JetBrains/kotlin v1.9.20-RC

Kotlin 1.9.20-RC

on GitHub

Changelog

Compiler

• KT-62127 "NoSuchFieldError: TRUE$delegate" on referencing companion's variable in submodule
• KT-62335 Improve debuggability of code generator crashes
• KT-62263 Turn "different expect/actual members" error into a warning
• KT-61933 K2: "Argument type mismatch: actual type is 'Foo<kotlin/Function0<kotlin/Unit>>' but 'Foo<kotlin/coroutines/SuspendFunction0<kotlin/Unit>>' was expected"

IDE. Multiplatform

• KT-61686 Check and update places in compiler and IDE where we are saying that MPP is experimental/Beta/Alpha

Native

• KT-62532 Support Xcode 15.0 frameworks as Kotlin/Native platform libraries

Native. Runtime. Memory

• KT-61914 Kotlin/Native: massive increase in memory usage
• KT-61741 Kotlin/Native: tsan error in parallel mark

Tools. Gradle

• KT-62318 Android Studio sync memory leak in 1.9.20-Beta
• KT-61368 Native compiler option 'module-name' isn't available within the compilerOptions extension for native target while configuring it inside compilations
• KT-61355 freeCompilerArgs arguments and its values are passed to the compiler 5 times if added through target-level compilerOptions{} extension inside compilations

Tools. Gradle. Multiplatform

• KT-62029 Kotlin 1.9.20-Beta fails to detect some transitive dependency references in JVM+Android source set

Tools. Incremental Compile

• KT-61852 Kotlin 1.9.20-Beta: incremental compilation fails with files outside of the project folder

Tools. Kapt

• KT-62438 Change experimental K2 kapt diagnostic message
• KT-61879 K2 Kapt: java.lang.NoSuchMethodError during stub generation

Tools. Wasm

• KT-61973 K/Wasm: wasmWasiNodeRun is missed
• KT-61971 K/Wasm: wasmWasiTest should depends on kotlinNodeJsSetup

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