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build(deps): bump kotlin from 2.2.21 to 2.3.21#2605

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build(deps): bump kotlin from 2.2.21 to 2.3.21#2605
dependabot[bot] wants to merge 1 commit intomainfrom
dependabot/gradle/kotlin-2.3.21

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@dependabot dependabot Bot commented on behalf of github Apr 23, 2026

Bumps kotlin from 2.2.21 to 2.3.21.
Updates org.jetbrains.kotlin:kotlin-stdlib-common from 2.2.21 to 2.3.21

Release notes

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

Kotlin 2.3.21-RC2

Changelog

Compiler

  • KT-85626 @JvmRecord in commonMain breaks compileCommonMainKotlinMetadata with "Cannot access 'java.lang.Record'"

Native. C and ObjC Import

  • KT-85508 K/N: TypeCastException when using nw_parameters_create_secure_tcp block parameter on 2.3.20

Tools. Scripts

  • KT-85105 Scripts: JVM backend internal error (IR lowering) when scratch file contains anonymous object
  • KT-85103 Exception while generating code when explain destructuring decls

Tools. Statistics (FUS)

  • KT-85628 KGP: composite build FUS metrics fail on access of 'configurationTimeMetrics'

Kotlin 2.3.21-RC

Changelog

Backend. Wasm

  • KT-84610 [Wasm] Failed to compile klibs in IC mode

Compiler

  • KT-84678 K/N: Undefined symbol from SPM-added ObjC frameworks when linking iOS target
  • KT-84566 Prevent launching Default dispatcher threads from IJ SDK in kotlin compiler
  • KT-85021 False positive SUBCLASS_CANT_CALL_COMPANION_PROTECTED_NON_STATIC error in multi-module project

JavaScript

  • KT-82395 Support top-level declarations from compiler plugins in JS incremental compilation
  • KT-84633 Kotlin/JS: "Serializer for class not found" error when IR output granularity is whole-program
  • KT-85047 Kotlin/JS: @JsStatic on suspend fun of class companion generates incorrect d.ts
  • KT-84517 K/JS: bad mappings data in outputted Kotlin stdlib source map

Libraries

  • KT-71848 Kotlinx.metadata: Add CompilerPluginData into Km API

Tools. Gradle

  • KT-84729 Update Gradle plugin-publish version to enable configuration cache badge on Gradle plugins portal

Tools. Gradle. Compiler plugins

  • KT-85257 AGP/Compose: MergeMappingFileTask clears R8 artifacts due to @OutputDirectory annotation on AGP 9.1+

Tools. Scripts

  • KT-84842 scriptCompilationClasspathFromContext behavior changed from 2.3.10 to 2.3.20
  • KT-85029 Kotlin Scripting: ScriptDiagnostic reports "at null" instead of error location

Kotlin 2.3.20

Changelog

Analysis API. FIR

New Features

... (truncated)

Changelog

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

2.3.21

Backend. Wasm

  • KT-84610 [Wasm] Failed to compile klibs in IC mode

Compiler

  • KT-84566 Prevent launching Default dispatcher threads from IJ SDK in kotlin compiler
  • KT-85358 Native: roll back the workaround for KT-84678 once MapLibre has been properly fixed
  • KT-85626 @JvmRecord in commonMain breaks compileCommonMainKotlinMetadata with "Cannot access 'java.lang.Record'"
  • KT-85405 Postpone/Revert DontIgnoreUpperBoundViolatedOnImplicitArguments
  • KT-84678 K/N: Undefined symbol from SPM-added ObjC frameworks when linking iOS target
  • KT-85021 False positive SUBCLASS_CANT_CALL_COMPANION_PROTECTED_NON_STATIC error in multi-module project

JavaScript

  • KT-82395 Support top-level declarations from compiler plugins in JS incremental compilation
  • KT-84475 K/JS: false-positive exportability warnings in multi-module project
  • KT-84633 Kotlin/JS: "Serializer for class not found" error when IR output granularity is whole-program
  • KT-85047 Kotlin/JS: @JsStatic on suspend fun of class companion generates incorrect d.ts
  • KT-84517 K/JS: bad mappings data in outputted Kotlin stdlib source map

Libraries

  • KT-71848 Kotlinx.metadata: Add CompilerPluginData into Km API

Native. C and ObjC Import

  • KT-85399 Kotlin/Native: TypeCastException when casting ObjC Protocol MetaClass with genericSafeCasts enabled
  • KT-85508 K/N: TypeCastException when using nw_parameters_create_secure_tcp block parameter on 2.3.20

Tools. Gradle

  • KT-84729 Update Gradle plugin-publish version to enable configuration cache badge on Gradle plugins portal

Tools. Gradle. Compiler plugins

  • KT-85257 AGP/Compose: MergeMappingFileTask clears R8 artifacts due to @OutputDirectory annotation on AGP 9.1+

Tools. Scripts

  • KT-85105 Scripts: JVM backend internal error (IR lowering) when scratch file contains anonymous object
  • KT-85103 Exception while generating code when explain destructuring decls
  • KT-84842 scriptCompilationClasspathFromContext behavior changed from 2.3.10 to 2.3.20
  • KT-85029 Kotlin Scripting: ScriptDiagnostic reports "at null" instead of error location

Tools. Statistics (FUS)

  • KT-85628 KGP: composite build FUS metrics fail on access of 'configurationTimeMetrics'

... (truncated)

Commits

Updates org.jetbrains.kotlin:kotlin-stdlib-jdk8 from 2.2.21 to 2.3.21

Release notes

Sourced from org.jetbrains.kotlin:kotlin-stdlib-jdk8's releases.

Kotlin 2.3.21-RC2

Changelog

Compiler

  • KT-85626 @JvmRecord in commonMain breaks compileCommonMainKotlinMetadata with "Cannot access 'java.lang.Record'"

Native. C and ObjC Import

  • KT-85508 K/N: TypeCastException when using nw_parameters_create_secure_tcp block parameter on 2.3.20

Tools. Scripts

  • KT-85105 Scripts: JVM backend internal error (IR lowering) when scratch file contains anonymous object
  • KT-85103 Exception while generating code when explain destructuring decls

Tools. Statistics (FUS)

  • KT-85628 KGP: composite build FUS metrics fail on access of 'configurationTimeMetrics'

Kotlin 2.3.21-RC

Changelog

Backend. Wasm

  • KT-84610 [Wasm] Failed to compile klibs in IC mode

Compiler

  • KT-84678 K/N: Undefined symbol from SPM-added ObjC frameworks when linking iOS target
  • KT-84566 Prevent launching Default dispatcher threads from IJ SDK in kotlin compiler
  • KT-85021 False positive SUBCLASS_CANT_CALL_COMPANION_PROTECTED_NON_STATIC error in multi-module project

JavaScript

  • KT-82395 Support top-level declarations from compiler plugins in JS incremental compilation
  • KT-84633 Kotlin/JS: "Serializer for class not found" error when IR output granularity is whole-program
  • KT-85047 Kotlin/JS: @JsStatic on suspend fun of class companion generates incorrect d.ts
  • KT-84517 K/JS: bad mappings data in outputted Kotlin stdlib source map

Libraries

  • KT-71848 Kotlinx.metadata: Add CompilerPluginData into Km API

Tools. Gradle

  • KT-84729 Update Gradle plugin-publish version to enable configuration cache badge on Gradle plugins portal

Tools. Gradle. Compiler plugins

  • KT-85257 AGP/Compose: MergeMappingFileTask clears R8 artifacts due to @OutputDirectory annotation on AGP 9.1+

Tools. Scripts

  • KT-84842 scriptCompilationClasspathFromContext behavior changed from 2.3.10 to 2.3.20
  • KT-85029 Kotlin Scripting: ScriptDiagnostic reports "at null" instead of error location

Kotlin 2.3.20

Changelog

Analysis API. FIR

New Features

... (truncated)

Changelog

Sourced from org.jetbrains.kotlin:kotlin-stdlib-jdk8's changelog.

2.3.21

Backend. Wasm

  • KT-84610 [Wasm] Failed to compile klibs in IC mode

Compiler

  • KT-84566 Prevent launching Default dispatcher threads from IJ SDK in kotlin compiler
  • KT-85358 Native: roll back the workaround for KT-84678 once MapLibre has been properly fixed
  • KT-85626 @JvmRecord in commonMain breaks compileCommonMainKotlinMetadata with "Cannot access 'java.lang.Record'"
  • KT-85405 Postpone/Revert DontIgnoreUpperBoundViolatedOnImplicitArguments
  • KT-84678 K/N: Undefined symbol from SPM-added ObjC frameworks when linking iOS target
  • KT-85021 False positive SUBCLASS_CANT_CALL_COMPANION_PROTECTED_NON_STATIC error in multi-module project

JavaScript

  • KT-82395 Support top-level declarations from compiler plugins in JS incremental compilation
  • KT-84475 K/JS: false-positive exportability warnings in multi-module project
  • KT-84633 Kotlin/JS: "Serializer for class not found" error when IR output granularity is whole-program
  • KT-85047 Kotlin/JS: @JsStatic on suspend fun of class companion generates incorrect d.ts
  • KT-84517 K/JS: bad mappings data in outputted Kotlin stdlib source map

Libraries

  • KT-71848 Kotlinx.metadata: Add CompilerPluginData into Km API

Native. C and ObjC Import

  • KT-85399 Kotlin/Native: TypeCastException when casting ObjC Protocol MetaClass with genericSafeCasts enabled
  • KT-85508 K/N: TypeCastException when using nw_parameters_create_secure_tcp block parameter on 2.3.20

Tools. Gradle

  • KT-84729 Update Gradle plugin-publish version to enable configuration cache badge on Gradle plugins portal

Tools. Gradle. Compiler plugins

  • KT-85257 AGP/Compose: MergeMappingFileTask clears R8 artifacts due to @OutputDirectory annotation on AGP 9.1+

Tools. Scripts

  • KT-85105 Scripts: JVM backend internal error (IR lowering) when scratch file contains anonymous object
  • KT-85103 Exception while generating code when explain destructuring decls
  • KT-84842 scriptCompilationClasspathFromContext behavior changed from 2.3.10 to 2.3.20
  • KT-85029 Kotlin Scripting: ScriptDiagnostic reports "at null" instead of error location

Tools. Statistics (FUS)

  • KT-85628 KGP: composite build FUS metrics fail on access of 'configurationTimeMetrics'

... (truncated)

Commits

Updates org.jetbrains.kotlin:kotlin-reflect from 2.2.21 to 2.3.21

Release notes

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

Kotlin 2.3.21-RC2

Changelog

Compiler

  • KT-85626 @JvmRecord in commonMain breaks compileCommonMainKotlinMetadata with "Cannot access 'java.lang.Record'"

Native. C and ObjC Import

  • KT-85508 K/N: TypeCastException when using nw_parameters_create_secure_tcp block parameter on 2.3.20

Tools. Scripts

  • KT-85105 Scripts: JVM backend internal error (IR lowering) when scratch file contains anonymous object
  • KT-85103 Exception while generating code when explain destructuring decls

Tools. Statistics (FUS)

  • KT-85628 KGP: composite build FUS metrics fail on access of 'configurationTimeMetrics'

Kotlin 2.3.21-RC

Changelog

Backend. Wasm

  • KT-84610 [Wasm] Failed to compile klibs in IC mode

Compiler

  • KT-84678 K/N: Undefined symbol from SPM-added ObjC frameworks when linking iOS target
  • KT-84566 Prevent launching Default dispatcher threads from IJ SDK in kotlin compiler
  • KT-85021 False positive SUBCLASS_CANT_CALL_COMPANION_PROTECTED_NON_STATIC error in multi-module project

JavaScript

  • KT-82395 Support top-level declarations from compiler plugins in JS incremental compilation
  • KT-84633 Kotlin/JS: "Serializer for class not found" error when IR output granularity is whole-program
  • KT-85047 Kotlin/JS: @JsStatic on suspend fun of class companion generates incorrect d.ts
  • KT-84517 K/JS: bad mappings data in outputted Kotlin stdlib source map

Libraries

  • KT-71848 Kotlinx.metadata: Add CompilerPluginData into Km API

Tools. Gradle

  • KT-84729 Update Gradle plugin-publish version to enable configuration cache badge on Gradle plugins portal

Tools. Gradle. Compiler plugins

  • KT-85257 AGP/Compose: MergeMappingFileTask clears R8 artifacts due to @OutputDirectory annotation on AGP 9.1+

Tools. Scripts

  • KT-84842 scriptCompilationClasspathFromContext behavior changed from 2.3.10 to 2.3.20
  • KT-85029 Kotlin Scripting: ScriptDiagnostic reports "at null" instead of error location

Kotlin 2.3.20

Changelog

Analysis API. FIR

New Features

... (truncated)

Changelog

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

2.3.21

Backend. Wasm

  • KT-84610 [Wasm] Failed to compile klibs in IC mode

Compiler

  • KT-84566 Prevent launching Default dispatcher threads from IJ SDK in kotlin compiler
  • KT-85358 Native: roll back the workaround for KT-84678 once MapLibre has been properly fixed
  • KT-85626 @JvmRecord in commonMain breaks compileCommonMainKotlinMetadata with "Cannot access 'java.lang.Record'"
  • KT-85405 Postpone/Revert DontIgnoreUpperBoundViolatedOnImplicitArguments
  • KT-84678 K/N: Undefined symbol from SPM-added ObjC frameworks when linking iOS target
  • KT-85021 False positive SUBCLASS_CANT_CALL_COMPANION_PROTECTED_NON_STATIC error in multi-module project

JavaScript

  • KT-82395 Support top-level declarations from compiler plugins in JS incremental compilation
  • KT-84475 K/JS: false-positive exportability warnings in multi-module project
  • KT-84633 Kotlin/JS: "Serializer for class not found" error when IR output granularity is whole-program
  • KT-85047 Kotlin/JS: @JsStatic on suspend fun of class companion generates incorrect d.ts
  • KT-84517 K/JS: bad mappings data in outputted Kotlin stdlib source map

Libraries

  • KT-71848 Kotlinx.metadata: Add CompilerPluginData into Km API

Native. C and ObjC Import

  • KT-85399 Kotlin/Native: TypeCastException when casting ObjC Protocol MetaClass with genericSafeCasts enabled
  • KT-85508 K/N: TypeCastException when using nw_parameters_create_secure_tcp block parameter on 2.3.20

Tools. Gradle

  • KT-84729 Update Gradle plugin-publish version to enable configuration cache badge on Gradle plugins portal

Tools. Gradle. Compiler plugins

  • KT-85257 AGP/Compose: MergeMappingFileTask clears R8 artifacts due to @OutputDirectory annotation on AGP 9.1+

Tools. Scripts

  • KT-85105 Scripts: JVM backend internal error (IR lowering) when scratch file contains anonymous object
  • KT-85103 Exception while generating code when explain destructuring decls
  • KT-84842 scriptCompilationClasspathFromContext behavior changed from 2.3.10 to 2.3.20
  • KT-85029 Kotlin Scripting: ScriptDiagnostic reports "at null" instead of error location

Tools. Statistics (FUS)

  • KT-85628 KGP: composite build FUS metrics fail on access of 'configurationTimeMetrics'

... (truncated)

Commits

Updates org.jetbrains.kotlin:kotlin-gradle-plugin from 2.2.21 to 2.3.21

Release notes

Sourced from org.jetbrains.kotlin:kotlin-gradle-plugin's releases.

Kotlin 2.3.21-RC2

Changelog

Compiler

  • KT-85626 @JvmRecord in commonMain breaks compileCommonMainKotlinMetadata with "Cannot access 'java.lang.Record'"

Native. C and ObjC Import

  • KT-85508 K/N: TypeCastException when using nw_parameters_create_secure_tcp block parameter on 2.3.20

Tools. Scripts

  • KT-85105 Scripts: JVM backend internal error (IR lowering) when scratch file contains anonymous object
  • KT-85103 Exception while generating code when explain destructuring decls

Tools. Statistics (FUS)

  • KT-85628 KGP: composite build FUS metrics fail on access of 'configurationTimeMetrics'

Kotlin 2.3.21-RC

Changelog

Backend. Wasm

  • KT-84610 [Wasm] Failed to compile klibs in IC mode

Compiler

  • KT-84678 K/N: Undefined symbol from SPM-added ObjC frameworks when linking iOS target
  • KT-84566 Prevent launching Default dispatcher threads from IJ SDK in kotlin compiler
  • KT-85021 False positive SUBCLASS_CANT_CALL_COMPANION_PROTECTED_NON_STATIC error in multi-module project

JavaScript

  • KT-82395 Support top-level declarations from compiler plugins in JS incremental compilation
  • KT-84633 Kotlin/JS: "Serializer for class not found" error when IR output granularity is whole-program
  • KT-85047 Kotlin/JS: @JsStatic on suspend fun of class companion generates incorrect d.ts
  • KT-84517 K/JS: bad mappings data in outputted Kotlin stdlib source map

Libraries

  • KT-71848 Kotlinx.metadata: Add CompilerPluginData into Km API

Tools. Gradle

  • KT-84729 Update Gradle plugin-publish version to enable configuration cache badge on Gradle plugins portal

Tools. Gradle. Compiler plugins

  • KT-85257 AGP/Compose: MergeMappingFileTask clears R8 artifacts due to @OutputDirectory annotation on AGP 9.1+

Tools. Scripts

  • KT-84842 scriptCompilationClasspathFromContext behavior changed from 2.3.10 to 2.3.20
  • KT-85029 Kotlin Scripting: ScriptDiagnostic reports "at null" instead of error location

Kotlin 2.3.20

Changelog

Analysis API. FIR

New Features

... (truncated)

Changelog

Sourced from org.jetbrains.kotlin:kotlin-gradle-plugin's changelog.

2.3.21

Backend. Wasm

  • KT-84610 [Wasm] Failed to compile klibs in IC mode

Compiler

  • KT-84566 Prevent launching Default dispatcher threads from IJ SDK in kotlin compiler
  • KT-85358 Native: roll back the workaround for KT-84678 once MapLibre has been properly fixed
  • KT-85626 @JvmRecord in commonMain breaks compileCommonMainKotlinMetadata with "Cannot access 'java.lang.Record'"
  • KT-85405 Postpone/Revert DontIgnoreUpperBoundViolatedOnImplicitArguments
  • KT-84678 K/N: Undefined symbol from SPM-added ObjC frameworks when linking iOS target
  • KT-85021 False positive SUBCLASS_CANT_CALL_COMPANION_PROTECTED_NON_STATIC error in multi-module project

JavaScript

  • KT-82395 Support top-level declarations from compiler plugins in JS incremental compilation
  • KT-84475 K/JS: false-positive exportability warnings in multi-module project
  • KT-84633 Kotlin/JS: "Serializer for class not found" error when IR output granularity is whole-program
  • KT-85047 Kotlin/JS: @JsStatic on suspend fun of class companion generates incorrect d.ts
  • KT-84517 K/JS: bad mappings data in outputted Kotlin stdlib source map

Libraries

  • KT-71848 Kotlinx.metadata: Add CompilerPluginData into Km API

Native. C and ObjC Import

  • KT-85399 Kotlin/Native: TypeCastException when casting ObjC Protocol MetaClass with genericSafeCasts enabled
  • KT-85508 K/N: TypeCastException when using nw_parameters_create_secure_tcp block parameter on 2.3.20

Tools. Gradle

  • KT-84729 Update Gradle plugin-publish version to enable configuration cache badge on Gradle plugins portal

Tools. Gradle. Compiler plugins

  • KT-85257 AGP/Compose: MergeMappingFileTask clears R8 artifacts due to @OutputDirectory annotation on AGP 9.1+

Tools. Scripts

  • KT-85105 Scripts: JVM backend internal error (IR lowering) when scratch file contains anonymous object
  • KT-85103 Exception while generating code when explain destructuring decls
  • KT-84842 scriptCompilationClasspathFromContext behavior changed from 2.3.10 to 2.3.20
  • KT-85029 Kotlin Scripting: ScriptDiagnostic reports "at null" instead of error location

Tools. Statistics (FUS)

  • KT-85628 KGP: composite build FUS metrics fail on access of 'configurationTimeMetrics'

... (truncated)

Commits

Updates org.jetbrains.kotlin.multiplatform from 2.2.21 to 2.3.21

Release notes

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

Kotlin 2.3.21-RC2

Changelog

Compiler

  • KT-85626 @JvmRecord in commonMain breaks compileCommonMainKotlinMetadata with "Cannot access 'java.lang.Record'"

Native. C and ObjC Import

  • KT-85508 K/N: TypeCastException when using nw_parameters_create_secure_tcp block parameter on 2.3.20

Tools. Scripts

  • KT-85105 Scripts: JVM backend internal error (IR lowering) when scratch file contains anonymous object
  • KT-85103 Exception while generating code when explain destructuring decls

Tools. Statistics (FUS)

  • KT-85628 KGP: composite build FUS metrics fail on access of 'configurationTimeMetrics'

Kotlin 2.3.21-RC

Changelog

Backend. Wasm

  • KT-84610 [Wasm] Failed to compile klibs in IC mode

Compiler

  • KT-84678 K/N: Undefined symbol from SPM-added ObjC frameworks when linking iOS target
  • KT-84566 Prevent launching Default dispatcher threads from IJ SDK in kotlin compiler
  • KT-85021 False positive SUBCLASS_CANT_CALL_COMPANION_PROTECTED_NON_STATIC error in multi-module project

JavaScript

  • KT-82395 Support top-level declarations from compiler plugins in JS incremental compilation
  • KT-84633 Kotlin/JS: "Serializer for class not found" error when IR output granularity is whole-program
  • KT-85047 Kotlin/JS: @JsStatic on suspend fun of class companion generates incorrect d.ts
  • KT-84517 K/JS: bad mappings data in outputted Kotlin stdlib source map

Libraries

  • KT-71848 Kotlinx.metadata: Add CompilerPluginData into Km API

Tools. Gradle

  • KT-84729 Update Gradle plugin-publish version to enable configuration cache badge on Gradle plugins portal

Tools. Gradle. Compiler plugins

  • KT-85257 AGP/Compose: MergeMappingFileTask clears R8 artifacts due to @OutputDirectory annotation on AGP 9.1+

Tools. Scripts

  • KT-84842 scriptCompilationClasspathFromContext behavior changed from 2.3.10 to 2.3.20
  • KT-85029 Kotlin Scripting: ScriptDiagnostic reports "at null" instead of error location

Kotlin 2.3.20

Changelog

Analysis API. FIR

New Features

... (truncated)

Changelog

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

2.3.21

Backend. Wasm

  • KT-84610 [Wasm] Failed to compile klibs in IC mode

Compiler

  • KT-84566 Prevent launching Default dispatcher threads from IJ SDK in kotlin compiler
  • KT-85358 Native: roll back the workaround for KT-84678 once MapLibre has been properly fixed
  • KT-85626 @JvmRecord in commonMain breaks compileCommonMainKotlinMetadata with "Cannot access 'java.lang.Record'"
  • KT-85405 Postpone/Revert DontIgnoreUpperBoundViolatedOnImplicitArguments
  • KT-84678 K/N: Undefined symbol from SPM-added ObjC frameworks when linking iOS target
  • KT-85021 False positive SUBCLASS_CANT_CALL_COMPANION_PROTECTED_NON_STATIC error in multi-module project

JavaScript

  • KT-82395 Support top-level declarations from compiler plugins in JS incremental compilation
  • KT-84475 K/JS: false-positive exportability warnings in multi-module project
  • KT-84633 Kotlin/JS: "Serializer for class not found" error when IR output granularity is whole-program
  • KT-85047 Kotlin/JS: @JsStatic on suspend fun of class companion generates incorrect d.ts
  • KT-84517 K/JS: bad mappings data in outputted Kotlin stdlib source map

Libraries

  • KT-71848 Kotlinx.metadata: Add CompilerPluginData into Km API

Native. C and ObjC Import

  • KT-85399 Kotlin/Native: TypeCastException when casting ObjC Protocol MetaClass with genericSafeCasts enabled
  • KT-85508 K/N: TypeCastException when using nw_parameters_create_secure_tcp block parameter on 2.3.20

Tools. Gradle

  • KT-84729 Update Gradle plugin-publish version to enable configuration cache badge on Gradle plugins portal

Tools. Gradle. Compiler plugins

  • KT-85257 AGP/Compose: MergeMappingFileTask clears R8 artifacts due to @OutputDirectory annotation on AGP 9.1+

Tools. Scripts

  • KT-85105 Scripts: JVM backend internal error (IR lowering) when scratch file contains anonymous object
  • KT-85103 Exception while generating code when explain destructuring decls
  • KT-84842 scriptCompilationClasspathFromContext behavior changed from 2.3.10 to 2.3.20
  • KT-85029 Kotlin Scripting: ScriptDiagnostic reports "at null" instead of error location

Tools. Statistics (FUS)

  • KT-85628 KGP: composite build FUS metrics fail on access of 'configurationTimeMetrics'

... (truncated)

Commits

Updates org.jetbrains.kotlin.jvm from 2.2.21 to 2.3.21

Release notes

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

Kotlin 2.3.21-RC2

Changelog

Compiler

  • KT-85626 @JvmRecord in commonMain breaks compileCommonMainKotlinMetadata with "Cannot access 'java.lang.Record'"

Native. C and ObjC Import

  • KT-85508 K/N: TypeCastException when using nw_parameters_create_secure_tcp block parameter on 2.3.20

Tools. Scripts

  • KT-85105 Scripts: JVM backend internal error (IR lowering) when scratch file contains anonymous object
  • KT-85103 Exception while generating code when explain destructuring decls

Tools. Statistics (FUS)

  • KT-85628 KGP: composite build FUS metrics fail on access of 'configurationTimeMetrics'

Kotlin 2.3.21-RC

Changelog

Backend. Wasm

  • KT-84610 [Wasm] Failed to compile klibs in IC mode

Compiler

  • KT-84678 K/N: Undefined symbol from SPM-added ObjC frameworks when linking iOS target
  • KT-84566 Prevent launching Default dispatcher threads from IJ SDK in kotlin compiler
  • KT-85021 False positive SUBCLASS_CANT_CALL_COMPANION_PROTECTED_NON_STATIC error in multi-module project

JavaScript

  • KT-82395 Support top-level declarations from compiler plugins in JS incremental compilation
  • KT-84633 Kotlin/JS: "Serializer for class not found" error when IR output granularity is whole-program
  • KT-85047 Kotlin/JS: @JsStatic on suspend fun of class companion generates incorrect d.ts
  • KT-84517 K/JS: bad mappings data in outputted Kotlin stdlib source map

Libraries

  • KT-71848 Kotlinx.metadata: Add CompilerPluginData into Km API

Tools. Gradle

  • KT-84729 Update Gradle plugin-publish version to enable configuration cache badge on Gradle plugins portal

Tools. Gradle. Compiler plugins

  • KT-85257 AGP/Compose: MergeMappingFileTask clears R8 artifacts due to @OutputDirectory annotation on AGP 9.1+

Tools. Scripts

  • KT-84842 scriptCompilationClasspathFromContext behavior changed from 2.3.10 to 2.3.20
  • KT-85029 Kotlin Scripting: ScriptDiagnostic reports "at null" instead of error location

Kotlin 2.3.20

Changelog

Analysis API. FIR

New Features

... (truncated)

Changelog

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

2.3.21

Backend. Wasm

  • KT-84610 [Wasm] Failed to compile klibs in IC mode

Compiler

  • KT-84566 Prevent launching Default dispatcher threads from IJ SDK in kotlin compiler
  • KT-85358 Native: roll back the workaround for KT-84678 once MapLibre has been properly fixed
  • KT-85626 @JvmRecord in commonMain breaks compileCommonMainKotlinMetadata with "Cannot access 'java.lang.Record'"
  • KT-85405 Postpone/Revert DontIgnoreUpperBoundViolatedOnImplicitArguments
  • KT-84678 K/N: Undefined symbol from SPM-added ObjC frameworks when linking iOS target
  • KT-85021 False positive SUBCLASS_CANT_CALL_COMPANION_PROTECTED_NON_STATIC error in multi-module project

JavaScript

  • KT-82395 Support top-level declarations from compiler plugins in JS incremental compilation
  • KT-84475 K/JS: false-positive exportability warnings in multi-module project
  • KT-84633 Kotlin/JS: "Serializer for class not found" error when IR output granularity is whole-program
  • KT-85047 Kotlin/JS: @JsStatic on suspend fun of class companion generates incorrect d.ts
  • KT-84517 K/JS: bad mappings data in outputted Kotlin stdlib source map

Libraries

  • KT-71848 Kotlinx.metadata: Add CompilerPluginData into Km API

Native. C and ObjC Import

  • KT-85399 Kotlin/Native: TypeCastException when casting ObjC Protocol MetaClass with genericSafeCasts enabled
  • KT-85508 K/N: TypeCastException when using nw_parameters_create_secure_tcp block parameter on 2.3.20

Tools. Gradle

  • KT-84729 Update Gradle plugin-publish version to enable configuration cache badge on Gradle plugins portal

Tools. Gradle. Compiler plugins

  • KT-85257 AGP/Compose: MergeMappingFileTask clears R8 artifacts due to @OutputDirectory annotation on AGP 9.1+

Tools. Scripts

  • KT-85105 Scripts: JVM backend internal error (IR lowering) when scratch file contains anonymous object
  • KT-85103 Exception while generating code when explain destructuring decls
  • KT-84842 scriptCompilationClasspathFromContext behavior changed from 2.3.10 to 2.3.20
  • KT-85029 Kotlin Scripting: ScriptDiagnostic reports "at null" instead of error location

Tools. Statistics (FUS)

  • KT-85628 KGP: composite build FUS metrics fail on access of 'configurationTimeMetrics'

... (truncated)

Commits

Updates org.jetbrains.kotlin.plugin.serialization from 2.2.21 to 2.3.21

Release notes

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

Kotlin 2.3.21-RC2

Changelog

Compiler

  • KT-85626 @JvmRecord in commonMain breaks compileCommonMainKotlinMetadata with "Cannot access 'java.lang.Record'"

Native. C and ObjC Import

  • KT-85508 K/N: TypeCastException when using nw_parameters_create_secure_tcp block parameter on 2.3.20

Tools. Scripts

  • KT-85105 Scripts: JVM backend internal error (IR lowering) when scratch file contains anonymous object
  • KT-85103 Exception while generating code when explain destructuring decls

Tools. Statistics (FUS)

  • KT-85628 KGP: composite build FUS metrics fail on access of 'configurationTimeMetrics'

Kotlin 2.3.21-RC

Changelog

Backend. Wasm

  • KT-84610 [Wasm] Failed to compile klibs in IC mode

Compiler

  • KT-84678 K/N: Undefined symbol from SPM-added ObjC frameworks when linking iOS target
  • KT-84566 Prevent launching Default dispatcher threads from IJ SDK in kotlin compiler
  • KT-85021 False positive SUBCLASS_CANT_CALL_COMPANION_PROTECTED_NON_STATIC error in multi-module project

JavaScript

  • KT-82395 Support top-level declarations from compiler plugins in JS incremental compilation
  • KT-84633 Kotlin/JS: "Serializer for class not found" error when IR output granularity is whole-program
  • KT-85047 Kotlin/JS: @JsStatic on suspend fun of class companion generates incorrect d.ts
  • KT-84517 K/JS: bad mappings data in outputted Kotlin stdlib source map

Libraries

  • KT-71848 Kotlinx.metadata: Add CompilerPluginData into Km API

Tools. Gradle

  • KT-84729 Update Gradle plugin-publish version to enable configuration cache badge on Gradle plugins portal

Tools. Gradle. Compiler plugins

  • KT-85257 AGP/Compose: MergeMappingFileTask clears R8 artifacts due to @OutputDirectory annotation on AGP 9.1+

Tools. Scripts

  • KT-84842 scriptCompilationClasspathFromContext behavior changed from 2.3.10 to 2.3.20
  • KT-85029 Kotlin Scripting: ScriptDiagnostic reports "at null" instead of error location

Kotlin 2.3.20

Changelog

Analysis API. FIR

New Features

... (truncated)

Changelog

Sourced from org.jetbrains.kotlin.plugin.serialization's changelog.

2.3.21

Backend. Wasm

  • KT-84610 [Wasm] Failed to compile klibs in IC mode

Compiler

  • KT-84566 Prevent launching Default dispatcher threads from IJ SDK in kotlin compiler
  • KT-85358 Native: roll back the workaround for KT-84678 once MapLibre has been properly fixed
  • KT-85626 @JvmRecord in commonMain breaks compileCommonMainKotlinMetadata with "Cannot access 'java.lang.Record'"
  • KT-85405 Postpone/Revert DontIgnoreUpperBoundViolatedOnImplicitArguments
  • KT-84678 K/N: Undefined symbol from SPM-added ObjC frameworks when linking iOS target
  • KT-85021 False positive SUBCLASS_CANT_CALL_COMPANION_PROTECTED_NON_STATIC error in multi-module project

JavaScript

  • KT-82395 Support top-level declarations from compiler plugins in JS incremental compilation
  • KT-84475 K/JS: false-positive exportability warnings in multi-module project
  • KT-84633 Kotlin/JS: "Serializer for class not found" error when IR output granularity is whole-program
  • KT-85047 Kotlin/JS: @JsStatic on suspend fun of class companion generates incorrect d.ts
  • KT-84517 K/JS: bad mappings data in outputted Kotlin stdlib source map

Libraries

  • KT-71848 Kotlinx.metadata: Add CompilerPluginData into Km API

Native. C and ObjC Import

  • KT-85399 Kotlin/Native: TypeCastException when casting ObjC Protocol MetaClass with genericSafeCasts enabled
  • KT-85508 K/N: TypeCastException when using nw_parameters_create_secure_tcp block parameter on 2.3.20

Tools. Gradle

  • KT-84729 Update Gradle plugin-publish version to enable configuration cache badge on Gradle plugins portal

Tools. Gradle. Compiler plugins

  • KT-85257 AGP/Compose: MergeMappingFileTask clears R8 artifacts due to @OutputDirectory annotation on AGP 9.1+

Tools. Scripts

  • KT-85105 Scripts: JVM backend internal error (IR lowering) when scratch file contains anonymous object
  • KT-85103 Exception while generating code when explain destructuring decls
  • KT-84842 scriptCompilationClasspathFromContext behavior changed from 2.3.10 to 2.3.20
  • KT-85029 Kotlin Scripting: ScriptDiagnostic reports "at null" instead of error location

Tools. Statistics (FUS)

  • KT-85628 KGP: composite build FUS metrics fail on access of 'configurationTimeMetrics'

... (truncated)

Commits

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@dependabot
build(deps): bump kotlin from 2.2.21 to 2.3.21
621e6bf 
Bumps `kotlin` from 2.2.21 to 2.3.21.

Updates `org.jetbrains.kotlin:kotlin-stdlib-common` from 2.2.21 to 2.3.21
- [Release notes](https://github.com/JetBrains/kotlin/releases)
- [Changelog](https://github.com/JetBrains/kotlin/blob/master/ChangeLog.md)
- [Commits](https://github.com/JetBrains/kotlin/commits)

Updates `org.jetbrains.kotlin:kotlin-stdlib-jdk8` from 2.2.21 to 2.3.21
- [Release notes](https://github.com/JetBrains/kotlin/releases)
- [Changelog](https://github.com/JetBrains/kotlin/blob/master/ChangeLog.md)
- [Commits](https://github.com/JetBrains/kotlin/commits)

Updates `org.jetbrains.kotlin:kotlin-reflect` from 2.2.21 to 2.3.21
- [Release notes](https://github.com/JetBrains/kotlin/releases)
- [Changelog](https://github.com/JetBrains/kotlin/blob/master/ChangeLog.md)
- [Commits](https://github.com/JetBrains/kotlin/commits)

Updates `org.jetbrains.kotlin:kotlin-gradle-plugin` from 2.2.21 to 2.3.21
- [Release notes](https://github.com/JetBrains/kotlin/releases)
- [Changelog](https://github.com/JetBrains/kotlin/blob/master/ChangeLog.md)
- [Commits](https://github.com/JetBrains/kotlin/commits)

Updates `org.jetbrains.kotlin.multiplatform` from 2.2.21 to 2.3.21
- [Release notes](https://github.com/JetBrains/kotlin/releases)
- [Changelog](https://github.com/JetBrains/kotlin/blob/master/ChangeLog.md)
- [Commits](https://github.com/JetBrains/kotlin/commits)

Updates `org.jetbrains.kotlin.jvm` from 2.2.21 to 2.3.21
- [Release notes](https://github.com/JetBrains/kotlin/releases)
- [Changelog](https://github.com/JetBrains/kotlin/blob/master/ChangeLog.md)
- [Commits](https://github.com/JetBrains/kotlin/commits)

Updates `org.jetbrains.kotlin.plugin.serialization` from 2.2.21 to 2.3.21
- [Release notes](https://github.com/JetBrains/kotlin/releases)
- [Changelog](https://github.com/JetBrains/kotlin/blob/master/ChangeLog.md)
- [Commits](https://github.com/JetBrains/kotlin/commits)

---
updated-dependencies:
- dependency-name: org.jetbrains.kotlin:kotlin-stdlib-common
  dependency-version: 2.3.21
  dependency-type: direct:production
  update-type: version-update:semver-minor
- dependency-name: org.jetbrains.kotlin:kotlin-stdlib-jdk8
  dependency-version: 2.3.21
  dependency-type: direct:production
  update-type: version-update:semver-minor
- dependency-name: org.jetbrains.kotlin:kotlin-reflect
  dependency-version: 2.3.21
  dependency-type: direct:production
  update-type: version-update:semver-minor
- dependency-name: org.jetbrains.kotlin:kotlin-gradle-plugin
  dependency-version: 2.3.21
  dependency-type: direct:production
  update-type: version-update:semver-minor
- dependency-name: org.jetbrains.kotlin.multiplatform
  dependency-version: 2.3.21
  dependency-type: direct:production
  update-type: version-update:semver-minor
- dependency-name: org.jetbrains.kotlin.jvm
  dependency-version: 2.3.21
  dependency-type: direct:production
  update-type: version-update:semver-minor
- dependency-name: org.jetbrains.kotlin.plugin.serialization
  dependency-version: 2.3.21
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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@dependabot dependabot Bot added dependencies Pull requests that update a dependency file java Pull requests that update Java code labels Apr 23, 2026
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@github-actions github-actions Bot enabled auto-merge (rebase) April 23, 2026 10:10
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Test Results

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0 suites  0 💤
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Results for commit 621e6bf.

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