JetBrains/kotlin v1.9.20-Beta2

Kotlin 1.9.20-Beta2

on GitHub

Changelog

Backend. Wasm

• KT-59720 K/Wasm: update to final opcodes

Compiler

• KT-62027 "java.lang.IndexOutOfBoundsException: Empty list doesn't contain element at index 0" caused by ClassicExpectActualMatchingContext.kt when annotation @AllowDifferentMembersInActual used
• KT-61668 Put expect/actual diagnostics introduced in 1.9.20 release under 1.9 Language Version
• KT-61645 K2/KMP: Set stdlib-native before stdlib-commonMain in dependencies for shared native metadata compilation
• KT-61924 Native: problem with abstract fake override from Any
• KT-61725 KMP: Annotation matching requirement for expect/actual leads to errors for annotations with @OptionalExpectation
• KT-61784 KMP: [DEFAULT_ARGUMENTS_IN_EXPECT_WITH_ACTUAL_TYPEALIAS] checker missed for companion functions
• KT-61167 Runtime failure: ReferenceError: MyPromise is not defined
• KT-59094 K2: Fix Scripting K2 tests

IDE. Navigation

• KT-61894 Navigation from java sources leads to Kotlin decompiled code in case of suspend function

Native. C and ObjC Import

• KT-56369 Hint about "-fmodules" is not shown

Tools. Compiler Plugin API

• KT-61872 K2: Adding annotations to metadata from backend plugin doesn't work in the presence of comments on annotated declaration
• KT-61833 K2: annotations added via addMetadataVisibleAnnotationsToElement to declarations from common sourceset in MPP project are invisible

Tools. Gradle

• KT-61401 The reported language version value for KotlinNativeLink tasks in build reports and build scans is inaccurate
• KT-61950 K/Wasm: Add warning about changed sourceSets
• KT-61895 KotlinTopLevelExtension.useCompilerVersion is not marked as experimental

Tools. Gradle. Multiplatform

• KT-59042 "Cannot build 'KotlinProjectStructureMetadata' during project configuration phase" when configuration cache enabled
• KT-61652 MPP ConcurrentModificationException on transformCommonMainDependenciesMetadata
• KT-61622 Upgrading to Kotlin 1.9 prevents commonMain sourceset classes from being processed by kapt/ksp (dagger/Hilt)

Tools. Gradle. Native

• KT-61700 Native: linkDebugExecutableNative has duplicated freeCompilerArgs

Tools. Wasm

• KT-61971 K/Wasm: wasmWasiTest should depends on kotlinNodeJsSetup

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