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KT-80082 K2. False positive "Cannot resolve method" for self-bounded generic with wildcard return type in Java interop
KT-80303 Move :native:analysis-api-klib-reader to :libraries:tools
Analysis API. Code Compilation
KT-70860 K2 IDE / Kotlin Debugger: CCE “java.lang.String cannot be cast to java.lang.Void” on evaluating not-null variable on the line with assigning null to that var
KT-78554 K2 IDE / Kotlin Debugger: ISE “No override for FUN IR_EXTERNAL_DECLARATION_STUB” on calling toString() for local class instance during evaluation
KT-73201 K2 IDE: Error while evaluating expressions with local classes
Analysis API. FIR
KT-81378 Expected expression 'FirFunctionCallImpl' to be resolved caused by suspend {}
KT-60490 Symbol Light Classes: Property accessors from a delegated interface don't present in the delegating class
KT-79689 SymbolLightClassForClassLike.toString() causes PSI tree loading
KT-80690 Private interface functions are not present in light classes
KT-80256 K2: Certain actions in JPA code causes infinite PIEAE: "Element class CompositeElement of type REFERENCE_EXPRESSION (class KtNameReferenceExpressionElementType)"
KT-79012 Add a high-level overview of light classes
Analysis API. Providers and Caches
Fixes
KT-81476 Analysis API: AlreadyDisposedException from low-memory cache cleanup
KT-80911 Analysis API: Execute session invalidation in a non-cancelable section
KT-81242 Analysis API: Add UUID/lifetime properties to LL FIR session structure logging
KT-80622 Analysis API: Visualise LL FIR session structure & weight
KT-78882 K2 AA: Calling containingSymbol on getProgressionLastElement causes exception
KT-58325 Analysis API: Combine LLKotlinStubBasedLibrarySymbolProviders in session dependencies (optimization)
KT-77825 Analysis API: CheckersComponent consumes a lot of memory while being unused in LL FIR sessions
KT-76526 Incorrect built-in module is provided for non-JVM sources in Standalone
KT-62549 Analysis API: Cache callables in combined Kotlin symbol providers
KT-70721 LL FIR: investigate possibility of moving LLFirFirClassByPsiClassProvider . getClassByPsiClass (PsiClass) to symbol providers
KT-72998 Analysis API: Introduce getClassLikeSymbolByPsi to LL FIR symbol providers
Analysis API. Standalone
KT-81108 AA: java.lang.ClassCastException: class org.jetbrains.kotlin.fir.FirBinaryDependenciesModuleData cannot be cast to class org.jetbrains.kotlin.analysis.low.level.api.fir.projectStructure.LLFirModuleData
KT-80573 Potential performance issue on class ID computation
KT-80559 Try to optimize KotlinStandaloneDeclarationProviderFactory startup for tests
KT-71706 Analysis API Standalone: StandaloneProjectFactory.createSearchScopeByLibraryRoots creates inefficient file-based search scopes
Analysis API. Stubs and Decompilation
Performance Improvements
KT-77097 Support ReplaceWith deprecation annotation argument via stubs
KT-79095 isOverride shouldn't trigger resolution if not compiler plugins present
Fixes
KT-80234 Incorrect value of isActual for the implicitly actual constructor of annotation class
KT-81132 Use KaSession instead of a particular KaSessionComponent for context parameter bridges
KT-81129 K2: KaSymbolInformationProvider#importableFqName: should return null for dynamic declarations
KT-81128 K2: KaSymbolInformationProvider#importableFqName: should return null for error destructuring declarations
KT-81127 K2: KaSymbolInformationProvider#importableFqName: should return null for anonymous functions
KT-81126 K2: KaSymbolInformationProvider#importableFqName: should return null for enum entry initializer constructors
KT-81125 K2: KaSymbolInformationProvider#importableFqName: should return null for property accessors
KT-81124 K2: KaSymbolInformationProvider#importableFqName: type alias constructor should have a reference to the type alias and not to the underlying class
KT-70127 Analysis API: 'KaFirReceiverParameterSymbol' does not implement 'KaFirSymbol'; leads to exception from importableFqName
KT-80837 Warn about extension function with a context shadowed by member
KT-80768 Warning on overloading by a superset of context parameters in class context
KT-80031 Check spotbugs's @CheckReturnValue in Kotlin's unused return value checker
KT-79380 Native: add performance measurement for the rest of backend phases
KT-79381 Native: add performance measurement of LLVM phases
KT-80222 Implement the prohibition of always-false is checks for definitely incompatible types
KT-79295 Parse and build raw FIR from new short and full forms of positional destructuring with square brackets
KT-74810 Support typealiased/mapped Java types in unused return value checker
KT-71244 Incorporate existing @CheckReturnValue annotation(s) into Kotlin's unused return value checker
KT-79922 Record 'MustUse/ExplicitlyIgnorable' state for overrides even in disabled RVC mode
KT-79920 Store 'Explicitly ignorable' state of function/property in the metadata
KT-79690 Implement a USELESS_ELVIS_LEFT_IS_NULL with elvis expression
KT-79296 Implement/adapt diagnostics for new destructuring
KT-79298 Report errors on new destructuring syntax in K1
Performance Improvements
KT-81617 Native: casts optimizations pass explodes on deep nested loops
KT-80554 Kotlin/Native: investigate performance hit from always-on llvm pass profiling
KT-81340 K/N: severe compilation time degradation after turning on casts optimization pass
KT-80370 Add NO_INLINE attribute to some of runtime functions
KT-80167 K/N: condense the nodes and edges in DevirtualizationAnalysis constraint graph
KT-79535 Revert incorrect SAM conversion enhancements brought to K2
Fixes
KT-79979 K2: ClassCastException when overriding extension property with delegation
KT-82590 ClassCastException when instantiating class with generics implemented by fun interface and lambda
KT-78881 K2: False positive "Assigned value is never read" in composable function
KT-79276 Dexing fails with "Cannot read field X because is null" with 2.2.0
KT-79547 "UnsupportedOperationException: Not supported" with inlining and value classes
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-80744 Kotlin failure on lambda with type parameter
KT-81618 "Number of arguments should not be less than number of parameters" on JVM on Kotlin 2.3.0-Beta1
KT-82869 Green-to-Red change in 2.3 after prioritizing non-suspend-function-type overloads
KT-79611 "IllegalStateException: couldn't find inline method": Exception during incremental compilation
KT-78895 Consider dropping isLocalInFunction and FirClassLikeDeclaration.isLocal
KT-79231 Inconsistent InnerClass entry flags for abstract inner enum
KT-20677 Improve diagnostic about implicit default constructor absence for expected annotation class
KT-81385 Missing error of nullable expression in class literal in case of reified type parameter
KT-81251 Smartcast doesn't work for an effectively private inline function
KT-81245 Automatic smart cast on properties with EBF is allowed on inlined property accessors
KT-81222 Custom getter is allowed on a property with redundant EBF
KT-80795 Wrong type cast is added for IMPLICIT_COERCION_TO_UNIT
KT-81141 Fix FirUnsupportedArrayLiteralChecker to forbid array literals inside non-annotation contexts
KT-81383 Return type of anonymous function used as run argument is incorrectly inferred to Nothing
KT-80577 "Return type mismatch" for self-referential types used as generic parameters
KT-75215 KDoc: references from @param tag are rendered as plain text
KT-79887 K2 Compiler Internal Error in 'FirFakeOverrideGenerator.checkStatusIsResolved' Method
KT-78125 false-negative shadowed contextual overload warning on local declarations
KT-81198 Move type and type parameter annotations from jvm_metadata.proto to metadata.proto
KT-81057 Wrong handling of boxing during redundant casts optimization
KT-81191 K2: "null cannot be cast to non-null type ConeTypeParameterLookupTag" with invalid code
KT-80285 IJ monorepo: broken compilation after 2.2.20-RC update
KT-81115 Allow converting lambda with explicit parameter when assigning to variable of an extension function type
KT-74588 Redundant checkNotNull intrinsics instructions for Java generic methods
KT-78390 Unmute FusStatisticsIT.testKotlinxPlugins() after AtomicFU updates kotlin-metadata-jvm
KT-79369 Forbid typealiasing for all compiler-required annotations
KT-69294 K2: Report CONSTRUCTOR_OR_SUPERTYPE_ON_TYPEALIAS_WITH_TYPE_PROJECTION_ERROR instead of EXPANDED_TYPE_CANNOT_BE_INHERITED after switching to LV 2.2
KT-80849 K2: ConstValueProviderImpl doesn't distinguish files with same name and package
KT-80602 Exhaustiveness checker improvements for 2.3
KT-80735 Support || return/throw shortcut in unsed return value checker
KT-79651 Report a warning about an unused return value only on the function name
KT-80719 False positive: "Redundant visibility modifier": when overriding protected methods as "public"
KT-80434 K2: DSL marker doesn't work with lambda fields
KT-80383 Getter without a body is allowed on a property with an explicit backing field
KT-80446 Explicit visibility modifiers are allowed on EBF
KT-80378 ClassCastException on callable reference to a property with EBF
KT-80377 Fir2Ir: "Cannot determine expected receiver type" for callable reference to a property with EBF outside of class
KT-80455 K2: StackOverflowError in when exhaustiveness checker on red code
KT-72862 [Native caches] Umbrella for failing codegen/box tests for corner cases in synthetic accessors
KT-20278 NO_TYPE_ARGUMENTS_ON_RHS: Confusing diagnostic for inner class of generic outer class
KT-80418 Property with EBF with functional type isn't resolved if its type is Any
KT-80469 Functional type from property is always used for explicit backing field
KT-80535 Missing INITIALIZER_TYPE_MISMATCH for EBF
KT-80445 Private visibility is possible for a property with EBF
KT-80164 Move name generation for unnamed context parameters to frontend
KT-80684 Line breaks are lost in multi-line diagnostic messages since 2.3.0
KT-78112 RETURN_VALUE_NOT_USED is reported for local function even if it isn't marked with annotation in CHECKER mode
KT-48311 Incorrect LINENUMBER after if with a suspend call
KT-80688 Bad SourceDebugExtension caused by enhanced coroutines debugging
KT-73851 Native: compilation fails with ClassCastException with genericSafeCasts=true
KT-77593 Add a warning when @IgnorableReturnValue is inconsistent between expect/actual functions
KT-79386 Confusing error message when named parameters are used for java method calls
KT-80600 K2: Private and final modifiers are allowed on setter of open delegated property
KT-77101 Invoke on callable reference is considered ignorable
KT-79923 Remove lookup of @IgnorableReturnValue annotation from FirReturnValueOverrideChecker
KT-80517 Synthetic kotlin.Any members in data classes are missing @MustUseReturnValue
KT-80194 VAR_TYPE_MISMATCH_ON_OVERRIDE: doesn't mention the inferred type
KT-80484 K2: ClassCastException due to fake source for implicit lambda parameter (RedundantNullableChecker)
KT-80592UninitializedPropertyAccessException when anayzing annotations on members of anonymous classes
KT-80399 Anonymous Kotlin class incorrectly warns about deprecated java override despite '@Deprecated' annotation
KT-79610 Adding CocoaPod to Kotlin/Native MPP triggers IR serialization failure and commonizer errors
KT-79951 Infinite loop in parsing incomplete full form destructuring
KT-79866 kotlinc 2.2.0 silently emits 'NonExistentClass' instead of reporting an error
KT-79777 Argument type mismatch on value of complex type with a captured raw type argument
KT-78664 False positive VARIABLE_NEVER_READ and ASSIGNED_VALUE_IS_NEVER_READ on function type variable with splited declaration and assignment
KT-79496 False positive "when must be exhaustive" in triangle interface/class hierarchy
KT-79774 KtDestructuringDeclaration.getLPar & getRPar are broken
KT-80391 K2: Only one context parameter is mentioned in the [NO_CONTEXT_ARGUMENT] diagnostic
KT-79785 ktypew:kotlin.collections.List already exists error using Swift Export
KT-78879 "Sealed types cannot be instantiated": Can't instantiate Java-defined sealed Class from Kotlin
KT-21598 Extension is shadowed by member should not be reported when member is deprecated with HIDDEN level
KT-79622 FUNCTION_EXPECTED: Misleading 'expression cannot be invoked as a function' when inaccessible with private lambda
KT-80255 [EXTENSION_FUNCTION_IN_EXTERNAL_DECLARATION] can be attached to the receiver type of a functional type
KT-79816 Java Interfaces implemented by delegation have non-null return checks
KT-80177 Improve message of RECEIVER_SHADOWED_BY_CONTEXT_PARAMETER in case of member extension
KT-79770 There is no RECEIVER_SHADOWED_BY_CONTEXT_PARAMETER if the usage of fun is from inside the class
KT-79430 False positive EXTENSION_SHADOWED_BY_MEMBER on overridden member extension
KT-62934 Incorrect line mapping inside inline lambda after non-local return
KT-79545 K2: no error on crossinline lambda usage in anonymous object base constructor call
KT-79643 HAS_NEXT_FUNCTION_AMBIGUITY and NEXT_AMBIGUITY diagnostics are always ignored in favor of HAS_NEXT_FUNCTION_NONE_APPLICABLE and NEXT_NONE_APPLICABLE
KT-79327 Modifier 'private' is not applicable to 'value parameter' is reported for context parameters
KT-77182 A function in a file annotated with @file:MustUseReturnValue doesn't produce a warning when it is used from compiled code
KT-78541 Jspecify: Unsound platform type despite @NullMarked for an override with a generic-subclass return type
KT-79672 'when expression must be exhaustive' even after using 'require()'
KT-71306 K2 IDE / Kotlin Debugger: “Cannot find local variable 'block' with type kotlin.jvm.functions.Function0” on evaluating lambda arg inside inline function
KT-76991 K2 IDE / Kotlin Debugger: ISE “Couldn't find declaration file for” on evaluating local fun when the scope has also inline fun from another file call
KT-79877 K2 IDE / Kotlin Debugger: failed evaluations of a code fragment capturing local data class
KT-77401 [FIR] ParameterNameTypeAttribute.name doesn't support @ParameterName with compile-time constant property argument
KT-79682 Fix partially uninitialized locals after coroutine spills insertion
KT-79562 NPE when passing non-lambda argument of nullable non-suspend function type into function that accepts nullable suspend function type
KT-79693 NotImplementedError: An operation is not implemented: Unknown file with KMP separate compilation
KT-79662 Unused return value checker doesn't work for com.google.errorprone.annotations.CheckReturnValue
KT-79781 Missing MISSING_DEPENDENCY_CLASS when using type alias with inaccessible RHS
KT-77772 Only report exposed type on qualifier if it's resolved to an object
KT-79765 K2. Do not report ignore return value for unresolved reference
KT-79017 False negative REDECLARATION on private nested class
KT-79519 Nested type alias is unreachable from another module
KT-72039 StackOverflowError on calling keySet on a Kotlin subclass of Java subclass of ConcurrentHashMap
KT-75843 K2: incorrect line numbers in an if-expression with a super-call
KT-77504 Add a warning when @IgnorableReturnValue is inconsistent on overrides
KT-81081 Generate Compose-specific proguard mappings when Compose compiler plugin is applied.
b/431025881 [Compose] Clean up runtime version checker
b/365922168 Add java.util.Locale to the list of known stable classes
b/407549020 Introduce a registry of known stable markers
b/417989445 Added a diagnostic to restrict usages of runCatching in @Composable functions
KT-80294 Fix crash with inline @Composable function reference
b/430140896 Fix IrSourcePrinter output for when branch check and typechecks
CMP-9167 iOS: Platform declaration clash: The following functions have the same IR signature
IDE. Gradle Integration
KT-46273 MPP: Don't fail import for case of missed platform in source set structure
KT-46417 [UNRESOLVED_REFERENCE] For project to project dependencies of native platform test source sets
KT-44845 After update to Kotlin 1.4.30 all external dependencies is unresolved in IDE with kotlin.mpp.enableGranularSourceSetsMetadata=true
KT-46142 K/N distribution is unavailable from IDE with multiplatform hierarchical project structure enabled
IR. Actualizer
KT-77337IrNoExpectSymbolsHandler finds expect class reference after enabling annotation traversal in IR
KT-80002 Investigate the need for map copying in IrCommonToPlatformDependencyExtractor.kt
KT-80131 KMP Separate Compilation: No override for FUN IR_EXTERNAL_DECLARATION_STUB name:
KT-80064 KMP Separate Compilation: ClassCastException: class org.jetbrains.kotlin.ir.symbols.impl.IrTypeAliasSymbolImpl cannot be cast to class org.jetbrains.kotlin.ir.symbols.IrClassSymbol
KT-80051 KMP Separate Compilation: Actualization of common dependencies failed on 'PROPERTY FAKE_OVERRIDE name:modCount visibility:protected modality:FINAL [fake_override,var]'
KT-79998 KMP Separate Compilation: java.lang.IllegalStateException: No override for FUN IR_EXTERNAL_DECLARATION_STUB name:
IR. Inlining
New Features
KT-70360 KLIBs: Uniformly handletypeOf() calls at 1st/2nd stages of compilation
Performance Improvements
KT-69497 Crossinline lambda is allocated on K/N & JS
Fixes
KT-78673 Make fakeOverrideLocalGenericBase not using red code
KT-78537 [Inliner] Incorrect KFunction.name of a reference to inlined local function
KT-74892 Investigate passing inline lambda as argument of another inline function
KT-81673 False warnings about ABI change in dependencies in library mode in 2.3.0-Beta1
KT-81713 [Inliner] Compilation of inline function with recursive call applied to TODO() fails with an internal error
KT-80653 [IR Inliner] Space: "Local declarations should've been popped out by this point"
KT-78392 CommonPrefix: Add a way of stopping execution when one of the phases is unsuccessful
KT-80927 [Native] Review intrinsics with PublishedApi
KT-72594 [JS][Native] Add IrInliningFacade to test runners
IR. Interpreter
KT-72356 K2 Native: IllegalStateException when annotation has the same source range as a constant in another file
KT-72881 K2: incorrect empty array as annotation argument when parameter has default value
IR. Tree
Fixes
KT-79371 Fix handling of broken SAM conversion in PL with enabled Rich References
KT-81952 "IllegalStateException: Callable reference with vararg should not appear at this stage" for callable references to functions with generic vararg parameters
KT-79739 Static synthetic accessors inside generic classes access its type parameters
KT-78100 Track and annotate internal annotations with @PublishedApi to enable annotation visibility validation
KT-80825 Drop IrSerializationSettings.reuseExistingSignaturesForSymbols setting
KT-79807 Broken IR tree invariants in IrReplSnippet after FIR2IR
KT-77819 [IR] Fine-tune IrValidator's run after Fir2IR and IR plugins
KT-70160 Remove IrDeclaration.parents after Anvil update
KT-80454 LocalDeclarationsLowering: Clean-up the dead code
KT-80819 Rework IrFileValidator to use Hashmap instead of ClassValue
KT-80516 Kotlin-like IR dump: Don't render tailrec as lateinit
KT-78856 Refactor LocalDeclarationsLowering to split it in smaller parts
KT-79439 KLIB stdlib symbols loading: Split the result of merging of IrBuiltins with BuiltinSymbolsBase hierarchy into two parts (for 1st & 2nd phases)
KT-79437 KLIB stdlib symbols loading: Drop loading functions from IrBuiltins and migrate usages to SymbolFinder functions and lazy filtering
KT-79569 Unexpected error during DFG phase in Native due to PL issue with SAM conversion represented by rich reference
KT-76601 IrValidatorConfig should have all checks disabled by default
KT-69662 Deduplicate function createTemporaryVariable
KT-79440 KLIB stdlib symbols loading: Drop BuiltinSymbolsBase from plugin API
KT-78960 [FO] Limit static fake overrides generation for static functions
KT-76813 IR validator: not all symbols/references are visited
JVM. Reflection
KT-79020 Suspend lambdas return type is shown as ??? in reflection
KT-81967 isSubtypeOf: ClassCastException: CapturedKType cannot be cast to class AbstractKType
KT-76521 Reflection: change KType representation to avoid dependency on K1
KT-81619 Reflection: Function supertype of a FunctionN class has flexible type in new implementation
KT-79867 CompilerConfiguration.configureSourceRoots puts obfuscated file paths instead of ones passed on classpath to CLIConfigurationKeys.CONTENT_ROOTS
KT-80348 Expose 'XXLanguage' compiler argument as a normal argument
KT-80428 KMP Separate Compilation: Handle friend dependencies
KT-74590 Deprecate -Xjvm-default in favor of -jvm-default
KT-80349 KMP Separate Compilation is enabled on non-KMP compilations
KT-79982 Fix description of -Xjspecify-annotations
KT-79403 Improve generator for deprecated CLI arguments
KT-75968 Set proper lifecycle for all existing compiler arguments
KT-79293 Create Language Features and compiler argument with parameter for new destructuring features
Tools. Commonizer
KT-49735 [Commonizer] :commonizeNativeDistribution fails for projects with two or more same native targets
KT-47523 MPP: Unable to resolve c-interop dependency if platform is included in an intermediate source set with the only target
KT-48118 Commonized c-interop lib is not attached to common main source set
KT-46248 MPP: Compile KotlinMetadata fails with Unresolved reference if only one native platform from shared source set is available
KT-75865 Provide an API for setting the file name for the file with top-level declarations generated by a plugin
Tools. Compiler Plugins
New Features
KT-81091 [DataFrame] Receivers from FirExpressionResolutionExtension are not resolved in CodeFragment
Fixes
KT-64339 Symbol Light Classes: No Arg compiler plugin generates synthethic constructor which is not seen from light classes
KT-80429 Power Assert with "Run test using: IntelliJ": NoClassDefFoundError (org.jetbrains.kotlin.kotlinx.collections.immutable.ExtensionsKt) during compilation
KT-79319 Lombok: NullPointerException on mvn compile when importing Java constants
KT-81348 Incorrect bytecode mentioning error class/package is generated by kotlinx-serialization when private serializer in another module is not accessible
KT-80944 FirUserTypeRefImpl cannot be cast to class FirResolvedTypeRef in maven project
KT-80815 NoArg compiler plugin: Promote NO_NOARG_CONSTRUCTOR_IN_SUPERCLASS diagnostic from warning to error
KT-80822 False positive NO_NOARG_CONSTRUCTOR_IN_SUPERCLASS reported for a class with explicit noargs constructor already present
KT-53122 Constructors generated with NoArg have no @Metadata and are invisible for the frontend
KT-74687 Kotlin Lombok: False positive when calling builder on Java record
KT-80419 Remove bundled jetbrains annotations from kotlin-dataframe-compiler-plugin
KT-79245 [AtomicFU] Drop K1/JS- and K1/Native-specific testrunners
KT-79197 DataFrame: Cannot find local variable 'this@df' with type Scope0
KT-73865 Incorrect type is generated for irPropertyReference during K/N transformation
Tools. Compiler plugins. Serialization
KT-70345 Promote COMPANION_OBJECT_IS_SERIALIZABLE_INSIDE_SERIALIZABLE_CLASS diagnostic to error
KT-79695 Serialization does not exclude field-less properties in 2.2.20-Beta2
KT-79246 [Serialization] Drop K1-specific testrunners
Tools. Gradle
New Features
KT-78199 Gradle: Migrate JVM compilation in KGP to the new BTA
KT-45161 Gradle: Support registering generated sources with the Kotlin model
KT-64107 Kotlin Gradle plugin allows native binaries to have both debuggable and optimized flags set to true
KT-74910 Bump destinationDir in CInteropProcess to hidden
KT-74911 Promote CInteropProcess.konanVersion to hidden
KT-74864 Enable exporting KDocs by default to ObjC
KT-72705 K/N: compile task cache can not be used due to 'artifactVersion' input property
Tools. Gradle. Swift Export
KT-81465 Swift Export package is build with wrong target
KT-81460 [KGP] Crash in SwiftExportRunner due to older stdlib
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-75864 Implement a conservative mechanism of the IC with compiler plugins generated top-level declarations
KT-55982 K2: Consider global lookups from plugins in incremental compilation
KT-79504 Implement an API to provide IC lookups from backend plugins
KT-75657 Fix difference in incremental compilation scenarios in BTA in-process vs daemon compilation mode
KT-79541 Refactor tracking of files relation in IC
KT-74628 Incremental compilation runner does not check compiler exit code before mapping sources to classes
