Changelog

Compiler

• KT-54463 Delegating to a field with a platform type causes java.lang.NoSuchFieldError: value$delegate
• KT-54509 Ir Interpreter: unable to evaluate string concatenation with "this" as argument
• KT-54004 Builder type inference does not work correctly with variable assignment and breaks run-time
• KT-54393 Change in behavior from 1.7.10 to 1.7.20 for java field override.
• KT-54615 JVM: Internal error in file lowering: java.lang.AssertionError: Error occurred while optimizing an expression
• KT-54581 JVM: "VerifyError: Bad type on operand stack" with generic inline function and when inside try-catch block
• KT-53146 JVM IR: unnecessary checkcast of null leads to NoClassDefFoundError if the type isn't available at runtime
• KT-54600 NPE on passing nullable Kotlin lambda as Java's generic SAM interface with super type bound
• KT-54707 "VerifyError: Bad type on operand stack" in inline call chain on a nullable array value
• KT-54650 Binary incompatible ABI change in Kotlin 1.7.20
• KT-54802 "VerifyError: Bad type on operand stack" for inline functions on arrays

Native. Runtime. Memory

• KT-54498 Deprecation message of 'FreezingIsDeprecated' is not really helpful

Tools. Gradle. Multiplatform

• KT-54387 Remove MPP alpha stability warning
• KT-48436 False positive "The Kotlin source set androidAndroidTestRelease was configured but not added to any Kotlin compilation"

Tools. JPS

• KT-45474 False positive NO_ELSE_IN_WHEN on sealed class with incremental compilation

Checksums

| File | Sha256 | | --- | --- | | kotlin-compiler-1.7.21.zip | 8412b31b808755f0c0d336dbb8c8443fa239bf32ddb3cdb81b305b25f0ad279e | | kotlin-native-linux-x86_64-1.7.21.tar.gz | 0f9eb04a5ee0665a195c1f1093c778f5696216660feb638b29f923f586093dd0 | | kotlin-native-macos-x86_64-1.7.21.tar.gz | 9530cadcf05cfd6111ef35725115009283b1a0292427261b78d43853c35ccd44 | | kotlin-native-macos-aarch64-1.7.21.tar.gz | f75e1a68e193b0cd9df56f15166fb4e721641b408065531b620cf204d78922e5 | | kotlin-native-windows-x86_64-1.7.21.zip | 5e76301f6c386ea83dc668e171887244908c18da636f7237d5371b56d8fec8da |