Kotlin

Changelog

Analysis API

Fixes

• KT-68198 Analysis API: Support application service registration in plugin XMLs
• KT-57733 Analysis API: Use optimized ModuleWithDependenciesScopes in combined symbol providers
• KT-73156 AA: type retrieval for erroneous typealias crashes
• KT-71907 K2 debugger evaluator failed when cannot resolve unrelated annotation
• KT-69128 K2 IDE: "Unresolved reference in KDoc" reports existing Java class in reference to its own nested class
• KT-71613 KaFirPsiJavaTypeParameterSymbol cannot be cast to KaFirTypeParameterSymbol
• KT-71741

Changelog

Compiler

• 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-75965 The iOS app did not run successfully in Release mode

Native

• KT-75807 CMP caching fails for iOS with Kotlin 2.1.20-RC2

Changelog

Compiler

• KT-75649 K2: NPE on assigning platform type value to non-nullable lateinit var
• KT-75483 Native: redundant unboxing generated with smart cast
• KT-75526 Regression in K2 scripting: local name doesn't shadow one from the implicit receiver
• KT-75444 Contradictions in the constraint system are ignored in case of multiple constraints from forking points
• KT-75111 False negative "This declaration needs opt-in" for usage of enum entry with OptIn marker in another module
• KT-74764 Nati

Changelog

Compiler

• 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-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-74203 K2: False negative NO_ELSE_IN_WHEN of a generic

Changelog

Analysis API

• KT-73156 AA: type retrieval for erroneous typealias crashes
• KT-68198 Analysis API: Support application service registration in plugin XMLs
• KT-69630 KAPT User project builds with KAPT4 enabled fail with Metaspace overflow

Analysis API. FIR

Performance Improvements

• KT-74012 Redundant FirAbstractBodyResolveTransformerDispatcher.<init> CPU consumption
• KT-73900 ContextCollectorVisitor#computeContext may spend significant time on <

Changelog

Compiler

• KT-73858 Compose / iOS: NullPointerException on building
• KT-73454 K2: Fix type parameters mapping for typealiases with inner RHS
• KT-73043 K2 Compiler does not allow references to inner constructors with typealiases
• KT-74040 Compilation of inner class usage does not check the visibility of parent class during compilation in different rounds
• KT-73339 K2: "VerifyError: Bad type on operand stack" because of missing implicit cast on generic field receiver with star projection
• KT-72585 K2: Compilation failure when upgrading to Kotlin 2.0.20+: Cannot replace top-level type with star projectio

Changelog

Compiler

• KT-73858 Compose / iOS: NullPointerException on building
• KT-74040 Compilation of inner class usage does not check the visibility of parent class during compilation in different rounds

Compose compiler

• b/381407900 Avoid adding Compose annotations on synthetic classes
• CMP-5680 Compose compiler: unexpected stability warnings for classes compiled with 2.0.10

Changelog

Compiler

• KT-73454 K2: Fix type parameters mapping for typealiases with inner RHS
• KT-73043 K2 Compiler does not allow references to inner constructors with typealiases
• KT-73339 K2: "VerifyError: Bad type on operand stack" because of missing implicit cast on generic field receiver with star projection
• KT-72585 K2: Compilation failure when upgrading to Kotlin 2.0.20+: Cannot replace top-level type with star projection: S
• KT-73399 compile-time JVM codegen failure on a KProperty argument of a KSuspendFunction parameter

Changelog

Analysis API

• KT-71907 K2 debugger evaluator failed when cannot resolve unrelated annotation
• KT-57733 Analysis API: Use optimized ModuleWithDependenciesScopes in combined symbol providers
• KT-69128 K2 IDE: "Unresolved reference in KDoc" reports existing Java class in reference to its own nested class
• KT-71613 KaFirPsiJavaTypeParameterSymbol cannot be cast to KaFirTypeParameterSymbol
• KT-71741 K2 IDE. Classifier was found in KtFile but was not found in FirFile in libraries/tools/kotlin-gradle-plugin-

Changelog

Analysis API

New Features

• KT-68603 KotlinDirectInheritorsProvider: add an option to ignore non-kotlin results

Performance Improvements

• KT-70757 Performance problem in KaFirVisibilityChecker for KaFirPsiJavaClassSymbol

Fixes

• KT-70437 Class reference is not resolvable
• KT-57733 Analysis API: Use optimized ModuleWithDependenciesScopes in combined symbol providers
• KT-72389 K2: False positive "Redundant 'protected' modifier" for protected property inside protected constructor from private or internal class
• KT-6

Changelog

Compiler

• KT-72345 K2: Method 'get' without @Override annotation not called
• KT-73065 CCE with context receivers
• KT-72996 false-positive unresolved reference error on an overloaded callable reference in a lambda return position on the left-hand size of an elvis operator

Compose compiler

• CMP-6926 iOS compilation failure: Unresolved reference 'copy'

IR. Inlining

• KT-72884 Internal error in body lowering: IllegalStateException: Can't inline g