-79138) K2: KAPT Java Stub Gen: `Unresolved reference` with `@kotlin`.Metadata in Java in 2.2.0 - [`KT-79641`](https://youtrack.jetbrains.com/issue/KT-79641) Kapt: too much information is printed in verbose mode - [`KT-79136`](https://youtrack.jetbrains.com/issue/KT-79136) K2 kapt: unresolved nested class references in annotation arguments are generated without outer class names - [`KT-79133`](https://youtrack.jetbrains.com/issue/KT-79133) K2 kapt: class literal with typealias is not expanded - [`KT-77853`](https://youtrack.jetbrains.com/issue/KT-77853) K2 KAPT: backend internal error: exception during IR fake override builder - [`KT-73322`](https://youtrack.jetbrains.com/issue/KT-73322) Migrate `FirKaptAnalysisHandlerExtension` compilation pipeline to the phased structure ##### Tools. Maven - [`KT-77587`](https://youtrack.jetbrains.com/issue/KT-77587) Maven: Introduce Kotlin daemon support and make it enabled by default - [`KT-63688`](https://youtrack.jetbrains.com/issue/KT-63688) Remove JS-related stuff from kotlin-maven-plugin ##### Tools. Maven. Compiler plugins - [`KT-77511`](https://youtrack.jetbrains.com/issue/KT-77511) Add maven plugin for Kotlin DataFrame plugin ##### Tools. REPL - [`KT-78755`](https://youtrack.jetbrains.com/issue/KT-78755) \[K2 Repl] Redeclaring variables does not work - [`KT-75632`](https://youtrack.jetbrains.com/issue/KT-75632) Contunue deprecation of the REPL built into `kotlinc` - [`KT-77470`](https://youtrack.jetbrains.com/issue/KT-77470) \[K2 Repl] Lazy Properties crash code generation - [`KT-76507`](https://youtrack.jetbrains.com/issue/KT-76507) \[K2 Repl] Delegated properties are not visible in the next snippet - [`KT-76508`](https://youtrack.jetbrains.com/issue/KT-76508) \[K2 Repl] Annotations on property accessors are not resolved - [`KT-75672`](https://youtrack.jetbrains.com/issue/KT-75672) \[K2 Repl] Serialization plugin crashes compiler backend ##### Tools. Scripts - [`KT-78378`](https://youtrack.jetbrains.com/issue/KT-78378) "Explain" feature of the kotlin script fails on hidden variables ##### Tools. Statistics (FUS) - [`KT-79455`](https://youtrack.jetbrains.com/issue/KT-79455) \[FUS] Collect KSP plugin version - [`KT-77755`](https://youtrack.jetbrains.com/issue/KT-77755) \[FUS Pipeline] Fus file format - [`KT-77995`](https://youtrack.jetbrains.com/issue/KT-77995) Do not collect FUS metrics on TeamCity ##### Tools. Wasm - [`KT-76842`](https://youtrack.jetbrains.com/issue/KT-76842) K/Wasm: serve project sources in \*DevRun tasks by default - [`KT-78921`](https://youtrack.jetbrains.com/issue/KT-78921) K/Wasm: don't generate empty yarn.lock file - [`KT-75714`](https://youtrack.jetbrains.com/issue/KT-75714) Wasm: Move tooling NPM dependencies outside user project - [`KT-70013`](https://youtrack.jetbrains.com/issue/KT-70013) .gradle/yarn and .gradle/node are part of Gradle configuration cache - [`KT-76838`](https://youtrack.jetbrains.com/issue/KT-76838) K/Wasm: No possible to set downloadBaseUrl to null for D8 and Binaryen - [`KT-76948`](https://youtrack.jetbrains.com/issue/KT-76948) Wasm: Rename kotlinBinaryenSetup and kotlinD8Setup ### [`v2.2.10`](https://github.com/JetBrains/kotlin/blob/HEAD/ChangeLog.md#2210) [Compare Source](https://github.com/JetBrains/kotlin/compare/v2.2.0...v2.2.10) ##### Compiler - [`KT-79276`](https://youtrack.jetbrains.com/issue/KT-79276) Dexing fails with "Cannot read field X because <local0> is null" with 2.2.0 - [`KT-79442`](https://youtrack.jetbrains.com/issue/KT-79442) "Multiple annotations of type kotlin.coroutines.jvm.internal.DebugMetadata": 2.2.0-Beta1 generates broken code with JVM default suspend methods in interfaces - [`KT-78815`](https://youtrack.jetbrains.com/issue/KT-78815) `Symbol not found: __ZNSt3__117bad_function_callD1Ev` error on iOS 15.5 simulator in Xcode 16.3 after update to 2.2.0-Beta2 - [`KT-78501`](https://youtrack.jetbrains.com/issue/KT-78501) K2: Missing \[ABSTRACT\_SUPER\_CALL] diagnostics for delegated interface method leads to AssertionError: isCompiledToJvmDefault during IR lowering - [`KT-78479`](https://youtrack.jetbrains.com/issue/KT-78479) IR lowering failed / Unexpected null argument for composable call - [`KT-76477`](https://youtrack.jetbrains.com/issue/KT-76477) Kotlin/Native: fix compiler performance reporting in sources->klib and klibs->binary - [`KT-78736`](https://youtrack.jetbrains.com/issue/KT-78736) Missing \[NOT\_YET\_SUPPORTED\_IN\_INLINE] diagnostics because of incorrect context update - [`KT-77685`](https://youtrack.jetbrains.com/issue/KT-77685) "IllegalArgumentException: Sequence contains more than one matching element" - [`KT-76365`](https://youtrack.jetbrains.com/issue/KT-76365) K2: Missing ABSTRACT\_SUPER\_CALL - [`KT-78352`](https://youtrack.jetbrains.com/issue/KT-78352) False-positive IDENTITY\_SENSITIVE\_OPERATIONS\_WITH\_VALUE\_TYPE when comparing with equality operator (==) ##### Compose compiler - [`KT-78479`](https://youtrack.jetbrains.com/issue/KT-78479) Ensure that default transform affects functions entered through a call - [`KT-78490`](https://youtrack.jetbrains.com/issue/KT-78490) Fix visibility for default wrappers of protected methods - [`b/408492167`](https://issuetracker.google.com/issues/408492167) Emit parameter names in Compose source information ##### JavaScript - [`KT-79050`](https://youtrack.jetbrains.com/issue/KT-79050) KJS / IC: "Unexpected body of primary constructor for processing irClass" - [`KT-79089`](https://youtrack.jetbrains.com/issue/KT-79089) KJS: Could not load reporter / Cannot find module 'mocha' when running jsNode tests ##### Native - [`KT-79075`](https://youtrack.jetbrains.com/issue/KT-79075) Stuck on Kotlin\_getSourceInfo\_core\_symbolication - [`KT-76178`](https://youtrack.jetbrains.com/issue/KT-76178) LLVM Update: symbol '\_\_ZnwmSt19\_\_type\_descriptor\_t' missing ##### Native. Runtime. Memory - [`KT-78925`](https://youtrack.jetbrains.com/issue/KT-78925) Crash SIGABRT on Apple Watch after updating Kotlin to 2.2.0 ##### Tools. CLI - [`KT-77445`](https://youtrack.jetbrains.com/issue/KT-77445) UNRESOLVED\_REFERENCE when importing classes from kotlin-stdlib - [`KT-78263`](https://youtrack.jetbrains.com/issue/KT-78263) java.lang.NoClassDefFoundError: Could not initialize class com.intellij.psi.impl.PsiSubstitutorImpl - [`KT-78318`](https://youtrack.jetbrains.com/issue/KT-78318) Unresolved reference when compiling kotlin/JS project on fresh master ##### Tools. Compiler Plugins - [`KT-78490`](https://youtrack.jetbrains.com/issue/KT-78490) "AssertionError: SyntheticAccessorLowering should not attempt to modify other files" when calling protected open composable with default argument - [`KT-78038`](https://youtrack.jetbrains.com/issue/KT-78038) Make jvm-abi-gen compiler plugin output classloader-friendly ##### Tools. Gradle - [`KT-77023`](https://youtrack.jetbrains.com/issue/KT-77023) Support creating KotlinJvmAndroidCompilation in KotlinBaseApiPlugin ##### Tools. Gradle. JS - [`KT-78504`](https://youtrack.jetbrains.com/issue/KT-78504) \[2.2.0-RC3] NPM Tasks in 2.2 RCs produce broken/unusable build cache entries ##### Tools. Gradle. Multiplatform - [`KT-77466`](https://youtrack.jetbrains.com/issue/KT-77466) KMP - testFixturesApi and similar configurations do not affect jvmTestFixtures source set - [`KT-68646`](https://youtrack.jetbrains.com/issue/KT-68646) Compose extension's metrics/reports dir should use subdirs based on target ##### Tools. Gradle. Native - [`KT-77977`](https://youtrack.jetbrains.com/issue/KT-77977) "Unknown hardware platform: riscv64" on JVM project build ##### Tools. Incremental Compile - [`KT-78807`](https://youtrack.jetbrains.com/issue/KT-78807) Changing ABI fingerprint on non-ABI changes when lambda passed to inlined function ##### Tools. Kapt - [`KT-77853`](https://youtrack.jetbrains.com/issue/KT-77853) K2 KAPT: backend internal error: exception during IR fake override builder - [`KT-79138`](https://youtrack.jetbrains.com/issue/KT-79138) K2: KAPT Java Stub Gen: `Unresolved reference` with `@kotlin`.Metadata in Java in 2.2.0 ### [`v2.2.0`](https://github.com/JetBrains/kotlin/blob/HEAD/ChangeLog.md#220) [Compare Source](https://github.com/JetBrains/kotlin/compare/v2.1.21...v2.2.0) ##### Analysis API - [`KT-73337`](https://youtrack.jetbrains.com/issue/KT-73337) Migrate analysis sources to new IR parameter API - [`KT-75880`](https://youtrack.jetbrains.com/issue/KT-75880) K2 Mode: Typealias reference resolves to the underlying class in KMP project - [`KT-74246`](https://youtrack.jetbrains.com/issue/KT-74246) KaVisibilityChecker.isVisible is inefficient with multiple calls on the same use-site - [`KT-57733`](https://youtrack.jetbrains.com/issue/KT-57733) Analysis API: Use optimized `ModuleWithDependenciesScope`s in combined symbol providers - [`KT-69535`](https://youtrack.jetbrains.com/issue/KT-69535) Redesign 'containingSymbol' - [`KT-69950`](https://youtrack.jetbrains.com/issue/KT-69950) Analysis API: Introduce `isSubtypeOf(ClassId)` - [`KT-68393`](https://youtrack.jetbrains.com/issue/KT-68393) Analysis API: Rename `KaClassLikeSymbol. classIdIfNonLocal` to `classId` - [`KT-62924`](https://youtrack.jetbrains.com/issue/KT-62924) Analysis API: rename KtCallableSymbol.callableIdIfNonLocal -> callableId ##### Analysis API. Code Compilation - [`KT-75502`](https://youtrack.jetbrains.com/issue/KT-75502) K2: IDEA hangs when evaluating inside kotlin-stdlib modules in the Kotlin project - [`KT-73077`](https://youtrack.jetbrains.com/issue/KT-73077) Evaluation of inline functions is broken inside Kotlin project and Amper module in Idea sources - [`KT-73936`](https://youtrack.jetbrains.com/issue/KT-73936) K2: CyclicInlineDependencyException: Inline functions have a cyclic dependency in evaluator - [`KT-74582`](https://youtrack.jetbrains.com/issue/KT-74582) InterpreterMethodNotFoundError when trying to evaluate simple expressions after recent fixes - [`KT-74524`](https://youtrack.jetbrains.com/issue/KT-74524) Compilation exception with incorrect JvmName annotation arguments - [`KT-74443`](https://youtrack.jetbrains.com/issue/KT-74443) Compilation peer collector ignores inline property accessors ##### Analysis API. FIR ##### New Features - [`KT-73493`](https://youtrack.jetbrains.com/issue/KT-73493) Support context parameters ##### Performance Improvements - [`KT-75790`](https://youtrack.jetbrains.com/issue/KT-75790) Experiment with increasing DEFAULT\_LOCKING\_INTERVAL time - [`KT-72159`](https://youtrack.jetbrains.com/issue/KT-72159) LLFirCompilerRequiredAnnotationsTargetResolver: consider rewriting it to use honest jumping locks ##### Fixes - [`KT-76331`](https://youtrack.jetbrains.com/issue/KT-76331) Cleanup FileStructureElement for classes - [`KT-73117`](https://youtrack.jetbrains.com/issue/KT-73117) K2 AA: Exception "Setter is not found" when val has a setter without body - [`KT-76540`](https://youtrack.jetbrains.com/issue/KT-76540) K2: Missing library dependency on Android SDK from androidx.activity-1.8.2 causes LiveEdit failures - [`KT-73266`](https://youtrack.jetbrains.com/issue/KT-73266) K2. "Declaration should have non-local container" with unclosed annotation on top-level function - [`KT-76432`](https://youtrack.jetbrains.com/issue/KT-76432) JavaClassUseSiteMemberScope: Expected FirResolvedTypeRef with ConeKotlinType but was FirUserTypeRefImpl - [`KT-76217`](https://youtrack.jetbrains.com/issue/KT-76217) K2 AA: "No fir element was found for KtParameter" with multiple context parameter lists - [`KT-74740`](https://youtrack.jetbrains.com/issue/KT-74740) Highlighting is broken after the built-in serialization refactoring - [`KT-76366`](https://youtrack.jetbrains.com/issue/KT-76366) ContextCollector: annotations on class members don't have the class as implicit receiver - [`KT-76352`](https://youtrack.jetbrains.com/issue/KT-76352) ContextCollector: wrong class annotation context in BODY mode - [`KT-76341`](https://youtrack.jetbrains.com/issue/KT-76341) ContextCollector: support dangling modifiers - [`KT-76332`](https://youtrack.jetbrains.com/issue/KT-76332) "Declaration should have non-local container" for declaration inside file annotation - [`KT-76115`](https://youtrack.jetbrains.com/issue/KT-76115) Disable `FirElementBuilder#getFirForElementInsideAnnotations` optimization for files, classes and scripts - [`KT-76347`](https://youtrack.jetbrains.com/issue/KT-76347) ContextCollector: avoid resolution for enum entry annotations - [`KT-76272`](https://youtrack.jetbrains.com/issue/KT-76272) Cleanup AbstractFileStructureTest - [`KT-75542`](https://youtrack.jetbrains.com/issue/KT-75542) K2 AA: "FirDeclaration was not found for class KtNamedFunction, fir is class FirErrorExpressionImpl" for unclosed annotation on member function - [`KT-73719`](https://youtrack.jetbrains.com/issue/KT-73719) K2. "FirDeclaration was not found for class KtDestructuringDeclaration, fir is class FirBlockImpl" on incorrect chain call - [`KT-72908`](https://youtrack.jetbrains.com/issue/KT-72908) K2 Analysis API: "FirDeclaration was not found for class org.jetbrains.kotlin.psi.KtFunctionLiteral" with non-local destructuring declaration without initializer before `init` block - [`KT-75532`](https://youtrack.jetbrains.com/issue/KT-75532) ContextCollector: scope for an anonymous function type parameter contains regular parameters - [`KT-74508`](https://youtrack.jetbrains.com/issue/KT-74508) `FirElementBuilder#findElementInside` should reuse logic from `KtToFirMapping#getFir` - [`KT-73066`](https://youtrack.jetbrains.com/issue/KT-73066) \[LL] Enable low-level-api-fir-native even with the disabled native part - [`KT-75132`](https://youtrack.jetbrains.com/issue/KT-75132) Investigate failures of sandbox diagnostic test - [`KT-75130`](https://youtrack.jetbrains.com/issue/KT-75130) Set up LL FIR tests for sandbox test data - [`KT-73386`](https://youtrack.jetbrains.com/issue/KT-73386) Standardize LL FIR test for compiler test data - [`KT-75125`](https://youtrack.jetbrains.com/issue/KT-75125) ISE “Value classes cannot have 0 fields” on instantiating inline class without fields - [`KT-75179`](https://youtrack.jetbrains.com/issue/KT-75179) ContextCollector: support error properties - [`KT-74632`](https://youtrack.jetbrains.com/issue/KT-74632) K2: ISE FirLazyDelegatedConstructorCall should be calculated before accessing - [`KT-74818`](https://youtrack.jetbrains.com/issue/KT-74818) K2 AA: "FirDeclaration was not found for class KtTypeParameter, fir is null" with TYPE\_PARAMETERS\_NOT\_ALLOWED on anonymous function - [`KT-73183`](https://youtrack.jetbrains.com/issue/KT-73183) Support context parameters in ContextCollectorVisitor - [`KT-60350`](https://youtrack.jetbrains.com/issue/KT-60350) K2 IDE: top level destructuring RHS should be resolvable - [`KT-74794`](https://youtrack.jetbrains.com/issue/KT-74794) K2: FirLazyExpression should be calculated before accessing with context parameter and implicit return type - [`KT-72938`](https://youtrack.jetbrains.com/issue/KT-72938) Get rid of KaFirAnnotationListForReceiverParameter - [`KT-73727`](https://youtrack.jetbrains.com/issue/KT-73727) Exception in implicit type resolution ##### Analysis API. Infrastructure - [`KT-74917`](https://youtrack.jetbrains.com/issue/KT-74917) \[Analysis API, Test Framework] Introduce a way to acquire `PsiFile` for a given `TestFile` in `KtTestModule` ##### Analysis API. Light Classes - [`KT-73405`](https://youtrack.jetbrains.com/issue/KT-73405) Get rid of KtElement#{symbolPointer, symbolPointerOfType} API usages - [`KT-75391`](https://youtrack.jetbrains.com/issue/KT-75391) Reduce the amount of psi-based logic in light classes - [`KT-70001`](https://youtrack.jetbrains.com/issue/KT-70001) SLC adds `@Override` with zero text offset on `override` member - [`KT-75755`](https://youtrack.jetbrains.com/issue/KT-75755) K2. False positive red code on vararg parameters in Kotlin class with `@JvmOverloads` when called from Java - [`KT-75397`](https://youtrack.jetbrains.com/issue/KT-75397) Constructors and functions with non-last vararg parameters are treated as varargs - [`KT-74868`](https://youtrack.jetbrains.com/issue/KT-74868) Support context parameters - [`KT-74733`](https://youtrack.jetbrains.com/issue/KT-74733) SymbolPsiLiteral.text == value for Java constant - [`KT-74620`](https://youtrack.jetbrains.com/issue/KT-74620) Delegated functions with value classes are present in light classes - [`KT-74595`](https://youtrack.jetbrains.com/issue/KT-74595) Static functions with value classes are present in light classes - [`KT-74284`](https://youtrack.jetbrains.com/issue/KT-74284) Synthetic data class methods using value class types present in LC ##### Analysis API. Providers and Caches ##### Performance Improvements - [`KT-62115`](https://youtrack.jetbrains.com/issue/KT-62115) Analysis API: Package providers are not cached per search scope - [`KT-74463`](https://youtrack.jetbrains.com/issue/KT-74463) Analysis API: `LLNativeForwardDeclarationsSymbolProvider` queries its cache even when the `ClassId` cannot represent a native forward declaration ##### Fixes - [`KT-74541`](https://youtrack.jetbrains.com/issue/KT-74541) Analysis API: Include files generated by resolve extensions in `KaModule` content scopes - [`KT-64236`](https://youtrack.jetbrains.com/issue/KT-64236) Analysis API: Introduce a separate module for fallback dependencies of library source modules - [`KT-74090`](https://youtrack.jetbrains.com/issue/KT-74090) Analysis API: Support dumb mode (restricted analysis) - [`KT-63780`](https://youtrack.jetbrains.com/issue/KT-63780) Analysis API: Invalidate resolvable library sessions when binary library modules are modified - [`KT-72388`](https://youtrack.jetbrains.com/issue/KT-72388) KaFirStopWorldCacheCleaner: Control-flow exceptions - [`KT-74943`](https://youtrack.jetbrains.com/issue/KT-74943) Analysis API: Replace `KotlinGlobalModificationService` with simpler global modification event publishing and listener-based modification trackers - [`KT-70518`](https://youtrack.jetbrains.com/issue/KT-70518) K2: Analysis API: Access indices outside of `ConcurrentMap` computation in symbol providers - [`KT-74302`](https://youtrack.jetbrains.com/issue/KT-74302) Analysis API: `LLFirProvider` should disregard self-declarations in `getFirClassifierBy*` - [`KT-67868`](https://youtrack.jetbrains.com/issue/KT-67868) Analysis API: Improve the architecture of `LLFirKotlinSymbolProvider`s ##### Analysis API. Standalone - [`KT-72810`](https://youtrack.jetbrains.com/issue/KT-72810) withMultiplatformLightClassSupport is inconvenient in Standalone ##### Analysis API. Stubs and Decompilation - [`KT-71787`](https://youtrack.jetbrains.com/issue/KT-71787) `PsiRawFirBuilder.Visitor#visitStringTemplateExpression` forces AST loading - [`KT-68484`](https://youtrack.jetbrains.com/issue/KT-68484) K2 IDE, Analysis API: "We should be able to find a symbol for function" for getting KaType of `Iterable<T>.map(transform: (T) -> R)` parameter in J2K ##### Analysis API. Surface ##### New Features - [`KT-74475`](https://youtrack.jetbrains.com/issue/KT-74475) Add `isInline` for `KaPropertySymbol` - [`KT-75063`](https://youtrack.jetbrains.com/issue/KT-75063) KaScopeContext: support context parameters ##### Performance Improvements - [`KT-73669`](https://youtrack.jetbrains.com/issue/KT-73669) Support psi-based symbol pointer for implicit primary constructors - [`KT-76008`](https://youtrack.jetbrains.com/issue/KT-76008) Provide PSI-based implementation for `KaFirNamedClassSymbol#companionObject` - [`KT-70165`](https://youtrack.jetbrains.com/issue/KT-70165) Introduce PSI-based `KaSymbol`s for K2 ##### Fixes - [`KT-72730`](https://youtrack.jetbrains.com/issue/KT-72730) K2: "Unexpected owner function: KtNamedFunction" on vararg val parameter in function - [`KT-75123`](https://youtrack.jetbrains.com/issue/KT-75123) K2. KaFirNamedFunctionSymbol should contain a receiver - [`KT-75894`](https://youtrack.jetbrains.com/issue/KT-75894) Cannot build KaFirJavaFieldSymbol for FirFieldImpl - [`KT-75115`](https://youtrack.jetbrains.com/issue/KT-75115) Analysis API: The `JavaModuleResolver` compiler class is leaked to Analysis API platform implementations - [`KT-76018`](https://youtrack.jetbrains.com/issue/KT-76018) K2: Stop the wold leads to deadlock/freeze - [`KT-76011`](https://youtrack.jetbrains.com/issue/KT-76011) `KaFirNamedClassSymbol#companionObject` doesn't provide generated objects generated by compiled plugins - [`KT-72482`](https://youtrack.jetbrains.com/issue/KT-72482) "KotlinIllegalArgumentExceptionWithAttachments: Expected all candidates to have same callableId but some of them but was different" on trying to add the import - [`KT-75586`](https://youtrack.jetbrains.com/issue/KT-75586) `KaFirPropertyGetterSymbol#isInline` and `KaFirPropertySetterSymbol#isInline` is incorrect for accessors with explicit modifier - [`KT-58572`](https://youtrack.jetbrains.com/issue/KT-58572) Analysis API: Enforcing STATUS resolve in 'KtFirNamedClassOrObjectSymbol.visibility' may cause lazy resolve contract violation - [`KT-75574`](https://youtrack.jetbrains.com/issue/KT-75574) Recognize injected code fragment copies - [`KT-75573`](https://youtrack.jetbrains.com/issue/KT-75573) Recognize physical file copies as dangling files - [`KT-74801`](https://youtrack.jetbrains.com/issue/KT-74801) Analysis API: Publish/subscribe to modification events with a single message bus topic - [`KT-73290`](https://youtrack.jetbrains.com/issue/KT-73290) Analysis API: Improve the architecture of content scopes and resolution scopes - [`KT-68901`](https://youtrack.jetbrains.com/issue/KT-68901) Constructor delegation call receiver missing in fir implementation - [`KT-72639`](https://youtrack.jetbrains.com/issue/KT-72639) Support context parameter API - [`KT-73112`](https://youtrack.jetbrains.com/issue/KT-73112) AA: FirExpression.toKtReceiverValue should handle context receivers properly - [`KT-74905`](https://youtrack.jetbrains.com/issue/KT-74905) Cannot find context receiver in FIR declaration - [`KT-74563`](https://youtrack.jetbrains.com/issue/KT-74563) `createPointer` is overloaded not for all implementations - [`KT-73722`](https://youtrack.jetbrains.com/issue/KT-73722) Analysis API: Automatically check that the API surface is fully documented - [`KT-65065`](https://youtrack.jetbrains.com/issue/KT-65065) Provide `KtTypeReference#getShortTypeText()` ##### Backend. Native. Debug - [`KT-75991`](https://youtrack.jetbrains.com/issue/KT-75991) Xcode 16.3: Fix lldb stepping test over an inline function ##### Backend. Wasm ##### New Features - [`KT-59032`](https://youtrack.jetbrains.com/issue/KT-59032) Support instantiation of annotation classes on WASM ##### Fixes - [`KT-77622`](https://youtrack.jetbrains.com/issue/KT-77622) K/Wasm: investigate CMP crash on mobile Safari - [`KT-76747`](https://youtrack.jetbrains.com/issue/KT-76747) \[Wasm] Wasm name section absent for wasm structs - [`KT-76701`](https://youtrack.jetbrains.com/issue/KT-76701) K/Wasm: custom formatters are not loaded when a project is built with incremental compilation - [`KT-66081`](https://youtrack.jetbrains.com/issue/KT-66081) K/WASM: `0/0`, `5/0` and `5%0`throw not ArithmeticException, but RuntimeError - [`KT-76287`](https://youtrack.jetbrains.com/issue/KT-76287) \[Wasm] Enable stdlib and kotlin.test tests after compiler bootstrap - [`KT-75871`](https://youtrack.jetbrains.com/issue/KT-75871) \[Wasm] Implement new RTTI approach - [`KT-75872`](https://youtrack.jetbrains.com/issue/KT-75872) Wasm / IC: IllegalStateException: IC internal error: can not find library - [`KT-74441`](https://youtrack.jetbrains.com/issue/KT-74441) K/Wasm: incorrect 1e-45.toString() - [`KT-59118`](https://youtrack.jetbrains.com/issue/KT-59118) WASM: floating point toString inconsistencies - [`KT-68948`](https://youtrack.jetbrains.com/issue/KT-68948) Wasm: float from variable is printed with many decimal points - [`KT-69107`](https://youtrack.jetbrains.com/issue/KT-69107) \[wasm] Seemingly incorrect rounding - [`KT-73362`](https://youtrack.jetbrains.com/issue/KT-73362) Migrate K/Wasm sources to new IR parameter API ##### Compiler ##### New Features - [`KT-70722`](https://youtrack.jetbrains.com/issue/KT-70722) Implement better Kotlin warnings for value classes and JEP 390 (Warnings for Value-Based Classes) - [`KT-71768`](https://youtrack.jetbrains.com/issue/KT-71768) Enable -Xjvm-default=all-compatibility by default to generate JVM default interface methods - [`KT-54205`](https://youtrack.jetbrains.com/issue/KT-54205) Support jakarta Nullability annotations - [`KT-57919`](https://youtrack.jetbrains.com/issue/KT-57919) Store all annotations in Kotlin metadata on JVM under a flag - [`KT-73255`](https://youtrack.jetbrains.com/issue/KT-73255) Change defaulting rule for annotations - [`KT-74382`](https://youtrack.jetbrains.com/issue/KT-74382) Annotating Java record components for `@JvmRecord` data class - [`KT-74811`](https://youtrack.jetbrains.com/issue/KT-74811) Prohibit usages of `@MustUseValue` / `@IgnorableValue` if RV checker is not enabled - [`KT-74806`](https://youtrack.jetbrains.com/issue/KT-74806) Implement feature flag for improved unused return value checker - [`KT-74809`](https://youtrack.jetbrains.com/issue/KT-74809) Support unnamed local variables - [`KT-73508`](https://youtrack.jetbrains.com/issue/KT-73508) Add a warning diagnostic for using kotlin.concurrent.AtomicRef<Int> - [`KT-72941`](https://youtrack.jetbrains.com/issue/KT-72941) ANNOTATIONS\_ON\_BLOCK\_LEVEL\_EXPRESSION\_ON\_THE\_SAME\_LINE missing in K2 - [`KT-74497`](https://youtrack.jetbrains.com/issue/KT-74497) Warn about incompatible Kotlin and Java targets in annotations - [`KT-75061`](https://youtrack.jetbrains.com/issue/KT-75061) Support context-sensitive resolution in type position - [`KT-75315`](https://youtrack.jetbrains.com/issue/KT-75315) Support context-sensitive resolution in the call-argument position - [`KT-75316`](https://youtrack.jetbrains.com/issue/KT-75316) Support context-sensitive resolution for expression-position with expected type - [`KT-76088`](https://youtrack.jetbrains.com/issue/KT-76088) Support context-sensitive resolution for annotation arguments - [`KT-74049`](https://youtrack.jetbrains.com/issue/KT-74049) Introduce special override rule to allow overriding T! with T & Any ##### Performance Improvements - [`KT-76395`](https://youtrack.jetbrains.com/issue/KT-76395) Performance degradation on 28.03.2025 - [`KT-76422`](https://youtrack.jetbrains.com/issue/KT-76422) FirJavaFacade#createFirJavaClass: do not compute super type references right away - [`KT-75957`](https://youtrack.jetbrains.com/issue/KT-75957) K2: PsiRawFirBuilder.Visitor#toFirExpression forces AST loading via getSpreadElement - [`KT-74824`](https://youtrack.jetbrains.com/issue/KT-74824) Exponential performance caused by nested flexible types - [`KT-62855`](https://youtrack.jetbrains.com/issue/KT-62855) K2: extra allocation for SAM conversion compared to K1 - [`KT-74977`](https://youtrack.jetbrains.com/issue/KT-74977) K/N: support stack array for Array(size) call - [`KT-74369`](https://youtrack.jetbrains.com/issue/KT-74369) Exponential compiler memory usage in specific situations with type inference ##### Fixes - [`KT-76606`](https://youtrack.jetbrains.com/issue/KT-76606) Enable 'Indy: Allow lambdas with annotations' by default - [`KT-77301`](https://youtrack.jetbrains.com/issue/KT-77301) False positive Context Parameter resolution when using DslMarker - [`KT-74389`](https://youtrack.jetbrains.com/issue/KT-74389) K2: False positive NON\_EXPORTABLE\_TYPE on non-Unit `Promise<...>` in K/JS - [`KT-77219`](https://youtrack.jetbrains.com/issue/KT-77219) "`@Composable` annotation is not applicable" on vararg `@Composable` () -> Unit in Kotlin 2.2.0 - [`KT-76357`](https://youtrack.jetbrains.com/issue/KT-76357) K2: a nested class annotation observes member declarations of the outer class - [`KT-72734`](https://youtrack.jetbrains.com/issue/KT-72734) Support new callable reference nodes in Kotlin Native - [`KT-74421`](https://youtrack.jetbrains.com/issue/KT-74421) K2: Missing "val cannot be reassigned" when trying to assign a value to parent's "val" - [`KT-63720`](https://youtrack.jetbrains.com/issue/KT-63720) Coroutine debugger: do not optimise out local variables - [`KT-74470`](https://youtrack.jetbrains.com/issue/KT-74470) NSME on calling in runtime internal constructor of value class with default arg from tests - [`KT-77640`](https://youtrack.jetbrains.com/issue/KT-77640) Context parameters: using 'contextOf()' function leads to \[NO\_CONTEXT\_ARGUMENT] - [`KT-73909`](https://youtrack.jetbrains.com/issue/KT-73909) Add an inspection discouraging usage of kotlin.concurrent Native atomics in favor of the new atomics - [`KT-76583`](https://youtrack.jetbrains.com/issue/KT-76583) CCE: suspend lambda attempts to unbox value class parameter twice after lambda suspended - [`KT-76663`](https://youtrack.jetbrains.com/issue/KT-76663) KJS: KotlinNothingValueException caused by expression return since 2.1.20 - [`KT-75457`](https://youtrack.jetbrains.com/issue/KT-75457) Native: cache machinery uses stdlib cache with default runtime options even if custom runtime options are supplied when partial linkage is disabled - [`KT-76615`](https://youtrack.jetbrains.com/issue/KT-76615) K2: "IllegalArgumentException: Inline class types should have the same representation: Lkotlin/UByte; != B" for mixed Java/Kotlin code - [`KT-77220`](https://youtrack.jetbrains.com/issue/KT-77220) Annotation with EXPRESSION is not allowed on lambdas in Kotlin 2.2.0 - [`KT-76381`](https://youtrack.jetbrains.com/issue/KT-76381) K2: Expected expression 'FirPropertyAccessExpressionImpl' to be resolved - [`KT-74739`](https://youtrack.jetbrains.com/issue/KT-74739) Native: "IllegalArgumentException: All constructors should've been lowered: FUNCTION\_REFERENCE" - [`KT-74325`](https://youtrack.jetbrains.com/issue/KT-74325) Explicit API mode does not enforce explicit return types for extension properties - [`KT-77259`](https://youtrack.jetbrains.com/issue/KT-77259) Confusing message for `ANNOTATION_WILL_BE_APPLIED_ALSO_TO_PROPERTY_OR_FIELD` - [`KT-73771`](https://youtrack.jetbrains.com/issue/KT-73771) K2: Infinite compilation caused by buildList without type - [`KT-61258`](https://youtrack.jetbrains.com/issue/KT-61258) Kotlin/Native: CLASS CLASS name:<no name provided> modality:FINAL visibility:local superTypes:\[<root>.Base] - [`KT-75317`](https://youtrack.jetbrains.com/issue/KT-75317) Kotlin/Native: segfault in kotlin::gc::Mark<kotlin::gc::mark::ConcurrentMark::MarkTraits> - [`KT-75965`](https://youtrack.jetbrains.com/issue/KT-75965) The iOS app did not run successfully in Release mode - [`KT-77397`](https://youtrack.jetbrains.com/issue/KT-77397) Report UNSUPPORTED\_CONTEXTUAL\_DECLARATION\_CALL when calling declaration with contextual function type in signature - [`KT-77137`](https://youtrack.jetbrains.com/issue/KT-77137) K2: Controversial behavior allows resolving annotation arguments on a companion inside it - [`KT-77150`](https://youtrack.jetbrains.com/issue/KT-77150) Native: compilation fails with an assertion error - [`KT-51960`](https://youtrack.jetbrains.com/issue/KT-51960) ClassCastException: Inline function with both context and extension receiver produces this when invoked - [`KT-73611`](https://youtrack.jetbrains.com/issue/KT-73611) Remove -Xextended-compiler-checks in favor of a deprecation cycle - [`KT-74649`](https://youtrack.jetbrains.com/issue/KT-74649) Deprecate language versions 1.8 and 1.9 - [`KT-77283`](https://youtrack.jetbrains.com/issue/KT-77283) Binary compatibility of FirDeclarationChecker - [`KT-73445`](https://youtrack.jetbrains.com/issue/KT-73445) K2: do not report "cannot infer visibility" when inheriting multiple implementations - [`KT-75945`](https://youtrack.jetbrains.com/issue/KT-75945) Indy: Allow lambdas with annotations - [`KT-76898`](https://youtrack.jetbrains.com/issue/KT-76898) K2: ClassCastException when data class shadows supertype's `componentX` method with wrong type - [`KT-75992`](https://youtrack.jetbrains.com/issue/KT-75992) Xcode 16.3: stacktraces on simulators are not symbolicated - [`KT-76805`](https://youtrack.jetbrains.com/issue/KT-76805) Wrong NPE occurs when assigning synthetic properties with platform types in Kotlin 2.1.20 - [`KT-76171`](https://youtrack.jetbrains.com/issue/KT-76171) "KotlinIllegalArgumentExceptionWithAttachments: Expected expression 'FirSingleExpressionBlock' to be resolved" - [`KT-77078`](https://youtrack.jetbrains.com/issue/KT-77078) K2: anonymous object is wrongly allowed to implement interfaces by unsafe Delegation - [`KT-72722`](https://youtrack.jetbrains.com/issue/KT-72722) Treat 'copy' calls of a data class as explicit constructor usages - [`KT-77001`](https://youtrack.jetbrains.com/issue/KT-77001) Leave ForbidParenthesizedLhsInAssignments as a warning - [`KT-75828`](https://youtrack.jetbrains.com/issue/KT-75828) Store backing field/delegate annotations and extension receiver annotations in metadata - [`KT-58369`](https://youtrack.jetbrains.com/issue/KT-58369) K2: enable DFA warnings - [`KT-51258`](https://youtrack.jetbrains.com/issue/KT-51258) Annotations should go before context receivers - [`KT-76253`](https://youtrack.jetbrains.com/issue/KT-76253) K2 Compiler: Less precise diagnostic COMPONENT\_FUNCTION\_AMBIGUITY for flexible type - [`KT-59526`](https://youtrack.jetbrains.com/issue/KT-59526) Store annotation default values in metadata on JVM - [`KT-63850`](https://youtrack.jetbrains.com/issue/KT-63850) K2: setter with an annotated parameter has `isNotDefault == false` flag in metadata - [`KT-75712`](https://youtrack.jetbrains.com/issue/KT-75712) -Wextra: false positive UNUSED\_LAMBDA\_EXPRESSION on functional type variable assignment with inferred type - [`KT-4779`](https://youtrack.jetbrains.com/issue/KT-4779) Generate default methods for implementations in interfaces - [`KT-69624`](https://youtrack.jetbrains.com/issue/KT-69624) Debugger: Missing local variable in Variables view (inline function) - [`KT-75518`](https://youtrack.jetbrains.com/issue/KT-75518) NO\_CONTEXT\_ARGUMENT should report the name of the context parameter in addition to the type - [`KT-76199`](https://youtrack.jetbrains.com/issue/KT-76199) Introduce -Xcontext-sensitive-resolution compiler flag - [`KT-75553`](https://youtrack.jetbrains.com/issue/KT-75553) `MISSING_DEPENDENCY_SUPERCLASS` and `MISSING_DEPENDENCY_SUPERCLASS_WARNING` is reported at the same time on the same element - [`KT-76159`](https://youtrack.jetbrains.com/issue/KT-76159) Obsolete error "'`@JvmDefaultWithCompatibility`' annotation is only allowed on interfaces" should be removed - [`KT-76660`](https://youtrack.jetbrains.com/issue/KT-76660) False negative RETURN\_NOT\_ALLOWED in lambda in default argument leads to NoClassDefFoundError: $$$$$NON\_LOCAL\_RETURN$$$$$ - [`KT-76301`](https://youtrack.jetbrains.com/issue/KT-76301) Fail to infer types after syntactical change - [`KT-74999`](https://youtrack.jetbrains.com/issue/KT-74999) K2: KotlinNothingValueException within Extension Function - [`KT-76675`](https://youtrack.jetbrains.com/issue/KT-76675) KIAEWA exception at KaFirDataFlowProvider with non-local return from nested inline call - [`KT-75756`](https://youtrack.jetbrains.com/issue/KT-75756) Backend Internal error: Exception during IR lowering when trying to access variable from providedProperties in class within kotlin custom script - [`KT-76345`](https://youtrack.jetbrains.com/issue/KT-76345) Enhance variable fixation - [`KT-76578`](https://youtrack.jetbrains.com/issue/KT-76578) \[FIR, K1/K2 Regression] `lateinit` is allowed on loop parameters - [`KT-76448`](https://youtrack.jetbrains.com/issue/KT-76448) FirOverrideChecker: class ClsMethodImpl is not a subtype of class KtNamedDeclaration for factory VIRTUAL\_MEMBER\_HIDDEN - [`KT-73360`](https://youtrack.jetbrains.com/issue/KT-73360) Migrate K/JVM sources to new IR parameter API - [`KT-74852`](https://youtrack.jetbrains.com/issue/KT-74852) Kotlin/Native: allow caches for thread state checker and sanitizers - [`KT-76130`](https://youtrack.jetbrains.com/issue/KT-76130) IR evaluator does not support array literals in annotation parameter default values - [`KT-76436`](https://youtrack.jetbrains.com/issue/KT-76436) Missing K2 checker: non-local return through lambda passed to inline f/o - [`KT-74326`](https://youtrack.jetbrains.com/issue/KT-74326) False negative: no variable must be initialized error though code doesn't compile - [`KT-76572`](https://youtrack.jetbrains.com/issue/KT-76572) FIR\_NON\_SUPPRESSIBLE\_ERROR\_NAMES does not contain deprecation errors - [`KT-75704`](https://youtrack.jetbrains.com/issue/KT-75704) Refactor `FirWhenSubjectExpression` - [`KT-76284`](https://youtrack.jetbrains.com/issue/KT-76284) Flexible captured type is not approximated in receiver position - [`KT-76192`](https://youtrack.jetbrains.com/issue/KT-76192) RETURN\_TYPE\_MISMATCH with same expected and actual type: nullability of actual type is omitted - [`KT-75944`](https://youtrack.jetbrains.com/issue/KT-75944) Allow using invokedynamic for lambdas with no 'Runtime' level retention annotations - [`KT-76396`](https://youtrack.jetbrains.com/issue/KT-76396) FirIntegerConstantOperatorScope: NoSuchElementException: Collection contains no element matching the predicate - [`KT-76209`](https://youtrack.jetbrains.com/issue/KT-76209) CONFLICTING\_UPPER\_BOUNDS on `Nothing` bound - [`KT-59506`](https://youtrack.jetbrains.com/issue/KT-59506) Context receivers: Unable to use trailing comma in receiver list - [`KT-46119`](https://youtrack.jetbrains.com/issue/KT-46119) NONE\_APPLICABLE instead of NAMED\_ARGUMENTS\_NOT\_ALLOWED with overloaded Java constructor call - [`KT-75503`](https://youtrack.jetbrains.com/issue/KT-75503) Run lazy resolution in CallableCopyTypeCalculator and use withForcedTypeCalculator everywhere in checkers - [`KT-76485`](https://youtrack.jetbrains.com/issue/KT-76485) Don't report EXTENSION\_SHADOWED\_BY\_MEMBER if extension can be called with named arguments - [`KT-76154`](https://youtrack.jetbrains.com/issue/KT-76154) False positive "EXTENSION\_SHADOWED\_BY\_MEMBER" when extension adds default values to parameters - [`KT-76527`](https://youtrack.jetbrains.com/issue/KT-76527) False positive UNSUPPORTED\_CONTEXTUAL\_DECLARATION\_CALL with -Xcontext-receivers and implicit invoke - [`KT-63246`](https://youtrack.jetbrains.com/issue/KT-63246) K2: False positive NOTHING\_TO\_OVERRIDE in generic property with context receiver in non generic class extending generic class - [`KT-58534`](https://youtrack.jetbrains.com/issue/KT-58534) K2: "Argument type mismatch" with typealias to context receiver functional type - [`KT-71792`](https://youtrack.jetbrains.com/issue/KT-71792) Switch latest stable version in Kotlin project to 2.2 - [`KT-74827`](https://youtrack.jetbrains.com/issue/KT-74827) CompilationErrorException : Could not load module in an attempt to find deserializer when trying to evaluate an expression - [`KT-70352`](https://youtrack.jetbrains.com/issue/KT-70352) K2: False-negative CONFLICTING\_UPPER\_BOUNDS on `Nothing` bound - [`KT-71481`](https://youtrack.jetbrains.com/issue/KT-71481) K2: drop pre-1.6 language features from compiler code - [`KT-74454`](https://youtrack.jetbrains.com/issue/KT-74454) Support trailing comma in context parameters - [`KT-74069`](https://youtrack.jetbrains.com/issue/KT-74069) False positive UNUSED\_EXPRESSION due to Long/Int conversion - [`KT-74337`](https://youtrack.jetbrains.com/issue/KT-74337) Local Delegated properties don't preserve their annotations and don't show up in reflection - [`KT-55187`](https://youtrack.jetbrains.com/issue/KT-55187) Context receivers in function types can have labels - [`KT-58498`](https://youtrack.jetbrains.com/issue/KT-58498) Context receivers: ClassCastException with object and extension function in interface - [`KT-58165`](https://youtrack.jetbrains.com/issue/KT-58165) K2: "IllegalArgumentException: No argument for parameter VALUE\_PARAMETER" on overridden contextual property - [`KT-75234`](https://youtrack.jetbrains.com/issue/KT-75234) Add error for callsInPlace contracts on context parameters - [`KT-73805`](https://youtrack.jetbrains.com/issue/KT-73805) K2: Investigate missing diagnostic in implicit invoke call on context function type with receiver from module with disabled context parameters - [`KT-41934`](https://youtrack.jetbrains.com/issue/KT-41934) NI: a type variable for lambda parameter has been inferred to nullable type instead of not null one - [`KT-75983`](https://youtrack.jetbrains.com/issue/KT-75983) Backend Internal error: Exception during IR lowering 'IllegalStateException: Internal error: cannot convert Any to Int' - [`KT-75535`](https://youtrack.jetbrains.com/issue/KT-75535) Compilation of typealias does not check for clashes - [`KT-72313`](https://youtrack.jetbrains.com/issue/KT-72313) K2 IDE / KMP Debugger: Evaluation of inline functions declared in a common source set causes a crash - [`KT-76290`](https://youtrack.jetbrains.com/issue/KT-76290) False positive UNUSED\_EXPRESSION while returning Unit in the when branches - [`KT-32358`](https://youtrack.jetbrains.com/issue/KT-32358) NI: Smart cast doesn't work with inline function after elvis operator - [`KT-76316`](https://youtrack.jetbrains.com/issue/KT-76316) K2: Missing NON\_PUBLIC\_CALL\_FROM\_PUBLIC\_INLINE on object extending private class in public inline function - [`KT-76324`](https://youtrack.jetbrains.com/issue/KT-76324) Frontend diagnostic says "... this will be an error in Kotlin N.M" but N.M is already released - [`KT-76058`](https://youtrack.jetbrains.com/issue/KT-76058) PCLA: compile-time failure on calling a higher-order function from another module inside a lambda assigned to a variable of a type with a postponed type variable - [`KT-75571`](https://youtrack.jetbrains.com/issue/KT-75571) K2: type mismatch error provides unsubstituted types - [`KT-31391`](https://youtrack.jetbrains.com/issue/KT-31391) 'Recursive call is not a tail call' with elvis operator in tailrec function - [`KT-73420`](https://youtrack.jetbrains.com/issue/KT-73420) False-positive `NON_TAIL_RECURSIVE_CALL` on tailrec function with elvis in the return statement - [`KT-75815`](https://youtrack.jetbrains.com/issue/KT-75815) Disable warnings about different context parameter names in overrides - [`KT-75169`](https://youtrack.jetbrains.com/issue/KT-75169) Unnecessary EXTENSION\_SHADOWED\_BY\_MEMBER on generic declarations - [`KT-75483`](https://youtrack.jetbrains.com/issue/KT-75483) Native: redundant unboxing generated with smart cast - [`KT-76339`](https://youtrack.jetbrains.com/issue/KT-76339) K2: Dangling modifier list is missed for enum entries in PSI mode - [`KT-75513`](https://youtrack.jetbrains.com/issue/KT-75513) Avoid overrides traversal without preinitialization - [`KT-74587`](https://youtrack.jetbrains.com/issue/KT-74587) Report an error when JvmDefaultWithoutCompatibility is used with -Xjvm-default=all - [`KT-76257`](https://youtrack.jetbrains.com/issue/KT-76257) Annotations with class references are not supported when marking IR declarations as visible to metadata - [`KT-71793`](https://youtrack.jetbrains.com/issue/KT-71793) Drop language versions 1.6 and 1.7 - [`KT-59272`](https://youtrack.jetbrains.com/issue/KT-59272) Incorrect bytecode generated: wrong line number table after condition - [`KT-69248`](https://youtrack.jetbrains.com/issue/KT-69248) K2: IAE “class KtDotQualifiedExpression is not a subtype of class KtCallExpression for factory ENUM\_CLASS\_CONSTRUCTOR\_CALL” with qualified enum constructor call - [`KT-73778`](https://youtrack.jetbrains.com/issue/KT-73778) Kotlin Debugger: NSFE on accessing private property from dependencies during evaluation - [`KT-74131`](https://youtrack.jetbrains.com/issue/KT-74131) Incorrect line numbers for static initializer with delegated local variable - [`KT-76320`](https://youtrack.jetbrains.com/issue/KT-76320) K2: PsiRawFirBuilder: import alias triggers ast loading - [`KT-63851`](https://youtrack.jetbrains.com/issue/KT-63851) K2: No `setterValueParameter` in metadata for property setter with an annotated parameter - [`KT-55083`](https://youtrack.jetbrains.com/issue/KT-55083) JVM: AbstractMethodError caused by lambda with sealed base interface and fun sub interface and overridden method - [`KT-16727`](https://youtrack.jetbrains.com/issue/KT-16727) Names for anonymous classes in interfaces are malformed on JDK 8 - [`KT-12466`](https://youtrack.jetbrains.com/issue/KT-12466) NoClassDefFoundError: B$DefaultImpls on super interface call through K-J-K inheritance - [`KT-71002`](https://youtrack.jetbrains.com/issue/KT-71002) Possible inheritance from nullable type through typealias - [`KT-75293`](https://youtrack.jetbrains.com/issue/KT-75293) K2: Missing \[HAS\_NEXT\_FUNCTION\_TYPE\_MISMATCH] diagnostics - [`KT-75498`](https://youtrack.jetbrains.com/issue/KT-75498) Forbid .declarations access from checkers - [`KT-72335`](https://youtrack.jetbrains.com/issue/KT-72335) KotlinIllegalArgumentExceptionWithAttachments when using illegal selector - [`KT-68375`](https://youtrack.jetbrains.com/issue/KT-68375) K2: FirPrimaryConstructorSuperTypeChecker fails on generated superclasses - [`KT-71718`](https://youtrack.jetbrains.com/issue/KT-71718) K2: drop TypePreservingVisibilityWrtHack - [`KT-75112`](https://youtrack.jetbrains.com/issue/KT-75112) FE resolves wrong receivers order for property passed to delegate - [`KT-75924`](https://youtrack.jetbrains.com/issue/KT-75924) K2. Incorrect generic type Inference "R? & Any" appears for "Add explicit type arguments" - [`KT-75969`](https://youtrack.jetbrains.com/issue/KT-75969) java.lang.IllegalArgumentException: source must not be null on red code - [`KT-75322`](https://youtrack.jetbrains.com/issue/KT-75322) ConeDiagnosticToFirDiagnosticKt: source must not be null - [`KT-73800`](https://youtrack.jetbrains.com/issue/KT-73800) Wrong method executed on super call in -Xjvm-default=all/all-compatibility with an extraneous super-interface - [`KT-38029`](https://youtrack.jetbrains.com/issue/KT-38029) Wrong method executed on super call in diamond hierarchy with covariant override - [`KT-75242`](https://youtrack.jetbrains.com/issue/KT-75242) Any use-site target can be applied to a lambda and an expression - [`KT-73051`](https://youtrack.jetbrains.com/issue/KT-73051) incorrect direction of subtyping violation in type mismatch error's message for A\<X<C>> \</: A\<Y<Tv>> given a Tv <: Rv == C constraint from a lambda return position - [`KT-75090`](https://youtrack.jetbrains.com/issue/KT-75090) Argument type mismatch: actual type is 'SuspendFunction0<Unit>', but 'SuspendFunction0<Unit>' was expected when anonymous function is passed to function expecting suspend function type - [`KT-74956`](https://youtrack.jetbrains.com/issue/KT-74956) K2: No USAGE\_IS\_NOT\_INLINABLE with compiling an inlined function call - [`KT-76049`](https://youtrack.jetbrains.com/issue/KT-76049) K2: drop explicitTypeArgumentIfMadeFlexibleSynthetically creation when DontMakeExplicitJavaTypeArgumentsFlexible is enabled - [`KT-76055`](https://youtrack.jetbrains.com/issue/KT-76055) K2: drop prepareCustomReturnTypeSubstitutorForFunctionCall logic when DontMakeExplicitJavaTypeArgumentsFlexible is enabled - [`KT-76057`](https://youtrack.jetbrains.com/issue/KT-76057) K2: don't do reverse Java overridability checks when DontMakeExplicitJavaTypeArgumentsFlexible is enabled - [`KT-75197`](https://youtrack.jetbrains.com/issue/KT-75197) K2: Missing \[COMPARE\_TO\_TYPE\_MISMATCH] diagnostics - [`KT-75639`](https://youtrack.jetbrains.com/issue/KT-75639) Inline `context` function leads to `ClassCastException` - [`KT-75677`](https://youtrack.jetbrains.com/issue/KT-75677) K2: change runtime behavior of KT-75649 case in 2.2 - [`KT-75961`](https://youtrack.jetbrains.com/issue/KT-75961) K2: `PsiRawFirBuilder.Visitor#visitSimpleNameExpression`forces AST loading via `getReferencedNameElement().node.text` - [`KT-67869`](https://youtrack.jetbrains.com/issue/KT-67869) Make inference for lambda working consistently inside and outside of the call - [`KT-74885`](https://youtrack.jetbrains.com/issue/KT-74885) K2: IAE "source must not be null" in FirCyclicTypeBoundsChecker - [`KT-75578`](https://youtrack.jetbrains.com/issue/KT-75578) K2: False negative \[SUPER\_CALL\_WITH\_DEFAULT\_PARAMETERS] when calling the upper-class implementation of a method with the default value argument - [`KT-73954`](https://youtrack.jetbrains.com/issue/KT-73954) Generate implementations in classes for inherited non-abstract methods in -Xjvm-default=all-compatibility - [`KT-75173`](https://youtrack.jetbrains.com/issue/KT-75173) Context parameters: KotlinIllegalArgumentExceptionWithAttachments if you override function with value/extension parameter by fun with context - [`KT-75742`](https://youtrack.jetbrains.com/issue/KT-75742) Native: "IllegalArgumentException: unknown pass name '' " when specifying an empty list of LLVM passes - [`KT-74819`](https://youtrack.jetbrains.com/issue/KT-74819) K2: False-positive overload resolution ambiguity for flatMap inside PCLA - [`KT-75093`](https://youtrack.jetbrains.com/issue/KT-75093) K2 IDE: "Unreachable code" highlighting range is confusing - [`KT-74572`](https://youtrack.jetbrains.com/issue/KT-74572) Context parameters: contracts don't work with context parameters - [`KT-74765`](https://youtrack.jetbrains.com/issue/KT-74765) Move K1 lazy IR implementation from 'ir.tree' to 'psi2ir' - [`KT-71425`](https://youtrack.jetbrains.com/issue/KT-71425) IR Inliner: investigate return type of an inlined block - [`KT-74764`](https://youtrack.jetbrains.com/issue/KT-74764) Native: merge init nodes generated within the same LLVM module for the same klib - [`KT-75561`](https://youtrack.jetbrains.com/issue/KT-75561) K/N: place InteropLowering after UpgradeCallableReferences phase - [`KT-73369`](https://youtrack.jetbrains.com/issue/KT-73369) K/N: move interop lowering up the pipeline - [`KT-75517`](https://youtrack.jetbrains.com/issue/KT-75517) K2: Refactor FirCallableSymbol.resolvedContextParameters to return symbols - [`KT-75821`](https://youtrack.jetbrains.com/issue/KT-75821) K2: REPL resolution doesn't take into account the property type when processing its initializer - [`KT-75705`](https://youtrack.jetbrains.com/issue/KT-75705) IllegalArgumentException when isInitialized is used with java field - [`KT-75334`](https://youtrack.jetbrains.com/issue/KT-75334) Java target shouldn't be specified if Kotlin target isn't specified - [`KT-75157`](https://youtrack.jetbrains.com/issue/KT-75157) Missing PARAMETER\_NAME\_CHANGED\_ON\_OVERRIDE and DIFFERENT\_NAMES\_FOR\_THE\_SAME\_PARAMETER\_IN\_SUPERTYPES for context parameters - [`KT-75160`](https://youtrack.jetbrains.com/issue/KT-75160) Check usages of value parameters in checkers and adapt to context parameters - [`KT-75729`](https://youtrack.jetbrains.com/issue/KT-75729) KtPsiFactory: no type-safe way to create triple-quoted KtStringTemplateExpression - [`KT-75040`](https://youtrack.jetbrains.com/issue/KT-75040) Unify `subject` and `subjectVariable` in `FirWhenExpression` - [`KT-75323`](https://youtrack.jetbrains.com/issue/KT-75323) FirSyntheticProperty: Unexpected status. Expected is FirResolvedDeclarationStatus, but was FirDeclarationStatusImpl - [`KT-75602`](https://youtrack.jetbrains.com/issue/KT-75602) Introduce concept of shared library session in Fir sessions - [`KT-75509`](https://youtrack.jetbrains.com/issue/KT-75509) PARAMETER\_NAME\_CHANGED\_ON\_OVERRIDE is reported randomly - [`KT-75124`](https://youtrack.jetbrains.com/issue/KT-75124) IAE “class org.jetbrains.kotlin.psi.KtContextReceiver is not a subtype of class org.jetbrains.kotlin.psi.KtParameter for factory EXPOSED\_PARAMETER\_TYPE” on private context receiver - [`KT-73585`](https://youtrack.jetbrains.com/issue/KT-73585) K2: ABSTRACT\_SUPER\_CALL is not reported - [`KT-75531`](https://youtrack.jetbrains.com/issue/KT-75531) K2 REPL: local name doesn't shadow one from implicit receiver - [`KT-73359`](https://youtrack.jetbrains.com/issue/KT-73359) Migrate frontend sources to new IR parameter API - [`KT-75380`](https://youtrack.jetbrains.com/issue/KT-75380) K2: Modality is configured incorrectly for some FirDefaultPropertyAccessor - [`KT-75526`](https://youtrack.jetbrains.com/issue/KT-75526) Regression in K2 scripting: local name doesn't shadow one from the implicit receiver - [`KT-59379`](https://youtrack.jetbrains.com/issue/KT-59379) K2: Missing MIXING\_NAMED\_AND\_POSITIONED\_ARGUMENTS - [`KT-75106`](https://youtrack.jetbrains.com/issue/KT-75106) K2: type parameters of anonymous functions are unresolved - [`KT-73387`](https://youtrack.jetbrains.com/issue/KT-73387) Unexpected implicit type during enhancement - [`KT-72618`](https://youtrack.jetbrains.com/issue/KT-72618) Cannot define operator inc/dec in class context - [`KT-74546`](https://youtrack.jetbrains.com/issue/KT-74546) Serialize context parameters to metadata - [`KT-68768`](https://youtrack.jetbrains.com/issue/KT-68768) K2: unsuccessful inference fork with jspecify annotations - [`KT-75345`](https://youtrack.jetbrains.com/issue/KT-75345) Add a test for KT-42271 - [`KT-75012`](https://youtrack.jetbrains.com/issue/KT-75012) K2: Compiler crash on `dynamic == null` - [`KT-75195`](https://youtrack.jetbrains.com/issue/KT-75195) IllegalStateException: No value for annotation parameter when `@all` meta-target is used with annotation with constructor - [`KT-75163`](https://youtrack.jetbrains.com/issue/KT-75163) WRONG\_ANNOTATION\_TARGET\_WITH\_USE\_SITE\_TARGET for `@all` meta-target although there are applicable targets - [`KT-75198`](https://youtrack.jetbrains.com/issue/KT-75198) `@all` meta-target should be forbidden for delegated properties - [`KT-74958`](https://youtrack.jetbrains.com/issue/KT-74958) K2: UNEXPECTED\_TRAILING\_LAMBDA\_ON\_A\_NEW\_LINE isn't reported on accidental trailing closure - [`KT-74982`](https://youtrack.jetbrains.com/issue/KT-74982) Improve UNSUPPORTED message handling - [`KT-75111`](https://youtrack.jetbrains.com/issue/KT-75111) False negative "This declaration needs opt-in" for usage of enum entry with OptIn marker in another module - [`KT-74924`](https://youtrack.jetbrains.com/issue/KT-74924) Infinite recursion in substitution of captured type with recursive supertype - [`KT-75289`](https://youtrack.jetbrains.com/issue/KT-75289) NPE: getParent(...) must not be null - [`KT-75275`](https://youtrack.jetbrains.com/issue/KT-75275) Inline class member inherited from interface is not mangled in '-Xjvm-default=all-compatibility' - [`KT-74340`](https://youtrack.jetbrains.com/issue/KT-74340) FIR: folding binary expression chains for psi parser - [`KT-73831`](https://youtrack.jetbrains.com/issue/KT-73831) Do not choose `field` target in annotation classes - [`KT-73494`](https://youtrack.jetbrains.com/issue/KT-73494) Enable first-only-warn annotation defaulting mode - [`KT-75174`](https://youtrack.jetbrains.com/issue/KT-75174) K2: incorrect influence of return type nullability on required receiver type in KJK hierarchy with property - [`KT-74920`](https://youtrack.jetbrains.com/issue/KT-74920) Overriding T! with T & Any is not allowed to the extension property receiver type - [`KT-75150`](https://youtrack.jetbrains.com/issue/KT-75150) False ambiguous context parameter reported because context is not chosen via generic parameter - [`KT-74965`](https://youtrack.jetbrains.com/issue/KT-74965) CLI compiler doesn't report syntax errors for JS, Metadata backends if light-tree mode is disabled - [`KT-74303`](https://youtrack.jetbrains.com/issue/KT-74303) K2 IDE / Kotlin Debugger: AE “Trying to inline an anonymous object which is not part of the public ABI” on evaluating private inline function with object inside - [`KT-75177`](https://youtrack.jetbrains.com/issue/KT-75177) NoSuchMethodError on suspend default interface method fake override returning inline class in -Xjvm-default=all-compatibility - [`KT-74718`](https://youtrack.jetbrains.com/issue/KT-74718) K/N: Move TestProcessor phase to the top of the pipeline - [`KT-75015`](https://youtrack.jetbrains.com/issue/KT-75015) Context parameters: it is possible to declare anonymous function with modifiers but they don't have any effect - [`KT-75092`](https://youtrack.jetbrains.com/issue/KT-75092) K2: Missing errors for modifiers on anonymous function in statement position - [`KT-75009`](https://youtrack.jetbrains.com/issue/KT-75009) Context parameters: context is unresolved inside anonymous function if passed as an argument - [`KT-75017`](https://youtrack.jetbrains.com/issue/KT-75017) Context parameters: "IllegalStateException: Cannot find variable a: R|kotlin/String| in local storage " when context from another local function is called - [`KT-75154`](https://youtrack.jetbrains.com/issue/KT-75154) Context receiver deprecation warning should depend on langauge version, not on LATEST\_STABLE - [`KT-74979`](https://youtrack.jetbrains.com/issue/KT-74979) Context parameters: anonymous functions with a context aren't parsed in complex cases - [`KT-74673`](https://youtrack.jetbrains.com/issue/KT-74673) K2: ClassCastException when passing suspending functional interface with generic - [`KT-74469`](https://youtrack.jetbrains.com/issue/KT-74469) K2: False positive: "Argument type mismatch" during Java interop - [`KT-75105`](https://youtrack.jetbrains.com/issue/KT-75105) K2: False negative NAME\_IN\_CONSTRAINT\_IS\_NOT\_A\_TYPE\_PARAMETER for type constraint of anonymous function - [`KT-74929`](https://youtrack.jetbrains.com/issue/KT-74929) False positive TYPE\_PARAMETER\_OF\_PROPERTY\_NOT\_USED\_IN\_RECEIVER if it is used with T\&Any - [`KT-74227`](https://youtrack.jetbrains.com/issue/KT-74227) K2: "Cannot infer type for this parameter. Please specify it explicitly" caused by lambda in another lambda with a parameterized function type - [`KT-64558`](https://youtrack.jetbrains.com/issue/KT-64558) K2 compiler does not report UNNECESSARY\_SAFE\_CALL, UNNECESSARY\_NOT\_NULL\_ASSERTION, USELESS\_ELVIS, while K2 IDEA does - [`KT-74728`](https://youtrack.jetbrains.com/issue/KT-74728) K2: Java method overriding Kotlin method with receiver loses vararg modifier - [`KT-70789`](https://youtrack.jetbrains.com/issue/KT-70789) CLI error "mixing legacy and modern plugin arguments is prohibited" on using -Xcompiler-plugin unless default scripting plugin is disabled - [`KT-72829`](https://youtrack.jetbrains.com/issue/KT-72829) Forbid 'entries' name of enum entry, and deprioritize it in resolve - [`KT-75037`](https://youtrack.jetbrains.com/issue/KT-75037) K2: IrGeneratedDeclarationsRegistrar.registerFunctionAsMetadataVisible doesn't handle extension receivers and context parameters - [`KT-73149`](https://youtrack.jetbrains.com/issue/KT-73149) Annotations support for context parameters - [`KT-74798`](https://youtrack.jetbrains.com/issue/KT-74798) Report error on local contextual properties - [`KT-74092`](https://youtrack.jetbrains.com/issue/KT-74092) Context parameters: it is not possible to declare an anonymous function with a context - [`KT-52152`](https://youtrack.jetbrains.com/issue/KT-52152) K2: Investigate suspicious code at SAM conversions - [`KT-75016`](https://youtrack.jetbrains.com/issue/KT-75016) K2: BackendException when context var property is declared in interface - [`KT-74474`](https://youtrack.jetbrains.com/issue/KT-74474) K2: Report more precise diagnostic when last expression of non-unit lambda is a statement - [`KT-74478`](https://youtrack.jetbrains.com/issue/KT-74478) K2: False negative RETURN TYPE\_MISMATCH if the last statement of a lambda is indexed assignment - [`KT-73685`](https://youtrack.jetbrains.com/issue/KT-73685) K2 IDE / Kotlin Debugger: NSME “Method not found” on evaluating function with constant value in `@JvmName` - [`KT-74449`](https://youtrack.jetbrains.com/issue/KT-74449) Report RETURN\_TYPE\_MISMATCH instead of ARGUMENT\_TYPE\_MISMATCH for return expressions in lambdas - [`KT-74918`](https://youtrack.jetbrains.com/issue/KT-74918) FIR: account for K/Wasm diagnostics in generateNonSuppressibleErrorNamesFile - [`KT-74897`](https://youtrack.jetbrains.com/issue/KT-74897) K2: Report UNSUPPORTED\_FEATURE instead of TOPLEVEL\_TYPEALIASES\_ONLY for nested type aliases - [`KT-74963`](https://youtrack.jetbrains.com/issue/KT-74963) K2: Fir2Ir: Avoid a situation when startOffset > endOffset in generated IrBranch - [`KT-74697`](https://youtrack.jetbrains.com/issue/KT-74697) Overriding a method that's both deprecated and non-deprecated should not cause warnings - [`KT-74928`](https://youtrack.jetbrains.com/issue/KT-74928) K2: "IllegalStateException: Cannot find cached type parameter by FIR symbol" in KJK hierarchy with extension property - [`KT-74630`](https://youtrack.jetbrains.com/issue/KT-74630) K2: local class arguments in annotations on types and type parameters are not serialized - [`KT-74445`](https://youtrack.jetbrains.com/issue/KT-74445) Commonize Native Function/Property reference lowerings - [`KT-74670`](https://youtrack.jetbrains.com/issue/KT-74670) Warning message CONTEXT\_CLASS\_OR\_CONSTRUCTOR isn't reported for context receiver on the constructor - [`KT-74617`](https://youtrack.jetbrains.com/issue/KT-74617) Trivial SMAP optimization leads to missing debug info after inline - [`KT-74812`](https://youtrack.jetbrains.com/issue/KT-74812) compile-time failure on a callable reference with an input type inferred to an inaccessible generic type - [`KT-66195`](https://youtrack.jetbrains.com/issue/KT-66195) K2: Java method is not enhanced from overridden's context receivers - [`KT-74501`](https://youtrack.jetbrains.com/issue/KT-74501) Context parameters: ABSTRACT\_MEMBER\_NOT\_IMPLEMENTED if fun with context is implemented in Java in KJK hierarchy - [`KT-74385`](https://youtrack.jetbrains.com/issue/KT-74385) Missing diagnostic on repeated suspend modifier in function type - [`KT-74749`](https://youtrack.jetbrains.com/issue/KT-74749) Provide explanation IR before script compilation - [`KT-74751`](https://youtrack.jetbrains.com/issue/KT-74751) K2: IllegalStateException: Can't apply receivers of FirPropertyAccessExpressionImpl to IrTypeOperatorCallImpl - [`KT-74729`](https://youtrack.jetbrains.com/issue/KT-74729) NPE when suspend lambda has inline class parameter - [`KT-74336`](https://youtrack.jetbrains.com/issue/KT-74336) Not supported: class org.jetbrains.kotlin.fir.types.ConeIntersectionType - [`KT-74203`](https://youtrack.jetbrains.com/issue/KT-74203) K2: False negative NO\_ELSE\_IN\_WHEN of a generic type with star projection <\*> bounded by a sealed hierarchy - [`KT-48085`](https://youtrack.jetbrains.com/issue/KT-48085) Kotlin/Native: LLD removes live code with `--gc-sections` when producing DLL - [`KT-69164`](https://youtrack.jetbrains.com/issue/KT-69164) Native: use lld from bundled LLVM distribution when compiling on Windows for a MinGW target - [`KT-74081`](https://youtrack.jetbrains.com/issue/KT-74081) Context parameters: implicit call resolves to extension when there is a context - [`KT-74682`](https://youtrack.jetbrains.com/issue/KT-74682) Implement internal type exposure via parameter bounds deprecation postponement - [`KT-74556`](https://youtrack.jetbrains.com/issue/KT-74556) K2: "IAE: class KtDestructuringDeclaration is not a subtype of class KtNamedDeclaration for factory REDECLARATION" with two non-local destructuring declarations - [`KT-73146`](https://youtrack.jetbrains.com/issue/KT-73146) Context parameters CLI & diagnostics - [`KT-72104`](https://youtrack.jetbrains.com/issue/KT-72104) Consider enabling check for unbound symbols in JVM before lowerings - [`KT-74568`](https://youtrack.jetbrains.com/issue/KT-74568) Synthetic nested classes missing JVM attributes - [`KT-73703`](https://youtrack.jetbrains.com/issue/KT-73703) \[Native] Move KonanIrLinker to `serialization.native` module - [`KT-61175`](https://youtrack.jetbrains.com/issue/KT-61175) K2: FirReceiverParameter does not extend FirDeclaration - [`KT-73961`](https://youtrack.jetbrains.com/issue/KT-73961) 'lateinit is unnecessary' on transient properties should not be reported for serializable classes - [`KT-73858`](https://youtrack.jetbrains.com/issue/KT-73858) Compose / iOS: NullPointerException on building - [`KT-62953`](https://youtrack.jetbrains.com/issue/KT-62953) JVM IR: Use `SimpleNamedCompilerPhase` instead of `NamedCompilerPhase` - [`KT-72929`](https://youtrack.jetbrains.com/issue/KT-72929) Consider caching typealiased constructor symbols created by TypeAliasConstructorsSubstitutingScope - [`KT-74459`](https://youtrack.jetbrains.com/issue/KT-74459) K2: false positive MISSING\_DEPENDENCY\_CLASS for types inside default argument - [`KT-73705`](https://youtrack.jetbrains.com/issue/KT-73705) \[Native] Decouple native caches support from KonanIrLinker and KonanPartialModuleDeserializer - [`KT-74091`](https://youtrack.jetbrains.com/issue/KT-74091) K2: `@JvmOverloads`-produced overloads have generated line number table - [`KT-69754`](https://youtrack.jetbrains.com/issue/KT-69754) Drop -Xuse-k2 compiler flag - [`KT-73352`](https://youtrack.jetbrains.com/issue/KT-73352) K2: false negative ARRAY\_EQUALITY\_OPERATOR\_CAN\_BE\_REPLACED\_WITH\_EQUALS - [`KT-72962`](https://youtrack.jetbrains.com/issue/KT-72962) Consider enabling ConsiderForkPointsWhenCheckingContradictions LF earlier - [`KT-73027`](https://youtrack.jetbrains.com/issue/KT-73027) IllegalStateException: Annotation argument value cannot be null: since - [`KT-74242`](https://youtrack.jetbrains.com/issue/KT-74242) Freeze on `runCatching` call in `finally` block inside SAM conversion - [`KT-29222`](https://youtrack.jetbrains.com/issue/KT-29222) FIR: consider folding binary expression chains - [`KT-73760`](https://youtrack.jetbrains.com/issue/KT-73760) Cannot implement two Java interfaces with `@NotNull`-annotated type argument and Kotlin's plain (nullable) type parameter - [`KT-58933`](https://youtrack.jetbrains.com/issue/KT-58933) Applying suggested signature from WRONG\_NULLABILITY\_FOR\_JAVA\_OVERRIDE leads to red code - [`KT-70507`](https://youtrack.jetbrains.com/issue/KT-70507) Should parentheses prevent from plus/set operator desugaring? - [`KT-67520`](https://youtrack.jetbrains.com/issue/KT-67520) Change of behaviour of inline function with safe cast on value type - [`KT-67518`](https://youtrack.jetbrains.com/issue/KT-67518) Value classes leak their carrier type implementation details via inlining - [`KT-72305`](https://youtrack.jetbrains.com/issue/KT-72305) K2: Report error when using synthetic properties in case of mapped collections - [`KT-71226`](https://youtrack.jetbrains.com/issue/KT-71226) K2 Evaluator: Code fragment compilation with unresolved classes does not fail with exception - [`KT-70233`](https://youtrack.jetbrains.com/issue/KT-70233) Implement a deprecation error for FIELD-targeted annotations on annotation properties - [`KT-67517`](https://youtrack.jetbrains.com/issue/KT-67517) Value class upcast to Any leaks carrier type interfaces - [`KT-72814`](https://youtrack.jetbrains.com/issue/KT-72814) FIR: don't use function references in FirThisReference - [`KT-73153`](https://youtrack.jetbrains.com/issue/KT-73153) K2: Standalone diagnostics on type arguments are not reported - [`KT-73011`](https://youtrack.jetbrains.com/issue/KT-73011) K2: Allow overloads resolution for callable references based on expected type variable with constraints - [`KT-70139`](https://youtrack.jetbrains.com/issue/KT-70139) Remove dependencies of debugger on K1 and old JVM backend - [`KT-69223`](https://youtrack.jetbrains.com/issue/KT-69223) Drop parallel lowering mode in JVM backend - [`KT-7461`](https://youtrack.jetbrains.com/issue/KT-7461) Forbid using projection modifiers inside top-level Array in annotation's value parameter - [`KT-53804`](https://youtrack.jetbrains.com/issue/KT-53804) Restore old and incorrect logic of generating InnerClasses attributes for kotlin-stdlib - [`KT-52774`](https://youtrack.jetbrains.com/issue/KT-52774) Resolve unqualified enum constants based on expected type ##### Compose compiler ##### New features </details> --- ### Configuration 📅 **Schedule**: Branch creation - At any time (no schedule defined), Automerge - At any time (no schedule defined). 🚦 **Automerge**: Disabled by config. Please merge this manually once you are satisfied. ♻ **Rebasing**: Whenever PR is behind base branch, or you tick the rebase/retry checkbox. 👻 **Immortal**: This PR will be recreated if closed unmerged. Get [config help](https://github.com/renovatebot/renovate/discussions) if that's undesired. --- - [ ] If you want to rebase/retry this PR, check this box --- This PR has been generated by [Renovate Bot](https://github.com/renovatebot/renovate).

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