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chore(deps): bump kotlin from 2.3.10 to 2.3.20#20495

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david-allison merged 1 commit intodependency-updatesfrom
dependabot/gradle/dependency-updates/kotlin-2.3.20
Mar 16, 2026
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chore(deps): bump kotlin from 2.3.10 to 2.3.20#20495
david-allison merged 1 commit intodependency-updatesfrom
dependabot/gradle/dependency-updates/kotlin-2.3.20

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@dependabot dependabot bot commented on behalf of github Mar 16, 2026

Bumps kotlin from 2.3.10 to 2.3.20.
Updates org.jetbrains.kotlin:kotlin-stdlib from 2.3.10 to 2.3.20

Release notes

Sourced from org.jetbrains.kotlin:kotlin-stdlib's releases.

Kotlin 2.3.20

Changelog

Analysis API. FIR

New Features

  • KT-78090 Implement stubs support for new conditional returns and holdsIn contracts

Fixes

  • KT-82948 'FirRegularClass' expected as a containing declaration, got 'FirTypeAliasImpl'
  • KT-83467 Package-level JSpecify annotations are ignored when coming from jars or libraries
  • KT-82057 K2. Cannot infer type parameter 'R' in Ktor routing post() function with explicit response type
  • KT-82846 AA: unresolved KtExpression.expressionType for the reference to the parameter with default value
  • KT-80485 False positive UNRESOLVED_REFERENCE on nested interface from super-super class in the super type position inside an anonymous object
  • KT-82772 Flaky false positive deprecation warning on PersistentMap.put in Kotlin repo in IDE mode
  • KT-76487 StdLibSourcesLazyDeclarationResolveTestGenerated.testWrappedInt is unstable
  • KT-82618 Various tests are failing with NPE in kt-master after updating the compiler on 19.11.25
  • KT-82076 Error querying members of JavaClass created for SymbolLightClassForAnnotationClass during library analysis
  • KT-71596 Include Js/Wasi checkers in AbstractLLFirDiagnosticsCollector
  • KT-82085 No OUTER_CLASS_ARGUMENTS_REQUIRED on type parameter bound in IDE
  • KT-81873 Provide a way of including traces in phase JFR events
  • KT-71929 Consider leaving the non-post-compute version at EnhancementSymbolsCache.enhancedFunctions

Analysis API. Infrastructure

  • KT-83173 Analysis API Tests: Library names with RC versions aren't sanitised
  • KT-65140 LL FIR: Implement AbstractFirPsiJsDiagnosticTest for LL FIR
  • KT-82212 [Analysis API, LL FIR] Implement AbstractDiagnosticsFirWasmTest and AbstractDiagnosticsFirWasmWasiTest for LL FIR

Analysis API. Light Classes

  • KT-82227 Value classes should expose regular static methods

Analysis API. PSI

  • KT-81710 'KtTypeReference.getTypeText' does not account for 'suspend' modifier on suspend lambdas
  • KT-82258 Prepare PSI for migration from context receivers to context parameters
  • KT-81074 KDoc: List rendering is broken

Analysis API. Providers and Caches

  • KT-82449 K2 IDE Analysis Freezes During Gradle Sync (Recursive Module Dependency Computation in KotlinModuleDependentsProviderBase.computeTransitiveDependents)
  • KT-82629 'collectDiagnostics' returns stale syntax error after editor fix
  • KT-74907 Analysis API: Apply platform-based library module content restrictions consistently

Analysis API. Standalone

  • KT-81107 AA: KtSourceModuleBuilder.sourceRoots doesn't works with symbolic links

... (truncated)

Changelog

Sourced from org.jetbrains.kotlin:kotlin-stdlib's changelog.

2.3.20-RC3

Tools. Gradle. JS

  • KT-84772 Bundled yarn.lock for kotlinWasmToolingSetup does not include @swc/helpers@0.5.17

Tools. Gradle. Native

  • KT-84759 iosX64 should not be marked as deprecated in Kotlin Gradle DSL

2.3.20-RC2

Compiler

  • KT-84620 Incorrect optimization of property delegation
  • KT-81974 Do not eagerly initialize reflection for KProperty objects for delegated properties

JVM. Reflection

  • KT-84600 Performance regression around Kotlin properties JVM reflection during instantiation

Tools. Build Tools API

  • KT-84577 BTA: API 2.3.20 incompatible with compiler 2.3.10

Tools. Compiler plugins. Compose

  • KT-84218 [2.3.20-Beta1] "IllegalStateException: no implementation for FUN MISSING_DECLARATION" during bitcode lowering

Tools. Gradle

  • KT-84152 Memory Leak and OOM Errors in Kotlin Gradle Plugin 2.3.20-Beta2 with in-process execution mode

2.3.20-RC

Backend. Wasm

  • KT-82649 K/Wasm: Rewrite StringBuilder to use JsString
  • KT-83995 K/Wasm: 2.3.0 -> 2.3.20-Beta1 degradation in arrow tests
  • KT-83839 K/Wasm: CMP. Load time on Safari significantly increased with Kotlin = 2.3.20-Beta1

Compiler

  • KT-83372 compileDebugKotlinAndroid hangs in 2.3.0 with SQLDelight
  • KT-83849 False-positive NULLABILITY_MISMATCH_BASED_ON_JAVA_ANNOTATIONS for Optional.orElse(null) call
  • KT-84192 "Member overrides different '@Throws' filter from" caused by overriding in different module
  • KT-83697 Native: increased bitcode produced with enabled safe casts
  • KT-83984 Data races around kotlinx.serialization plugin protobuf extensions registration

... (truncated)

Commits
  • d57eb4a Add ChangeLog for 2.3.20-RC3
  • 41886bb [Gradle] Update KGP npm tooling dependency versions
  • 210a9bd [Native] Do not mark iosX64 target as deprecate in DSL
  • 7ed446e Add ChangeLog for 2.3.20-RC2
  • 520eade [K/JVM] Fix incorrect optimization of local delegation
  • 7ef8bcc Reflection: add LazyKProperty to fix recent performance regression
  • 9fa7cf2 [Gradle] Link NoActiveThreadsAfterCompilerInvocationIT with KT-84566
  • d410596 [Gradle] Shutdown coroutines dispatcher threads after compiler invocation
  • 348430b [BTA] Fix compatibility between API 2.3.20 and KC 2.3.10
  • 4058f3c [CMP] HiddenFromObjC remove outdated offset check
  • Additional commits viewable in compare view

Updates org.jetbrains.kotlin:kotlin-reflect from 2.3.10 to 2.3.20

Release notes

Sourced from org.jetbrains.kotlin:kotlin-reflect's releases.

Kotlin 2.3.20

Changelog

Analysis API. FIR

New Features

  • KT-78090 Implement stubs support for new conditional returns and holdsIn contracts

Fixes

  • KT-82948 'FirRegularClass' expected as a containing declaration, got 'FirTypeAliasImpl'
  • KT-83467 Package-level JSpecify annotations are ignored when coming from jars or libraries
  • KT-82057 K2. Cannot infer type parameter 'R' in Ktor routing post() function with explicit response type
  • KT-82846 AA: unresolved KtExpression.expressionType for the reference to the parameter with default value
  • KT-80485 False positive UNRESOLVED_REFERENCE on nested interface from super-super class in the super type position inside an anonymous object
  • KT-82772 Flaky false positive deprecation warning on PersistentMap.put in Kotlin repo in IDE mode
  • KT-76487 StdLibSourcesLazyDeclarationResolveTestGenerated.testWrappedInt is unstable
  • KT-82618 Various tests are failing with NPE in kt-master after updating the compiler on 19.11.25
  • KT-82076 Error querying members of JavaClass created for SymbolLightClassForAnnotationClass during library analysis
  • KT-71596 Include Js/Wasi checkers in AbstractLLFirDiagnosticsCollector
  • KT-82085 No OUTER_CLASS_ARGUMENTS_REQUIRED on type parameter bound in IDE
  • KT-81873 Provide a way of including traces in phase JFR events
  • KT-71929 Consider leaving the non-post-compute version at EnhancementSymbolsCache.enhancedFunctions

Analysis API. Infrastructure

  • KT-83173 Analysis API Tests: Library names with RC versions aren't sanitised
  • KT-65140 LL FIR: Implement AbstractFirPsiJsDiagnosticTest for LL FIR
  • KT-82212 [Analysis API, LL FIR] Implement AbstractDiagnosticsFirWasmTest and AbstractDiagnosticsFirWasmWasiTest for LL FIR

Analysis API. Light Classes

  • KT-82227 Value classes should expose regular static methods

Analysis API. PSI

  • KT-81710 'KtTypeReference.getTypeText' does not account for 'suspend' modifier on suspend lambdas
  • KT-82258 Prepare PSI for migration from context receivers to context parameters
  • KT-81074 KDoc: List rendering is broken

Analysis API. Providers and Caches

  • KT-82449 K2 IDE Analysis Freezes During Gradle Sync (Recursive Module Dependency Computation in KotlinModuleDependentsProviderBase.computeTransitiveDependents)
  • KT-82629 'collectDiagnostics' returns stale syntax error after editor fix
  • KT-74907 Analysis API: Apply platform-based library module content restrictions consistently

Analysis API. Standalone

  • KT-81107 AA: KtSourceModuleBuilder.sourceRoots doesn't works with symbolic links

... (truncated)

Changelog

Sourced from org.jetbrains.kotlin:kotlin-reflect's changelog.

2.3.20-RC3

Tools. Gradle. JS

  • KT-84772 Bundled yarn.lock for kotlinWasmToolingSetup does not include @swc/helpers@0.5.17

Tools. Gradle. Native

  • KT-84759 iosX64 should not be marked as deprecated in Kotlin Gradle DSL

2.3.20-RC2

Compiler

  • KT-84620 Incorrect optimization of property delegation
  • KT-81974 Do not eagerly initialize reflection for KProperty objects for delegated properties

JVM. Reflection

  • KT-84600 Performance regression around Kotlin properties JVM reflection during instantiation

Tools. Build Tools API

  • KT-84577 BTA: API 2.3.20 incompatible with compiler 2.3.10

Tools. Compiler plugins. Compose

  • KT-84218 [2.3.20-Beta1] "IllegalStateException: no implementation for FUN MISSING_DECLARATION" during bitcode lowering

Tools. Gradle

  • KT-84152 Memory Leak and OOM Errors in Kotlin Gradle Plugin 2.3.20-Beta2 with in-process execution mode

2.3.20-RC

Backend. Wasm

  • KT-82649 K/Wasm: Rewrite StringBuilder to use JsString
  • KT-83995 K/Wasm: 2.3.0 -> 2.3.20-Beta1 degradation in arrow tests
  • KT-83839 K/Wasm: CMP. Load time on Safari significantly increased with Kotlin = 2.3.20-Beta1

Compiler

  • KT-83372 compileDebugKotlinAndroid hangs in 2.3.0 with SQLDelight
  • KT-83849 False-positive NULLABILITY_MISMATCH_BASED_ON_JAVA_ANNOTATIONS for Optional.orElse(null) call
  • KT-84192 "Member overrides different '@Throws' filter from" caused by overriding in different module
  • KT-83697 Native: increased bitcode produced with enabled safe casts
  • KT-83984 Data races around kotlinx.serialization plugin protobuf extensions registration

... (truncated)

Commits
  • d57eb4a Add ChangeLog for 2.3.20-RC3
  • 41886bb [Gradle] Update KGP npm tooling dependency versions
  • 210a9bd [Native] Do not mark iosX64 target as deprecate in DSL
  • 7ed446e Add ChangeLog for 2.3.20-RC2
  • 520eade [K/JVM] Fix incorrect optimization of local delegation
  • 7ef8bcc Reflection: add LazyKProperty to fix recent performance regression
  • 9fa7cf2 [Gradle] Link NoActiveThreadsAfterCompilerInvocationIT with KT-84566
  • d410596 [Gradle] Shutdown coroutines dispatcher threads after compiler invocation
  • 348430b [BTA] Fix compatibility between API 2.3.20 and KC 2.3.10
  • 4058f3c [CMP] HiddenFromObjC remove outdated offset check
  • Additional commits viewable in compare view

Updates org.jetbrains.kotlin:kotlin-test from 2.3.10 to 2.3.20

Release notes

Sourced from org.jetbrains.kotlin:kotlin-test's releases.

Kotlin 2.3.20

Changelog

Analysis API. FIR

New Features

  • KT-78090 Implement stubs support for new conditional returns and holdsIn contracts

Fixes

  • KT-82948 'FirRegularClass' expected as a containing declaration, got 'FirTypeAliasImpl'
  • KT-83467 Package-level JSpecify annotations are ignored when coming from jars or libraries
  • KT-82057 K2. Cannot infer type parameter 'R' in Ktor routing post() function with explicit response type
  • KT-82846 AA: unresolved KtExpression.expressionType for the reference to the parameter with default value
  • KT-80485 False positive UNRESOLVED_REFERENCE on nested interface from super-super class in the super type position inside an anonymous object
  • KT-82772 Flaky false positive deprecation warning on PersistentMap.put in Kotlin repo in IDE mode
  • KT-76487 StdLibSourcesLazyDeclarationResolveTestGenerated.testWrappedInt is unstable
  • KT-82618 Various tests are failing with NPE in kt-master after updating the compiler on 19.11.25
  • KT-82076 Error querying members of JavaClass created for SymbolLightClassForAnnotationClass during library analysis
  • KT-71596 Include Js/Wasi checkers in AbstractLLFirDiagnosticsCollector
  • KT-82085 No OUTER_CLASS_ARGUMENTS_REQUIRED on type parameter bound in IDE
  • KT-81873 Provide a way of including traces in phase JFR events
  • KT-71929 Consider leaving the non-post-compute version at EnhancementSymbolsCache.enhancedFunctions

Analysis API. Infrastructure

  • KT-83173 Analysis API Tests: Library names with RC versions aren't sanitised
  • KT-65140 LL FIR: Implement AbstractFirPsiJsDiagnosticTest for LL FIR
  • KT-82212 [Analysis API, LL FIR] Implement AbstractDiagnosticsFirWasmTest and AbstractDiagnosticsFirWasmWasiTest for LL FIR

Analysis API. Light Classes

  • KT-82227 Value classes should expose regular static methods

Analysis API. PSI

  • KT-81710 'KtTypeReference.getTypeText' does not account for 'suspend' modifier on suspend lambdas
  • KT-82258 Prepare PSI for migration from context receivers to context parameters
  • KT-81074 KDoc: List rendering is broken

Analysis API. Providers and Caches

  • KT-82449 K2 IDE Analysis Freezes During Gradle Sync (Recursive Module Dependency Computation in KotlinModuleDependentsProviderBase.computeTransitiveDependents)
  • KT-82629 'collectDiagnostics' returns stale syntax error after editor fix
  • KT-74907 Analysis API: Apply platform-based library module content restrictions consistently

Analysis API. Standalone

  • KT-81107 AA: KtSourceModuleBuilder.sourceRoots doesn't works with symbolic links

... (truncated)

Changelog

Sourced from org.jetbrains.kotlin:kotlin-test's changelog.

2.3.20-RC3

Tools. Gradle. JS

  • KT-84772 Bundled yarn.lock for kotlinWasmToolingSetup does not include @swc/helpers@0.5.17

Tools. Gradle. Native

  • KT-84759 iosX64 should not be marked as deprecated in Kotlin Gradle DSL

2.3.20-RC2

Compiler

  • KT-84620 Incorrect optimization of property delegation
  • KT-81974 Do not eagerly initialize reflection for KProperty objects for delegated properties

JVM. Reflection

  • KT-84600 Performance regression around Kotlin properties JVM reflection during instantiation

Tools. Build Tools API

  • KT-84577 BTA: API 2.3.20 incompatible with compiler 2.3.10

Tools. Compiler plugins. Compose

  • KT-84218 [2.3.20-Beta1] "IllegalStateException: no implementation for FUN MISSING_DECLARATION" during bitcode lowering

Tools. Gradle

  • KT-84152 Memory Leak and OOM Errors in Kotlin Gradle Plugin 2.3.20-Beta2 with in-process execution mode

2.3.20-RC

Backend. Wasm

  • KT-82649 K/Wasm: Rewrite StringBuilder to use JsString
  • KT-83995 K/Wasm: 2.3.0 -> 2.3.20-Beta1 degradation in arrow tests
  • KT-83839 K/Wasm: CMP. Load time on Safari significantly increased with Kotlin = 2.3.20-Beta1

Compiler

  • KT-83372 compileDebugKotlinAndroid hangs in 2.3.0 with SQLDelight
  • KT-83849 False-positive NULLABILITY_MISMATCH_BASED_ON_JAVA_ANNOTATIONS for Optional.orElse(null) call
  • KT-84192 "Member overrides different '@Throws' filter from" caused by overriding in different module
  • KT-83697 Native: increased bitcode produced with enabled safe casts
  • KT-83984 Data races around kotlinx.serialization plugin protobuf extensions registration

... (truncated)

Commits
  • d57eb4a Add ChangeLog for 2.3.20-RC3
  • 41886bb [Gradle] Update KGP npm tooling dependency versions
  • 210a9bd [Native] Do not mark iosX64 target as deprecate in DSL
  • 7ed446e Add ChangeLog for 2.3.20-RC2
  • 520eade [K/JVM] Fix incorrect optimization of local delegation
  • 7ef8bcc Reflection: add LazyKProperty to fix recent performance regression
  • 9fa7cf2 [Gradle] Link NoActiveThreadsAfterCompilerInvocationIT with KT-84566
  • d410596 [Gradle] Shutdown coroutines dispatcher threads after compiler invocation
  • 348430b [BTA] Fix compatibility between API 2.3.20 and KC 2.3.10
  • 4058f3c [CMP] HiddenFromObjC remove outdated offset check
  • Additional commits viewable in compare view

Updates org.jetbrains.kotlin:kotlin-test-junit from 2.3.10 to 2.3.20

Release notes

Sourced from org.jetbrains.kotlin:kotlin-test-junit's releases.

Kotlin 2.3.20

Changelog

Analysis API. FIR

New Features

  • KT-78090 Implement stubs support for new conditional returns and holdsIn contracts

Fixes

  • KT-82948 'FirRegularClass' expected as a containing declaration, got 'FirTypeAliasImpl'
  • KT-83467 Package-level JSpecify annotations are ignored when coming from jars or libraries
  • KT-82057 K2. Cannot infer type parameter 'R' in Ktor routing post() function with explicit response type
  • KT-82846 AA: unresolved KtExpression.expressionType for the reference to the parameter with default value
  • KT-80485 False positive UNRESOLVED_REFERENCE on nested interface from super-super class in the super type position inside an anonymous object
  • KT-82772 Flaky false positive deprecation warning on PersistentMap.put in Kotlin repo in IDE mode
  • KT-76487 StdLibSourcesLazyDeclarationResolveTestGenerated.testWrappedInt is unstable
  • KT-82618 Various tests are failing with NPE in kt-master after updating the compiler on 19.11.25
  • KT-82076 Error querying members of JavaClass created for SymbolLightClassForAnnotationClass during library analysis
  • KT-71596 Include Js/Wasi checkers in AbstractLLFirDiagnosticsCollector
  • KT-82085 No OUTER_CLASS_ARGUMENTS_REQUIRED on type parameter bound in IDE
  • KT-81873 Provide a way of including traces in phase JFR events
  • KT-71929 Consider leaving the non-post-compute version at EnhancementSymbolsCache.enhancedFunctions

Analysis API. Infrastructure

  • KT-83173 Analysis API Tests: Library names with RC versions aren't sanitised
  • KT-65140 LL FIR: Implement AbstractFirPsiJsDiagnosticTest for LL FIR
  • KT-82212 [Analysis API, LL FIR] Implement AbstractDiagnosticsFirWasmTest and AbstractDiagnosticsFirWasmWasiTest for LL FIR

Analysis API. Light Classes

  • KT-82227 Value classes should expose regular static methods

Analysis API. PSI

  • KT-81710 'KtTypeReference.getTypeText' does not account for 'suspend' modifier on suspend lambdas
  • KT-82258 Prepare PSI for migration from context receivers to context parameters
  • KT-81074 KDoc: List rendering is broken

Analysis API. Providers and Caches

  • KT-82449 K2 IDE Analysis Freezes During Gradle Sync (Recursive Module Dependency Computation in KotlinModuleDependentsProviderBase.computeTransitiveDependents)
  • KT-82629 'collectDiagnostics' returns stale syntax error after editor fix
  • KT-74907 Analysis API: Apply platform-based library module content restrictions consistently

Analysis API. Standalone

  • KT-81107 AA: KtSourceModuleBuilder.sourceRoots doesn't works with symbolic links

... (truncated)

Changelog

Sourced from org.jetbrains.kotlin:kotlin-test-junit's changelog.

2.3.20-RC3

Tools. Gradle. JS

  • KT-84772 Bundled yarn.lock for kotlinWasmToolingSetup does not include @swc/helpers@0.5.17

Tools. Gradle. Native

  • KT-84759 iosX64 should not be marked as deprecated in Kotlin Gradle DSL

2.3.20-RC2

Compiler

  • KT-84620 Incorrect optimization of property delegation
  • KT-81974 Do not eagerly initialize reflection for KProperty objects for delegated properties

JVM. Reflection

  • KT-84600 Performance regression around Kotlin properties JVM reflection during instantiation

Tools. Build Tools API

  • KT-84577 BTA: API 2.3.20 incompatible with compiler 2.3.10

Tools. Compiler plugins. Compose

  • KT-84218 [2.3.20-Beta1] "IllegalStateException: no implementation for FUN MISSING_DECLARATION" during bitcode lowering

Tools. Gradle

  • KT-84152 Memory Leak and OOM Errors in Kotlin Gradle Plugin 2.3.20-Beta2 with in-process execution mode

2.3.20-RC

Backend. Wasm

  • KT-82649 K/Wasm: Rewrite StringBuilder to use JsString
  • KT-83995 K/Wasm: 2.3.0 -> 2.3.20-Beta1 degradation in arrow tests
  • KT-83839 K/Wasm: CMP. Load time on Safari significantly increased with Kotlin = 2.3.20-Beta1

Compiler

  • KT-83372 compileDebugKotlinAndroid hangs in 2.3.0 with SQLDelight
  • KT-83849 False-positive NULLABILITY_MISMATCH_BASED_ON_JAVA_ANNOTATIONS for Optional.orElse(null) call
  • KT-84192 "Member overrides different '@Throws' filter from" caused by overriding in different module
  • KT-83697 Native: increased bitcode produced with enabled safe casts
  • KT-83984 Data races around kotlinx.serialization plugin protobuf extensions registration

... (truncated)

Commits
  • d57eb4a Add ChangeLog for 2.3.20-RC3
  • 41886bb [Gradle] Update KGP npm tooling dependency versions
  • 210a9bd [Native] Do not mark iosX64 target as deprecate in DSL
  • 7ed446e Add ChangeLog for 2.3.20-RC2
  • 520eade [K/JVM] Fix incorrect optimization of local delegation
  • 7ef8bcc Reflection: add LazyKProperty to fix recent performance regression
  • 9fa7cf2 [Gradle] Link NoActiveThreadsAfterCompilerInvocationIT with KT-84566
  • d410596 [Gradle] Shutdown coroutines dispatcher threads after compiler invocation
  • 348430b [BTA] Fix compatibility between API 2.3.20 and KC 2.3.10
  • 4058f3c [CMP] HiddenFromObjC remove outdated offset check
  • Additional commits viewable in compare view

Updates org.jetbrains.kotlin:kotlin-test-junit5 from 2.3.10 to 2.3.20

Release notes

Sourced from org.jetbrains.kotlin:kotlin-test-junit5's releases.

Kotlin 2.3.20

Changelog

Analysis API. FIR

New Features

  • KT-78090 Implement stubs support for new conditional returns and holdsIn contracts

Fixes

  • KT-82948 'FirRegularClass' expected as a containing declaration, got 'FirTypeAliasImpl'
  • KT-83467 Package-level JSpecify annotations are ignored when coming from jars or libraries
  • KT-82057 K2. Cannot infer type parameter 'R' in Ktor routing post() function with explicit response type
  • KT-82846 AA: unresolved KtExpression.expressionType for the reference to the parameter with default value
  • KT-80485 False positive UNRESOLVED_REFERENCE on nested interface from super-super class in the super type position inside an anonymous object
  • KT-82772 Flaky false positive deprecation warning on PersistentMap.put in Kotlin repo in IDE mode
  • KT-76487 StdLibSourcesLazyDeclarationResolveTestGenerated.testWrappedInt is unstable
  • KT-82618 Various tests are failing with NPE in kt-master after updating the compiler on 19.11.25
  • KT-82076 Error querying members of JavaClass created for SymbolLightClassForAnnotationClass during library analysis
  • KT-71596 Include Js/Wasi checkers in AbstractLLFirDiagnosticsCollector
  • KT-82085 No OUTER_CLASS_ARGUMENTS_REQUIRED on type parameter bound in IDE
  • KT-81873 Provide a way of including traces in phase JFR events
  • KT-71929 Consider leaving the non-post-compute version at EnhancementSymbolsCache.enhancedFunctions

Analysis API. Infrastructure

  • KT-83173 Analysis API Tests: Library names with RC versions aren't sanitised
  • KT-65140 LL FIR: Implement AbstractFirPsiJsDiagnosticTest for LL FIR
  • KT-82212 [Analysis API, LL FIR] Implement AbstractDiagnosticsFirWasmTest and AbstractDiagnosticsFirWasmWasiTest for LL FIR

Analysis API. Light Classes

  • KT-82227 Value classes should expose regular static methods

Analysis API. PSI

  • KT-81710 'KtTypeReference.getTypeText' does not account for 'suspend' modifier on suspend lambdas
  • KT-82258 Prepare PSI for migration from context receivers to context parameters
  • KT-81074 KDoc: List rendering is broken

Analysis API. Providers and Caches

  • KT-82449 K2 IDE Analysis Freezes During Gradle Sync (Recursive Module Dependency Computation in KotlinModuleDependentsProviderBase.computeTransitiveDependents)
  • KT-82629 'collectDiagnostics' returns stale syntax error after editor fix
  • KT-74907 Analysis API: Apply platform-based library module content restrictions consistently

Analysis API. Standalone

  • KT-81107 AA: KtSourceModuleBuilder.sourceRoots doesn't works with symbolic links

... (truncated)

Changelog

Sourced from org.jetbrains.kotlin:kotlin-test-junit5's changelog.

2.3.20-RC3

Tools. Gradle. JS

  • KT-84772 Bundled yarn.lock for kotlinWasmToolingSetup does not include @swc/helpers@0.5.17

Tools. Gradle. Native

  • KT-84759 iosX64 should not be marked as deprecated in Kotlin Gradle DSL

2.3.20-RC2

Compiler

  • KT-84620 Incorrect optimization of property delegation
  • KT-81974 Do not eagerly initialize reflection for KProperty objects for delegated properties

JVM. Reflection

  • KT-84600 Performance regression around Kotlin properties JVM reflection during instantiation

Tools. Build Tools API

  • KT-84577 BTA: API 2.3.20 incompatible with compiler 2.3.10

Tools. Compiler plugins. Compose

  • KT-84218 [2.3.20-Beta1] "IllegalStateException: no implementation for FUN MISSING_DECLARATION" during bitcode lowering

Tools. Gradle

  • KT-84152 Memory Leak and OOM Errors in Kotlin Gradle Plugin 2.3.20-Beta2 with in-process execution mode

2.3.20-RC

Backend. Wasm

  • KT-82649 K/Wasm: Rewrite StringBuilder to use JsString
  • KT-83995 K/Wasm: 2.3.0 -> 2.3.20-Beta1 degradation in arrow tests
  • KT-83839 K/Wasm: CMP. Load time on Safari significantly increased with Kotlin = 2.3.20-Beta1

Compiler

  • KT-83372 compileDebugKotlinAndroid hangs in 2.3.0 with SQLDelight
  • KT-83849 False-positive NULLABILITY_MISMATCH_BASED_ON_JAVA_ANNOTATIONS for Optional.orElse(null) call
  • KT-84192 "Member overrides different '@Throws' filter from" caused by overriding in different module
  • KT-83697 Native: increased bitcode produced with enabled safe casts
  • KT-83984 Data races around kotlinx.serialization plugin protobuf extensions registration

... (truncated)

Commits
  • d57eb4a Add ChangeLog for 2.3.20-RC3
  • 41886bb [Gradle] Update KGP npm tooling dependency versions
  • 210a9bd [Native] Do not mark iosX64 target as deprecate in DSL
  • 7ed446e Add ChangeLog for 2.3.20-RC2
  • 520eade [K/JVM] Fix incorrect optimization of local delegation
  • 7ef8bcc Reflection: add LazyKProperty to fix recent performance regression
  • 9fa7cf2 [Gradle] Link NoActiveThreadsAfterCompilerInvocationIT with KT-84566
  • d410596 [Gradle] Shutdown coroutines dispatcher threads after compiler invocation
  • 348430b [BTA] Fix compatibility between API 2.3.20 and KC 2.3.10
  • 4058f3c [CMP] HiddenFromObjC remove outdated offset check
  • Additional commits viewable in compare view

Updates org.jetbrains.kotlin.android from 2.3.10 to 2.3.20

Release notes

Sourced from org.jetbrains.kotlin.android's releases.

Kotlin 2.3.20

Changelog

Analysis API. FIR

New Features

  • KT-78090 Implement stubs support for new conditional returns and holdsIn contracts

Fixes

  • KT-82948 'FirRegularClass' expected as a containing declaration, got 'FirTypeAliasImpl'
  • KT-83467 Package-level JSpecify annotations are ignored when coming from jars or libraries
  • KT-82057 K2. Cannot infer type parameter 'R' in Ktor routing post() function with explicit response type
  • KT-82846 AA: unresolved KtExpression.expressionType for the reference to the parameter with default value
  • KT-80485 False positive UNRESOLVED_REFERENCE on nested interface from super-super class in the super type position inside an anonymous object
  • KT-82772 Flaky false positive deprecation warning on PersistentMap.put in Kotlin repo in IDE mode
  • KT-76487 StdLibSourcesLazyDeclarationResolveTestGenerated.testWrappedInt is unstable
  • KT-82618 Various tests are failing with NPE in kt-master after updating the compiler on 19.11.25
  • KT-82076 Error querying members of JavaClass created for SymbolLightClassForAnnotationClass during library analysis
  • KT-71596 Include Js/Wasi checkers in AbstractLLFirDiagnosticsCollector
  • KT-82085 No OUTER_CLASS_ARGUMENTS_REQUIRED on type parameter bound in IDE
  • KT-81873 Provide a way of including traces in phase JFR events
  • KT-71929 Consider leaving the non-post-compute version at EnhancementSymbolsCache.enhancedFunctions

Analysis API. Infrastructure

  • KT-83173 Analysis API Tests: Library names with RC versions aren't sanitised
  • KT-65140 LL FIR: Implement AbstractFirPsiJsDiagnosticTest for LL FIR
  • KT-82212 [Analysis API, LL FIR] Implement AbstractDiagnosticsFirWasmTest and AbstractDiagnosticsFirWasmWasiTest for LL FIR

Analysis API. Light Classes

  • KT-82227 Value classes should expose regular static methods

Analysis API. PSI

  • KT-81710 'KtTypeReference.getTypeText' does not account for 'suspend' modifier on suspend lambdas
  • KT-82258 Prepare PSI for migration from context receivers to context parameters
  • KT-81074 KDoc: List rendering is broken

Analysis API. Providers and Caches

  • KT-82449 K2 IDE Analysis Freezes During Gradle Sync (Recursive Module Dependency Computation in KotlinModuleDependentsProviderBase.computeTransitiveDependents)
  • KT-82629 'collectDiagnostics' returns stale syntax error after editor fix
  • KT-74907 Analysis API: Apply platform-based library module content restrictions consistently

Analysis API. Standalone

  • KT-81107 AA: KtSourceModuleBuilder.sourceRoots doesn't works with symbolic links

... (truncated)

Changelog

Sourced from org.jetbrains.kotlin.android's changelog.

2.3.20-RC3

Tools. Gradle. JS

  • KT-84772 Bundled yarn.lock for kotlinWasmToolingSetup does not include @swc/helpers@0.5.17

Tools. Gradle. Native

  • KT-84759 iosX64 should not be marked as deprecated in Kotlin Gradle DSL

2.3.20-RC2

Compiler

  • KT-84620 Incorrect optimization of property delegation
  • KT-81974 Do not eagerly initialize reflection for KProperty objects for delegated properties

JVM. Reflection

  • KT-84600 Performance regression around Kotlin properties JVM reflection during instantiation

Tools. Build Tools API

  • KT-84577 BTA: API 2.3.20 incompatible with compiler 2.3.10

Tools. Compiler plugins. Compose

  • KT-84218 [2.3.20-Beta1] "IllegalStateException: no implementation for FUN MISSING_DECLARATION" during bitcode lowering

Tools. Gradle

  • KT-84152 Memory Leak and OOM Errors in Kotlin Gradle Plugin 2.3.20-Beta2 with in-process execution mode

2.3.20-RC

Backend. Wasm

  • KT-82649 K/Wasm: Rewrite StringBuilder to use JsString
  • KT-83995 K/Wasm: 2.3.0 -> 2.3.20-Beta1 degradation in arrow tests
  • KT-83839 K/Wasm: CMP. Load time on Safari significantly increased with Kotlin = 2.3.20-Beta1

Compiler

  • KT-83372 compileDebugKotlinAndroid hangs in 2.3.0 with SQLDelight
  • KT-83849 False-positive NULLABILITY_MISMATCH_BASED_ON_JAVA_ANNOTATIONS for Optional.orElse(null) call
  • KT-84192 "Member overrides different '@Throws' filter from" caused by overriding in different module
  • KT-83697 Native: increased bitcode produced with enabled safe casts
  • KT-83984 Data races around kotlinx.serialization plugin protobuf extensions registration

... (truncated)

Commits
  • d57eb4a Add ChangeLog for 2.3.20-RC3
  • 41886bb [Gradle] Update KGP npm tooling dependency versions
  • 210a9bd [Native] Do not mark iosX64 target as deprecate in DSL
  • 7ed446e Add ChangeLog for 2.3.20-RC2
  • 520eade [K/JVM] Fix incorrect optimization of local delegation
  • 7ef8bcc Reflection: add LazyKProperty to fix recent performance regression
  • 9fa7cf2 [Gradle] Link NoActiveThreadsAfterCompilerInvocationIT with KT-84566
  • d410596 [Gradle] Shutdown coroutines dispatcher threads after compiler invocation
  • 348430b [BTA] Fix compatibility between API 2.3.20 and KC 2.3.10
  • 4058f3c [CMP] HiddenFromObjC remove outdated offset check
  • Additional commits viewable in compare view

Updates org.jetbrains.kotlin.plugin.parcelize from 2.3.10 to 2.3.20

Release notes

Sourced from org.jetbrains.kotlin.plugin.parcelize's releases.

Kotlin 2.3.20

Changelog

Analysis API. FIR

New Features

  • KT-78090 Implement stubs support for new conditional returns and holdsIn contracts

Fixes

  • KT-82948 'FirRegularClass' expected as a containing declaration, got 'FirTypeAliasImpl'
  • KT-83467 Package-level JSpecify annotations are ignored when coming from jars or libraries
  • KT-82057 K2. Cannot infer type parameter 'R' in Ktor routing post() function with explicit response type
  • KT-82846 AA: unresolved KtExpression.expressionType for the reference to the parameter with default value
  • KT-80485 False positive UNRESOLVED_REFERENCE on nested interface from super-super class in the super type position inside an anonymous object
  • KT-82772 Flaky false positive deprecation warning on PersistentMap.put in Kotlin repo in IDE mode
  • KT-76487 StdLibSourcesLazyDeclarationResolveTestGenerated.testWrappedInt is unstable
  • KT-82618 Various tests are failing with NPE in kt-master after updating the compiler on 19.11.25
  • KT-82076 Error querying members of JavaClass created for SymbolLightClassForAnnotationClass during library analysis
  • KT-71596 Include Js/Wasi checkers in AbstractLLFirDiagnosticsCollector
  • KT-82085 No OUTER_CLASS_ARGUMENTS_REQUIRED on type parameter bound in IDE
  • KT-81873 Provide a way of including traces in phase JFR events
  • KT-71929 Consider leaving the non-post-compute version at EnhancementSymbolsCache.en...

    Description has been truncated

@dependabot
chore(deps): bump kotlin from 2.3.10 to 2.3.20
fafd617 
Bumps `kotlin` from 2.3.10 to 2.3.20.

Updates `org.jetbrains.kotlin:kotlin-stdlib` from 2.3.10 to 2.3.20
- [Release notes](https://github.com/JetBrains/kotlin/releases)
- [Changelog](https://github.com/JetBrains/kotlin/blob/v2.3.20/ChangeLog.md)
- [Commits](JetBrains/kotlin@v2.3.10...v2.3.20)

Updates `org.jetbrains.kotlin:kotlin-reflect` from 2.3.10 to 2.3.20
- [Release notes](https://github.com/JetBrains/kotlin/releases)
- [Changelog](https://github.com/JetBrains/kotlin/blob/v2.3.20/ChangeLog.md)
- [Commits](JetBrains/kotlin@v2.3.10...v2.3.20)

Updates `org.jetbrains.kotlin:kotlin-test` from 2.3.10 to 2.3.20
- [Release notes](https://github.com/JetBrains/kotlin/releases)
- [Changelog](https://github.com/JetBrains/kotlin/blob/v2.3.20/ChangeLog.md)
- [Commits](JetBrains/kotlin@v2.3.10...v2.3.20)

Updates `org.jetbrains.kotlin:kotlin-test-junit` from 2.3.10 to 2.3.20
- [Release notes](https://github.com/JetBrains/kotlin/releases)
- [Changelog](https://github.com/JetBrains/kotlin/blob/v2.3.20/ChangeLog.md)
- [Commits](JetBrains/kotlin@v2.3.10...v2.3.20)

Updates `org.jetbrains.kotlin:kotlin-test-junit5` from 2.3.10 to 2.3.20
- [Release notes](https://github.com/JetBrains/kotlin/releases)
- [Changelog](https://github.com/JetBrains/kotlin/blob/v2.3.20/ChangeLog.md)
- [Commits](JetBrains/kotlin@v2.3.10...v2.3.20)

Updates `org.jetbrains.kotlin.android` from 2.3.10 to 2.3.20
- [Release notes](https://github.com/JetBrains/kotlin/releases)
- [Changelog](https://github.com/JetBrains/kotlin/blob/v2.3.20/ChangeLog.md)
- [Commits](JetBrains/kotlin@v2.3.10...v2.3.20)

Updates `org.jetbrains.kotlin.plugin.parcelize` from 2.3.10 to 2.3.20
- [Release notes](https://github.com/JetBrains/kotlin/releases)
- [Changelog](https://github.com/JetBrains/kotlin/blob/v2.3.20/ChangeLog.md)
- [Commits](JetBrains/kotlin@v2.3.10...v2.3.20)

Updates `org.jetbrains.kotlin.jvm` from 2.3.10 to 2.3.20
- [Release notes](https://github.com/JetBrains/kotlin/releases)
- [Changelog](https://github.com/JetBrains/kotlin/blob/v2.3.20/ChangeLog.md)
- [Commits](JetBrains/kotlin@v2.3.10...v2.3.20)

Updates `org.jetbrains.kotlin.plugin.serialization` from 2.3.10 to 2.3.20
- [Release notes](https://github.com/JetBrains/kotlin/releases)
- [Changelog](https://github.com/JetBrains/kotlin/blob/v2.3.20/ChangeLog.md)
- [Commits](JetBrains/kotlin@v2.3.10...v2.3.20)

---
updated-dependencies:
- dependency-name: org.jetbrains.kotlin:kotlin-stdlib
  dependency-version: 2.3.20
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: org.jetbrains.kotlin:kotlin-reflect
  dependency-version: 2.3.20
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: org.jetbrains.kotlin:kotlin-test
  dependency-version: 2.3.20
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: org.jetbrains.kotlin:kotlin-test-junit
  dependency-version: 2.3.20
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: org.jetbrains.kotlin:kotlin-test-junit5
  dependency-version: 2.3.20
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: org.jetbrains.kotlin.android
  dependency-version: 2.3.20
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: org.jetbrains.kotlin.plugin.parcelize
  dependency-version: 2.3.20
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: org.jetbrains.kotlin.jvm
  dependency-version: 2.3.20
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: org.jetbrains.kotlin.plugin.serialization
  dependency-version: 2.3.20
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>
@dependabot dependabot bot added the dependencies used for automated dependency PRs label Mar 16, 2026
david-allison
david-allison approved these changes Mar 16, 2026
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https://kotlinlang.org/docs/whatsnew2320.html#kotlin-wasm

  • Name-based destructuring (experiential)
  • Better overload resolution for context parameters

@david-allison david-allison merged commit 2b43ca4 into dependency-updates Mar 16, 2026
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@dependabot dependabot bot deleted the dependabot/gradle/dependency-updates/kotlin-2.3.20 branch March 16, 2026 11:38
@github-actions github-actions bot added this to the 2.24 release milestone Mar 16, 2026
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