chore(deps): update kotlin.version to v1.8.20

This MR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
org.jetbrains.kotlin:kotlin-maven-noarg (source)	1.7.20 -> 1.8.20
org.jetbrains.kotlin:kotlin-maven-allopen (source)	1.7.20 -> 1.8.20

---

Release Notes

JetBrains/kotlin

v1.8.20

Compare Source

Changelog

Analysis API

• KT-55510 K2: Lost designation for local classes
• KT-55191 AA: add an API to compare symbol pointers
• KT-55487 K2: symbol pointer restoring doesn't work for static members
• KT-55336 K2 IDE: "java.lang.IllegalStateException: Required value was null." exception while importing a compiled JPS project
• KT-55098 AA: KtDeclarationRenderer should render a context receivers
• KT-51181 LL API: errors for SAM with suspend function from another module
• KT-50250 Analysis API: Implement Analysis API of KtExpression.isUsedAsExpression
• KT-54360 KtPropertySymbol: support JvmField in javaSetterName and javaGetterName

Analysis API. FE1.0

• KT-55825 AA FE1.0: stackoverflow when resolution to a function with a recursive type parameter

Analysis API. FIR

• KT-54311 K2: proper implementation of KtSymbolPointer
• KT-50238 Analysis API: Implement KSymbolPointer for KtSymbol

Analysis API. FIR Low Level API

• KT-52160 FIR: Substitution overrides on FirValueParameter-s are incorrectly unwrapped
• KT-55566 LL FIR: Tests in compiler/testData/diagnostics/tests/testsWithJava17 fail under LL FIR
• KT-55339 LL FIR: Missing RECURSIVE_TYPEALIAS_EXPANSION error in function type alias
• KT-55327 LL FIR: Diverging UNRESOLVED_REFERENCE errors in recursive local function test
• KT-54826 KtSymbolPointer: migrate from IdSignature to our own solution

Android

• KT-54464 MPP, Android SSL2: Add a flag for suppressing warning in case of using Android Style folders

Backend. Wasm

• KT-38924 Wasm support in nodejs
• KT-56160 Getting WebAssembly.CompileError in browsers not supported GC and other required proposals
• KT-46773 Implement an experimental version of the Kotlin/Wasm compiler backend
• KT-56584 K/Wasm: Can't link symbol class
• KT-56166 Fix compatibility with Firefox Nightly
• KT-55589 Basic support of WASI
• KT-53790 Reading from "node:module" is not handled by plugins error with Kotlin/Wasm 1.7.20-Beta

Compiler

New Features

• KT-54535 Implement custom equals and hashCode for value classes in Kotlin/JVM
• KT-55949 Release experimental @Volatile support in native
• KT-44698 Frontend (K2): print file name/line on compiler crash/exception
• KT-54666 K2: Allow to skip specifying type arguments for members from raw type scope
• KT-54524 Implement Java synthetic property references in compiler
• KT-54024 K2: support -Xlink-via-signatures mode

Performance Improvements

• KT-33722 JVM: Result API causes unnecessary boxing
• KT-53330 Optimize for-loops and contains over open-ended ranges with until operator (..<) for all backends
• KT-54415 JVM BE: performance loss related to multi-field inline class lowering
• KT-48759 Infix compareTo boxes inline classes
• KT-55033 Make org.jetbrains.kotlin.resolve.calls.inference.model.NewConstraintSystemImpl#runTransaction an inline function
• KT-54501 Improve code generation for inline classes with custom equals

Fixes

• KT-56965 K/N: linkDebugFrameworkIosArm64 tasks failing with UnsupportedOperationException: VAR name:disposables type:com.badoo.reaktive.disposable.CompositeDisposable [val]
• KT-56611 Native: new native caches are broken when KONAN_DATA_DIR is defined to a directory inside ~/.gradle
• KT-55251 Enum.entries compilation error should be more specific
• KT-56527 K2: "AssertionError: Assertion failed" during compilation in SequentialFilePositionFinder
• KT-56526 InvalidProtocolBufferException on reading module metadata compiled by K2 in 1.8.20
• KT-57388 Kapt+JVM_IR: "RuntimeException: No type for expression" for delegated property
• KT-53153 Synthetic Enum.entries can be shadowed by user-defined declarations
• KT-51290 "AssertionError: Parameter indices mismatch at context" with context receivers
• KT-57242 Equals behaviour for value classes implementing interfaces is different between 1.8.10 and 1.8.20-RC
• KT-57261 "IllegalArgumentException was thrown at: MemoizedInlineClassReplacements.getSpecializedEqualsMethod" when comparing non-inline class instance with an inline class instance
• KT-57107 Handling of Windows line endings CRLF broken in latest snapshot with K2
• KT-57117 K2: Compiler reports invalid columns in diagnostics in case of crlf line endings
• KT-56500 The type parameter TYPE_PARAMETER name:E index:0 variance: superTypes:[kotlin.Any?] reified:false is not defined in the referenced function FUN LOCAL_FUNCTION_FOR_LAMBDA
• KT-56258 VerifyError: Bad local variable type when using -Xdebug
• KT-54455 Unexpected result of equality comparison of inline class objects
• KT-56251 Generic Java synthetic property references don't work in K2
• KT-55886 K2: Wrong code location mapping with Windows line endings
• KT-43296 FIR: Complicated interaction between smart cast and inference leads to false-positive diagnostic
• KT-57053 Problem around anonymous objects in inline functions
• KT-54950 NoSuchMethodError on calling 'addAll' on inline class implementing mutable list
• KT-56815 compileKotlin task is stuck with while(true) and suspend function
• KT-56847 Unresolved reference to Java annotation in Kotlin class with the same name packages
• KT-52459 Context receivers: AbstractMethodError caused by Interface method with both an extension and a context receiver is overriden incorrectly in subclasses
• KT-56215 JVM: Object extension function nullable receiver null check false negative when object is null
• KT-56188 K/N: AssertionError when casting SAM wrapper with generic type parameter
• KT-56033 Restore 'isMostPreciseContravariantArgument' function signature for compatibility
• KT-56407 Backend Internal error: Exception during IR lowering during :daemon-common-new:compileKotlin
• KT-55887 K2. "IllegalStateException: org.jetbrains.kotlin.ir.expressions.impl.IrErrorCallExpressionImpl is not expected" on adding kotlin.plugin.jpa
• KT-56701 K2 (with LightTree) reports syntax errors without additional information
• KT-56649 K2 uses 0-index for line numbers rather than 1-index
• KT-54807 K2. Support @OnlyInputTypes diagnostic checks (contains like calls)
• KT-51247 "AssertionError: org.jetbrains.kotlin.ir.expressions.impl.IrFunctionReferenceImpl" caused by context receiver functional types
• KT-55436 K1: implement warning about shadowing of the derived property by the base class field
• KT-56521 Static scope initializers sometimes not called when first accessed from interop
• KT-49182 Strange cast from Unit to String
• KT-55288 False negative WRONG_ANNOTATION_TARGET on type under a nullability qualifier
• KT-33132 Cannot override the equals operator twice (in a class and its subclass) unless omitting the operator keyword in the subclass
• KT-56061 K1 does not report error on inconsistent synthetic property assignment
• KT-55483 K2: Fir is not initialized for FirRegularClassSymbol java/lang/invoke/LambdaMetafactory
• KT-55125 Difference in generated bytecode for open suspend functions of generic classes
• KT-54140 SOE at IrBasedDescriptorsKt.makeKotlinType with mixing recursive definitely not nullable type with nullability
• KT-56224 Clarify message "Secondary constructors with bodies are reserved for for future releases" for secondary constructors in value classes with bodies
• KT-54662 K2: Assign operator ambiguity on synthetic property from java
• KT-54507 K2: Wrong implicitModality for interface in FirHelpers
• KT-55912 "UnsupportedOperationException: Unsupported const element type kotlin.Any" caused by kotlin fqn in annotation
• KT-56018 [K2/N] Fir2Ir does not take value parameters annotations from FIR to IR
• KT-56091 [K2/N] Fix various property annotations
• KT-54209 K2: false positive deprecation on a class literal with deprecated companion
• KT-55977 [K2/N] Suspend function reference type is wrongly serialized to klib
• KT-55493 K2: False-negative VAL_REASSIGNMENT
• KT-55372 K2: false-negative INVISIBLE_MEMBER for call of static method of package-private Java grandparent class
• KT-55371 K2: compiled code fails trying to call static method of package-private Java grandparent class
• KT-55408 K2: can't access indirectly inherited from a package-private class Java members through a type alias
• KT-55116 K2: store static qualifiers in dispatch receiver field
• KT-55996 K2: cannot switch the light tree mode off with -Xuse-fir-lt=false
• KT-55368 K2/MPP: Metadata compiler
• KT-54305 K1: implement warning "synthetic setter projected out"
• KT-52027 "NullPointerException" when using context receivers with inline fun
• KT-55984 Stack allocated array is not cleaned between loop iterations
• KT-52593 Provide Alpha support for JS in the K2 platform
• KT-54656 NoSuchMethodError on invoking Java constructor which takes an inline value class as a parameter
• KT-56015 Remove unnecessary stack traces for special checks for ObjC interop
• KT-55606 K2. Infix operator "in" works on ConcurrentHashMap when it's declared through another class
• KT-53884 K2: "IllegalStateException: Fir is not initialized for FirRegularClassSymbol com/appodeal/consent/Consent.a" when importing this class
• KT-54502 Synthetic extensions on raw types work differently from regular getter calls
• KT-49351 FIR: Raw type scopes are unsupported
• KT-49345 FIR: Properly support raw types in type parameter upper bounds
• KT-55733 K2. Reference resolve works incorrectly for classes declared through typealias
• KT-46369 FIR: Investigate raw types for arrays
• KT-41794 [FIR] Implement raw type based scope
• KT-55181 K2. No compilation error on throwing not throwable
• KT-55398 Kotlin inline nested inline lambda's inline variable will inline not correctly
• KT-55359 K2. No error when secondary constructor does not delegate to primary one
• KT-55759 K2: Unresolved reference of serializer if library linking is used (with kotlinx.serialization plugin)
• KT-54705 Kotlin scripting doesn't support files with UTF-8 BOM
• KT-51753 FIR: various errors due to expect/actual mapping absence in translator
• KT-44515 FIR DFA: extract non-null info from anonymous object's initialization
• KT-55018 K2 / serialization: FIR2IR fails on local companion
• KT-55284 Refactor org.jetbrains.kotlin.diagnostics.KtDiagnosticReportContextHelpersKt#reportOn(...)
• KT-55693 K2. Type inference changed in k2
• KT-54742 K2: lambda with conditional bare return inferred to return Any, not Unit
• KT-54332 Add deprecation warning for false-negative TYPE_MISMATCH for KT-49404
• KT-55509 Invisible fake overrides are listed among lazy IR class members
• KT-55597 K2. This type has a constructor, and thus must be initialized here error is missed for anonymous object inherits class with no-arg constructor
• KT-54357 "ClassCastException: class org.jetbrains.kotlin.resolve.scopes.receivers.ExtensionReceiver cannot be cast to class org.jetbrains.kotlin.resolve.scopes.receivers.ContextClassReceiver" with anonymous object extending a class with a context receiver
• KT-51397 "VerifyError: Bad type on operand stack" with context receivers
• KT-54905 KLIB check on compiled with pre-release version
• KT-55615 K2 often does not expand type aliases in annotation position
• KT-54522 K2: ambiguity between operator candidates on += (plusAssign) to reassigned var of MutableList type
• KT-54300 K2: No "Projections are not allowed for immediate arguments of a supertype" for projection in supertypes of an anonymous object
• KT-55495 K2: support lateinit intrinsic applicability checker
• KT-55494 MPP. Error when building for native: Compilation failed: Global 'kclass:io.ktor.serialization.$deserializeCOROUTINE$0' already exists
• KT-54980 K2: Explicit type arguments in calls with the wrong number of type arguments are not resolved
• KT-54730 K2: type aliases to generic functional interfaces attempt to re-infer explicitly specified type parameters
• KT-55611 IC / MPP: Optional internal annotations are not visible on incremental builds
• KT-55324 K2: ControlFlowGraphBuilder fails with index out of bounds exception
• KT-55656 K2: MRIMARY_CONSTRUCTOR_DELEGATION_CALL_EXPECTED being a warning causes a NPE in runtime
• KT-51277 "NoSuchElementException: Collection contains no element matching the predicate" with context receivers and star projection
• KT-52791 Class with multiple context receivers fails -Xvalidate-ir with "Validation failed in file"
• KT-55071 Shared Native Compilation: Calls from intermediate common source set cannot use default parameters declared in expect common functions
• KT-52193 Native: Unable to call primary constructor with default values in an actual class without passing the values, in nativeMain source set
• KT-54573 K2: untouched implicit types in delegated constructor call of data class with @JvmRecord
• KT-55037 Support jspecify annotations moved to the new package org.jspecify.annotations in jspecify 0.3
• KT-48989 JVM / IR: "IllegalStateException: Bad exception handler end" when first parameter of inline function is nullable with "try/catch/finally" default value and second parameter tries to call toString() on the first
• KT-55231 K2: Contract declarations are not passed to checkers
• KT-54411 False positive: INFERRED_TYPE_VARIABLE_INTO_POSSIBLE_EMPTY_INTERSECTION on kotlinx.coroutines code
• KT-55005 Inconsistent behavior of array set operation in Kotlin 1.7.21
• KT-44625 Property backing/delegate field annotations are not serialized/deserialized for non-JVM targets
• KT-42490 Receiver annotations are not serialized/deserialized for non-JVM targets
• KT-53441 K2: cannot access static method of package-private Java grandparent class
• KT-54197 [K2] Exception from inliner for inline function with context receiver
• KT-55246 Disable 'CustomEqualsInValueClasses' feature in 1.9 language version
• KT-55247 Disable 'InlineLateinit' feature in 1.9 language version
• KT-53957 K2 and -Xlambdas=indy: LambdaConversionException on reference to method with both context and extension receivers
• KT-55421 K2: get rid of potentially redundant call of preCacheBuiltinClassMembers from getIrClassSymbol
• KT-52815 Compiler option -Xjdk-release fails to compile mixed projects
• KT-52236 Different modality in psi and fir
• KT-54921 K2: cannot access static field of package-private Java parent class
• KT-53698 K2: FIR2IR fails on call of inivisble extension function with Suppress
• KT-53920 K2: "NoSuchElementException: Key org.jetbrains.kotlin.fir.resolve.dfa.cfg.ClassExitNode@ef115ab is missing in the map" with unreachable code and anonymous object
• KT-55358 INTEGER_OPERATOR_RESOLVE_WILL_CHANGE is not reported in return positions of functions
• KT-51475 "ArrayIndexOutOfBoundsException: Index 4 out of bounds for length 4" with context(Any) on inline function with contract
• KT-51951 "IllegalStateException: No receiver" caused by implicit invoke on typealias context receiver
• KT-52373 Context receivers: ClassCastException: function with dispatch, context, and extension receivers produces this when a parameter's default is included
• KT-54220 K2: compiler fails on compiling plus expression on unsigned int
• KT-54692 K2: compiler fails on compiling unsigned shifts
• KT-54824 K2: missing smartcast after two levels of aliasing and a reassignment
• KT-53368 Out of bounds read in sse version of String::hashCode
• KT-54978 K2: Property accesses with explicit type arguments pass frontend checkers
• KT-51863 ClassCastException when using context receivers with named argument.
• KT-55123 JvmSerializableLambda is not applicable in common code in multiplatform projects
• KT-45970 Missing deprecation warnings for constant operators calls in property initializers
• KT-54851 K2: analysis of as/is contains multiple errors that result in missing diagnostics
• KT-54668 K2: Inference error in body of lazy property with elvis with Nothing in RHS
• KT-55269 FIR2IR: Static functions and nested classes are missing from Fir2IrLazyClass
• KT-55026 K2: Function hides internal constructor from another module
• KT-53070 Update intellij testdata fixes for FIR and merge it to master
• KT-53492 No parameter null check generated for constructor taking an inline class type
• KT-50489 Smart cast may lead to failing inference
• KT-55160 Kotlin's fragment element types must not extend IStubFileElementType
• KT-55143 K2: INAPPLICABLE_JVM_NAME in JVM does not work for inline classes
• KT-47933 Report warning if kotlin.annotation.Repeatable is used together with java.lang.annotation.Repeatable
• KT-55035 FIR: do not use FirValueParameter for FirFunctionalTypeRef
• KT-55095 Wrong containingDeclarationSymbol in type parameter from Enhancement
• KT-53946 K2: don't resolve Enum.declaringClass and Enum.getDeclaringClass
• KT-54673 K2. "Superclass is not accessible" from interface error for sealed interfaces
• KT-55074 OptIn false negative: constructor call with default argument value
• KT-54260 K2: "AssertionError: No modifier list, but modifier has been found by the analyzer" when annotated annotation and AllOpen plugin
• KT-55034 FIR: provide information about containing function/constructor to FirValueParameter
• KT-54744 K2: reassigning a var erases smartcast info of a variable derived from the old value
• KT-53988 K2: False negative "The expression cannot be a selector (occur after a dot)"
• KT-53983 K2 crashes with NPE when 'this' is used inside enum class constructor
• KT-54910 Can not declare typed equals operator in inline class with "Nothing" return type
• KT-54909 Usage of custom typed equals operator in generic inline class is type-unsafe
• KT-53371 Properly resolve FIR to get fully resolved annotations
• KT-53519 FIR: argument mapping for annotations on value parameter is not properly built
• KT-54827 MPP: "java.lang.IndexOutOfBoundsException: Index: 0" during compilation of androidMain target
• KT-54417 K2: move receiver-targeted annotations to KtReceiverParameterSymbol and remove it from FirProperty receiver type
• KT-54972 K2: Local functions with multiple type arguments are broken
• KT-54762 Private constructor is accessible from a public inline function via @PublishedAPI annotation
• KT-54832 Deprecate incorrect callable references resolution behavior for KT-54316
• KT-54732 DirectedGraphCondensationBuilder.paint fails with StackOverflowError during linkReleaseFrameworkIos64
• KT-54897 K2: value class with private constructor stripped by jvm-abi-gen cannot be used in another module
• KT-54784 NPE from IrSourceCompilerForInlineKt.nonLocalReturnLabel on non-local break and continue in anonymous initializers and in scripts
• KT-54840 Field for const property on interface companion object loses deprecated status when copied to interface
• KT-53825 class files are generated when compilation fails with platform declaration clash
• KT-54526 K2: Raw type scope is lost after exiting from elvis
• KT-54570 K2: False-positive OVERLOAD_RESOLUTION_AMBIGUITY in case of combination of raw types
• KT-52157 Annotation on type parameter isn't present in the symbol loaded from the library
• KT-54318 VerifyError on { null } in catch block
• KT-54654 K2: Implicit types leaks into delegated member
• KT-54645 K2: Clash of two inherited classes with the same name
• KT-53255 [FIR2IR] StackOverflowError with long when-expression conditions
• KT-48861 No warning on incorrect usage of array type annotated as Nullable in Java
• KT-54539 @Deprecated on members of private companion object is no longer needed
• KT-54403 Unexpected behaviour on overridden typed equals in inline class
• KT-54536 Unexpected result of comparison of inline class instances
• KT-54603 ClassCastException on comparison of inline classes with custom equals
• KT-54401 Unhandled exception on compilation inline class with 'equals' from 'Any' returning 'Nothing'
• KT-54378 K2: smart cast breaks subtyping in case with complex projections
• KT-53761 Reified type not propagated to supertype token through two inline functions
• KT-53876 Manually instantiated annotations with unsigned arrays are not equal
• KT-51740 NO_VALUE_FOR_PARAMETER: Consider increasing error highlighting range
• KT-54084 ClassCastException when trying to call a context receiver's method
• KT-51282 IllegalAccessError: Compiler for JVM 1.8+ makes lambdas access unaccessible classes when using @JvmMultifileClasses
• KT-53479 False positive "Cannot access 'runCatching' before superclass constructor has been called"
• KT-50950 JVM IR: "AssertionError: FUN SYNTHETIC_GENERATED_SAM_IMPLEMENTATION" when using bound reference to suspend SAM function
• KT-49364 "VerifyError: Bad type on operand stack" on cast which "can never succeed" from ULong to Int
• KT-51478 Inapplicable receiver diagnostic expected when there are two context receiver candidates

Docs & Examples

• KT-32469 @Synchronized on extension method doesn't generate instance lock

IDE

New Features

• KTIJ-24378 Update Kotlin plugin to 1.8.0 in IDEA 223.2

Performance Improvements

• KT-55445 KtUltraLightClassModifierList.hasModifierProperty requires resolve for PsiModifier.MRIVATE

Fixes

• KTIJ-24657 Disable pre-release and other metadata checks in IDE
• KT-55929 Unresolved dependencies for intermediate multiplatform SourceSets
• KTIJ-24179 Bundle Kotlin 1.8.0 with Intellij IDEA 2022.3.2
• KTIJ-23547 K2 IDE: Functional type: explicit parameter name VS ParameterName annotation
• KTIJ-23347 K2 IDE. False positive "Symbol fun intFun(): Unit is invisible" in tests
• KT-55862 Can't resolve kotlin-stdlib-js sources in IDE
• KTIJ-23587 K2: SOE in delegate field resolution
• KT-55782 [SLC] Typealiases are not exapnded in arguments of annotations
• KT-55778 [SLC] Incorrect determination of useSitePostion for types of local declarations
• KT-55780 [SLC] No approximation of anonymous and local types in members
• KT-55743 K2 SLC: SymbolLightClassForClassOrObject must have a name
• KT-55604 Descriptor leak
• KT-55502 SLC: drop redundant 'final' modifier from synthetic static enum members
• KT-55497 LC: drop @NotNull annotation from parameter from synthetic Enum.valueOf
• KT-55496 SLC: generated synthetic enum methods by symbols instead of manual creation
• KT-55481 SLC: implement correct java annotations for annotation classes (Retention, Target, etc.)
• KT-55470 SLC: implement light class for RepeatableContainer
• KT-55442 SLC: 'isInheritor' for 'DefaultImpls' should work correctly
• KTIJ-23449 K2: "parent must not be null" from SymbolLightClassBase.getContext()
• KT-40609 IDE: False positive "Exception is never thrown..." in Java when Kotlin getter is annotated with Throws
• KT-54051 Migrate symbol light classes from KtSymbol to KtElement

IDE. Completion

• KTIJ-22503 Support code completion for data objects
• KTIJ-22361 ISE “java.lang.IllegalStateException: Expected FirResolvedTypeRef with ConeKotlinType but was FirImplicitTypeRefImpl ” on K2

IDE. Debugger

• KTIJ-24259 Debugger is stuck in an infinite loop in an Android project
• KTIJ-24003 Smart step into doesn't work for Java synthetic properties references
• KTIJ-24039 Support smart step into for property setters

IDE. Decompiler, Indexing, Stubs

• KTIJ-24351 Kotlin Bytecode tool window: NullPointerException during inlining of inline function with object literal

IDE. Gradle Integration

• KTIJ-24616 Gradle Integration: "NoSuchMethodError: 'java.util.Collection org.jetbrains.kotlin.idea.projectModel.KotlinCompilation.getDeclaredSourceSets" during sync fail after updating Kotlin IJ Plugin to 1.8.20-Beta
• KT-55347 Broken IDE sync for js: java.lang.IllegalStateException: Accessing Compile Dependencies Transformations is not yet initialised
• KTIJ-23781 TCS: Gradle Sync: Support friend&dependsOn via IdeaKotlinSourceDependency

IDE. Gradle. Script

• KT-56941 Gradle KTS / Navigation: Go to declaration for Java types doesn't work

IDE. Inspections and Intentions

• KTIJ-23404 K2 IDE. Platform type is inserted as type parameter for "Change return type" intention
• KTIJ-24319 "Set module version to *" quickfix isn't working
• KTIJ-23225 "Change package" intention unintentionally and intractably replaces text inside of critical strings and comments
• KTIJ-23892 UsePropertyAccessSyntaxInspection should also suggest replacing getter method references with method synthetic properties referencies after Kotlin 1.9
• KTIJ-22087 Support IDE inspections for upcoming data objects
• KTIJ-24286 Constant conditions: false positive "Cast will always fail" with cast of java.lang.String to kotlin.String
• KTIJ-23859 ConvertObjectToDataObjectInspection support more hashCode and toString cases
• KTIJ-23760 Get rid of readResolve logic in ConvertObjectToDataObjectInspection

IDE. KDoc

• KTIJ-24342 KDoc: First line break character is swallowed when pasted

IDE. Misc

• KTIJ-24370 Remove link to k2.xml from plugin.xml in kt-223 branches
• KTIJ-24210 Compatibility issue with the CUBA plugin

IDE. Multiplatform

• KTIJ-21205 MPP: Kotlin not configured error is shown for K/N sources if Android target is presented
• KT-52172 Multiplatform: Support composite builds
• KT-56198 Multiplatform;Composite Builds: import fails if single jvm target multiplatform project consume included jvm build
• KTIJ-24147 MPP: NullPointerException: versionString must not be null

IDE. Refactorings. Move

• KTIJ-24243 Move declarations: "Search in comments and strings" and "Search for text occurrences" options are always enabled when files are moved

IDE. Script

• KT-56632 Script configuration cannot be loaded for embedded code snippets

IDE. Wizards

• KTIJ-24562 Android target created by wizard contains AGP higher than supported
• KTIJ-24402 Changes "Browser Application for Kotlin/Wasm" wizard template
• KTIJ-23525 Wizard: Compose multiplatform: project won't build and require higher compileSdkVersion

JavaScript

New Features

• KT-54118 Kotlin/JS IR: keep declarations with non-minified names
• KT-35655 Investigate could we use "names" field in SourceMaps to improve debug experience

Fixes

• KT-55971 KJS: Result of suspend function cannot be assigned to property of dynamic value
• KT-52374 KJS / IR: caling suspend function as dynamic ignores the rest of the expression
• KT-56884 KJS: "Top-level declarations in .d.ts files must start with either a 'declare' or 'export' modifier." caused by enum and array inside the companion object
• KT-51122 Provide fully-qualified method name in Kotlin/JS source maps
• KT-56602 KJS / Serialization: polymorphicDefaultDeserializer unbound on Kotlin 1.8.20-Beta
• KT-56580 KJS: languageVersionSettings string is unstable
• KT-56581 KJS: Lock file for incremental cache
• KT-56582 KJS: Function type interface reflection crashes the compiler in incremental build
• KT-55720 KJS: ReferenceError: SuspendFunction1 is not defined with 1.8 when importingkotlin.coroutines.SuspendFunction1
• KT-56469 KJS: BE Incremental rebuild spoils source map comment
• KT-55930 KJS: A recursive callable reference of the inline function leads broken cross module references
• KT-31888 Kotlin/JS: make possible to call main() in main run tasks, but not in test tasks
• KT-51581 FIR: support JS backend
• KT-55786 KJS: Rewriting of secondary constructors if they are protected
• KT-52563 KJS / IR: Invalid TypeScript generated for class extending base class with private constructor
• KT-55367 KJS / IR + IC: Moving an external declaration between different JsModules() doesn't rebuild the JS code
• KT-55240 KJS: "NoSuchElementException: No element of given type found" caused by @JsExport and Throwable's child class
• KT-54398 KJS / IR + IC: Support *.d.ts generation
• KT-55144 KJS / IR + IC: Modifying an inline function which is used as a default param in another inline function doesn't invalidate a caller
• KT-54134 KJS / IR: "TypeError: Cannot read properties of undefined" in js block wrapped with suspend functions around
• KT-54911 KJS / IR + IC: invalidate all klib dependencies after removing it
• KT-54912 KJS / IR + IC: Commit cache header only in the end (after lowering)
• KT-52677 Native: StackOverFlow during "kotlin.ir.util.RenderIrElementVisitor$renderTypeAnnotations$1.invoke"
• KT-54480 KJS: "Exported declaration contains non-consumable identifier" warning when exporting modules as default
• KT-41294 KJS: Weird behaviour of j2v8 in test infra
• KT-54173 Kotlin/JS + IR: failed to provide keep setting to avoid DCE remove of default interface function from implementing object

Language Design

• KT-55451 Preview of lifting restriction on secondary constructor bodies for value classes
• KT-54621 Preview of Enum.entries: modern and performant replacement for Enum.values()
• KT-54525 Preview of Java synthetic property references
• KT-55337 Preview of data objects
• KT-55344 Deprecate @Synchronized in platforms except JVM

Libraries

• KT-35508 EXC_BAD_ACCESS(code=2, address=0x16d8dbff0) crashes on iOS when using a sequence (from map() etc.)
• KT-56794 Libraries: "Recursively copying a directory into its subdirectory is prohibited" Path.copyToRecursively fails on copying from one ZipFileSystem to another ZipFileSystem
• KT-55935 [Kotlin/JVM] Path.copyToRecursively does not work across file systems
• KT-55978 Provide Common Base64 encoding in stdlib
• KT-46211 [Kotlin/Native] Stack overflow crash in Regex classes with simple pattern and very large input
• KT-31066 Add Closeable & use to common stdlib
• KT-55609 Introduce experimental kotlin.concurrent.Volatile annotation
• KT-39789 Segfault in Kotlin/Native regex interpreter
• KT-53310 Native: HashMap/HashSet doesn't reclaim storage after removing elements

Native

• KT-56443 Native link task reports w: Cached libraries will not be used for optimized compilation
• KT-55938 [Kotlin/Native] Inline functions accessing ObjC class companion cause compiler to crash when building static caches in 1.8.20 dev build

Native. C and ObjC Import

• KT-55303 Objective-C import: improve -fmodules flag discoverability.
• KT-39120 Cinterop tool doesn't support the -fmodules compiler argument
• KT-40426 Incorrect Objective-C extensions importing that prevents UIKit usage
• KT-55653 Since Kotlin 1.8.0 NSView.resetCursorRects doesn't exist anymore and cannot override it
• KT-54284 Kotlin/Native: cinterop produces non-deterministic metadata

Native. ObjC Export

• KT-56350 Kotlin/Native: restore "use Foundation" in generated Objective-C frameworks
• KT-55736 Native: exporting suspend function from a cached dependency to Objective-C crashes with "Suspend functions should be lowered out at this point"
• KT-53638 Native: support disabling mangling globally for Swift names in generated Objective-C header
• KT-53069 SOE on K/N framework build for Arm64
• KT-53317 ObjCName annotation is not applied to an extension receiver in Objective-C export

Native. Stdlib

• KT-53064 Native: provide stdlib API to obtain memory management statistics

Reflection

• KT-27585 Flaky IllegalPropertyDelegateAccessException: Cannot obtain the delegate of a non-accessible property. Use "isAccessible = true" to make the property accessible
• KT-55178 Improve performance of KCallable.callBy
• KT-53279 Reflection: "KotlinReflectionInternalError: Method is not supported" caused by @Repeatable annotation deserialization at runtime if it's repeated and contains arrays
• KT-44977 Reflection: ClassCastException caused by annotations with "AnnotationTarget.TYPE" usage on array attributes access

Tools. CLI

• KT-57077 1.8.20-RC-243 shows Java 19 warnings even if configured with Java 17 toolchain
• KT-56992 Performance test regression in Gradle when switching to Kotlin 1.8.20
• KT-56789 Metaspace memory leak in CoreJrtFileSystem
• KT-56925 Remove warning about assignment plugin
• KT-54652 Enable -Xuse-fir-lt by default when -Xuse-k2 is turned on, provide way to disable
• KT-55784 Unable to format compilation errors with ansi colors in compilation server
• KT-54718 K2: Compiler crashes with "IllegalArgumentException: newPosition > limit"
• KT-54337 CLI: compiling module-info.java without explicitly specified JDK home leads to a weird error

Tools. Commonizer

• KT-47429 [Commonizer] OKIO support
• KT-51517 C Interop Commonizer Fails On Classifier That Doesn't Exist

Tools. Compiler Plugins

Fixes

• KT-53590 K2 Allopen does not look for transitive meta-annotations
• KT-56487 Add more methods to DescriptorSerializerPlugin
• KT-54020 [K2] [NEW_INFERENCE_NO_INFORMATION_FOR_PARAMETER] error in case 'static Name' param was added to @AllArgsConstructor annotation and an empty list is set as a constructor param value
• KT-53096 Create a pack of compiler utilities for generating declarations from plugins
• KT-55248 K2/PluginAPI: getCallableNamesForClass/generateClassLikeDeclaration are not called for synthetic companions of local classes
• KT-54756 Deprecate "legacy" mode of jvm-abi-gen plugin
• KT-55233 jvm-abi-gen strips out InnerClass attributes
• KT-54994 K2 plugin API: Compile-time constants are not evaluated before IR
• KT-55023 K2 plugin API: Compilation with Kotlin daemon fails after certain number of tries
• KT-55286 K2: Parcelize plugin sometimes can't find nested objects in current class
• KT-54500 Private type aliases can be referenced from public declarations, but are stripped by jvm-abi-gen

Tools. Compiler plugins. Serialization

• KT-56738 Unexpected SERIALIZER_NOT_FOUND when compiling against binary with enum
• KT-56990 "AssertionError: SyntheticAccessorLowering should not attempt to modify other files" in kotlinx-serialization using @Serializer and List argument
• KT-54441 Prohibit implicit serializer customization via companion object
• KT-49983 Implement prototype of kotlinx.serialization for K2 compiler
• KT-48733 "AssertionError: Unexpected IR element found during code generation" caused by Serialization and annotation with default parameter
• KT-54297 Regression in serializable classes with star projections

Tools. Gradle

New Features

• KT-54691 Kotlin Gradle Plugin libraries alignment platform
• KT-54492 Send gradle build errors from idea
• KT-55540 Add compilation speed metric in build reports
• KT-55541 Validate FUS metrics values on Gradle side

Performance Improvements

• KT-54836 Kotlin/JVM Gradle plugin creates task eagerly on Gradle 7.3+
• KT-55995 Add ability to perform precise compilation task outputs backup
• KT-54579 Kapt tasks slow down significantly on Windows when running with JDK 17 compared to JDK 11
• KT-54588 KotlinCompile: Avoid calling FileCollection.getFiles() multiple times

Fixes

• KT-57296 Build statistics sending errors in case of buildSrc directory usage with kotlin-dsl plugin applied
• KT-56645 Gradle: KGP reports an incorrect resources processing task name for JVM projects
• KT-55824 Deprecate commonMain.dependsOn(anything) in user scripts
• KT-56221 Gradle KTS: False positive Val cannot be reassigned when using an extension and its property with an implicit set operator
• KT-55452 Values of the compiler arguments set via KotlinCompile task configuration are duplicated by the KaptGenerateStubs task
• KT-55565 Consider de-duping or blocking standard addition of freeCompilerArgs to KaptGenerateStubsTask
• KT-55632 'The configuration :kotlinCompilerClasspath is both consumable and declarable' messages are displayed in logs for different types of projects for KotlinCompile task with gradle 8
• KT-56414 Dependency locking and failed builds with Kotlin 1.8.10
• KT-52625 Compatibility with Gradle 7.4 release
• KT-55544 Gradle: add more debugging information for finding usages of kotlinOptions.freeCompilerArgs
• KT-52149 Gradle: declare shared build services usages with Task#usesService
• KT-55323 Gradle: allow to opt-out of reporting compiler arguments to a http statistics service
• KT-53811 Compatibility with Gradle 7.6 release
• KT-52998 Compatibility with Gradle 7.5 release
• KT-55741 Gradle 8: Build service '' is being used by task '' without the corresponding declaration via 'Task#usesService'.
• KT-55174 KotlinCompile task produces deprecation "Build service 'variant_impl_factories_...' is being used by task"
• KT-54425 Kotlin Gradle Plugin should not use deprecated UsageContext#getUsage()
• KT-54998 "kotlin.gradle.performance" FUS collector reports data twice
• KT-55520 Add required configuration for Kotlin Gradle Plugin API reference publication
• KT-52963 Build report code breaks Gradle project isolation.
• KT-55164 KGP: "Cannot access project ':' from project ':list'" JVM - Project Isolation with Multi Modules and Configuration Cache fails
• KT-52490 Gradle: [org.jetbrains.kotlin.gradle.testing.internal] TestReport.destinationDir and TestReport.reportOn deprecation warnings
• KT-55000 Include information about the new IC into "kotlin.gradle.performance" FUS collector
• KT-54941 Gradle, Daemon, MacOS M1: "Native integration is not available for Mac OS X aarch64" on first build
• KT-45748 Migrate all Kotlin Gradle plugin Android tests to new test setup
• KT-54029 Validate Binary Compatibility for kotlin-gradle-plugin-api

Tools. Gradle. Cocoapods

• KT-41830 CocoaPods integration: Support link-only mode for pods
• KT-55117 PodGenTask doesn't declare ouputs properly
• KT-55243 Gradle 7.6: Cocoapods plugin generates invalid podspec when applied in root project
• KT-56304 Podspec generated with new K/N artifact DSL contains wrong artifact names for static and dynamic libraries
• KT-56298 Assemble tasks for native binaries fail if more than one kotlin artifact is declared in one gradle project
• KT-55801 Deprecate useLibraries
• KT-55790 Improper sdk selected for watchosDeviceArm64 target

Tools. Gradle. JS

New Features

• KT-25878 Provide Option to Define Scoped NPM Package
• KT-37759 [Gradle, JS] Support arguments of command line for webpack and nodejs task
• KT-33518 Allow specifying command line args for node in nodejs or mocha tests
• KT-46163 KJS / Ktor: Support run on the next free port if default one is occupied

Performance Improvements

• KT-55476 KotlinWebpack should be cacheable
• KT-39108 Kotlin multiplatform plugin targeting js takes too long compared to the old kotlin-frontend plugin
• KT-45411 Investigate memory consumption in npm package
• KT-51376 KJS / Gradle: Dukat tasks make impact on build time even if there's no npm dependencies

Fixes

• KT-57285 KJS / Gradle / MPP: FileNotFoundException on publishing empty KJS sourceset
• KT-57068 KJS / Gradle: "Unable to find method 'kotlin.gradle.targets.js.dsl.KotlinJsBrowserDsl.testTask'" after updating to 1.8.20-Beta
• KT-54445 KJS Remove dukat integration
• KT-56999 K/JS: KotlinJsIrLink::rootCacheDirectory property must be public
• KT-56765 K/JS: Several binaries use same cache directory
• KT-54529 KJS / IR: generate typescript definitions only on explicit Gradle action
• KT-56488 Debugger won't stop on breakpoints of JS browser test
• KT-56719 KJS / Gradle: Compile sync task has to sync only changed files
• KT-56131 KJS / Gradle: Could not create an instance of type org.jetbrains.kotlin.gradle.targets.js.subtargets.KotlinNodeJs when task configuration avoidance is broken
• KT-37668 Kotlin/JS: nodeTest failure due to main() function fail is reported as "BUILD SUCCESSFUL"
• KT-35285 Kotlin/JS + Gradle: browserDevelopementWebpack and browserProductionWebpack could write to different locations
• KT-55593 KotlinJsCompilerType and KotlinJsCompilerTypeHolder LEGACY and BOTH constants should be marked as @Deprecated in 1.8
• KT-33291 JS: No build result with gradle parallel build in multiproject build
• KT-40925 KJS: need a way to configure extra environment variables for the test task
• KT-47236 KJS: kotlinNpmInstall fails if no yarn is downloaded
• KT-53288 KJS / Gradle: FileNotFoundException when customising moduleName
• KT-54511 Kotlin/JS generated package.json main field is not correctly set if module name contains a / (slash)
• KT-54421 KJS / Legacy: Kotlin 1.7.20 fails when running tests on Node 14
• KT-54503 Make the target observer API public in kotlin JS Extension
• KT-54418 KJS: Change test running with kotlin-test adapter
• KT-54132 KJS IR: Sometimes karma failed on teamcity because of uninitialized browser

Tools. Gradle. Multiplatform

New Features

• KT-54766 TCS: external Android Target APIs: Milestone: Compile
• KT-50967 Make c-interop libs resolve robust to build clean
• KT-53570 multiplatform 'natural hierarchy' prototype

Fixes

• KT-36943 Gradle Plugin (multiplatform) - Consider publishing a 'sourcesElements' variant for the sources.jar
• KT-57460 Kotlin Gradle Plugin: Null this pointer in transformCommonMainDependenciesMetadata
• KT-57306 [Kotlin 1.8.20-RC] GradleException: Could not load the value of field apiConfiguration of org.jetbrains.kotlin.gradle.plugin.mpp.compilationImpl.DefaultKotlinCompilationConfigurationsContainer
• KTIJ-23750 KotlinMppModelSerializationService is not invoked in production environment
• KTIJ-24223 Update latest tested KGP version to 1.9.0-dev-764
• KT-56536 Multiplatform: Composite build fails on included build with rootProject.name != buildIdentifier.name
• KTIJ-23889 TCS: Gradle Sync: Match sources.jar dependencies to sourceSetName scoped dependencies
• KT-56729 commonizeCInterop: Duplicated libraries: co.touchlab:sqliter-driver-cinterop-sqlite3
• KT-56510 Import with included plugin build may fail with OverlappingFileLockException during commonizeNativeDistribution
• KT-54180 TCS: Initial external Android Target APIs
• KT-55010 TCS: External Android Target Prototype: Setup Android dependencies
• KT-54783 KotlinJvmWithJavaCompilation mututal .all listener loop creates two compilations
• KT-54867 KotlinWithJavaCompilation does not respect javaSourceSet classpaths
• KT-52413 MPP: Gradle dependency substitution breaks KMP import for native targets
• KT-56115 Multiplatform;Composite Builds: Support import with cinterop commonization enabled
• KT-54312 TCS: Replace CompilationDetails abstract class hierarchy by composable implementation
• KT-47441 MPP: Unresolved reference for dependent on the other module with dependencySubstitution
• KT-56429 Fix flaky: MppIdeDependencyResolutionIT.test cinterops - are stored in root gradle folder
• KT-56337 Unable to import a project with cinterop with enableKgpDependencyResolution
• KT-55873 Unrequested dependencies leaking into common source sets: Regression after 703fd0f
• KT-55891 Deprecate pre-HMPP flags
• KT-56278 TCS: Gradle Sync: [MISSING_DEPENDENCY_CLASS] on libraries used in shared native source sets
• KT-56143 CInteropDependencyConfiguration and CInteropApiElementsConfiguration are missing attributes defined on target
• KT-56285 TCS: Gradle Sync: IdeProjectToProjectCInteropDependencyResolver: Ensure lenient resolution
• KT-56204 KotlinTargetHierarchy: Changing naming from 'any' to 'with' prefix
• KT-56111 Multiplatform;Composite Builds: Clean builds fail on when 'hostSpecificMetadata' is required
• KT-54974 TCS: Gradle Sync: Implement IdeKotlinDependencyResolvers
• KT-38712 Gradle configuration's name with word "implementation" is camelcased to "İmplementation" if default locale is Turkish
• KT-54975 TCS: Gradle Sync: Implement stdlib-common filter for platform source sets
• KT-48839 Sources.jar of the root artifact of MPP library includes source files from test sourcesets
• KT-55492 TCS: Gradle Sync: Sources and Documentation as extra 'classpath'
• KT-55237 TCS: Gradle Sync: Support stdlib-native sources
• KT-55475 TCS: Gradle Sync: Fine tune jvmAndAndroid source sets
• KT-55189 TCS: Gradle Sync: Support icons (native, js) and global libraries
• KT-55218 KotlinTargetHierarchy: Disambiguate declaring targets vs including targets
• KT-55112 TCS: Gradle Sync: Resolve Source Dependencies
• KT-54977 TCS: Gradle Sync: Implement debugging tools
• KT-54948 TCS: Gradle Sync: Port IdeaKpmPlatformDependencyResolver to TCS
• KT-55289 TCS: Gradle Sync: Prototypical sources jar resolution
• KT-55238 TCS: Gradle Sync: Support commonized native distribution
• KT-55230 Remove metadata dependencies transformation for runtimeOnly scope
• KT-53338 Prettify the message about incompatible AGP and KGP versions
• KT-55134 MPP / Gradle: Cannot read test tasks state
• KT-54506 Test tasks are considered up-to-date after a failure when triggered by allTests
• KTIJ-23509 Update latest tested KGP version to 1.8.20-dev-1815
• KT-54787 Test tasks are not up-to-date when an individual test task called after aggregating test task
• KT-54033 Multiplatform/Android Source Set Layout 1: Also support setting source dirs using AGP Apis
• KT-54202 CInterop Commonization fails on first run when native distribution is not yet commonizied
• KT-54135 Add documentation with examples to CompositeMetadataArtifact

Tools. Gradle. Native

• KT-37051 MPP Gradle plugin: duplicated cinterop libraries in composite build
• KT-55650 Pass through errors from Gradle to Xcode
• KT-56205 Shared Native Compilation: False positive 'w: Could not find' warnings on metadata klibs
• KT-54969 Support podspec generation for the new K/N artifact DSL

Tools. Incremental Compile

• KT-55021 New IC: "The following LookupSymbols are not yet converted to programSymbols" when removing/renaming file facades
• KTIJ-21161 Incremental build is taking too long when no files have changed in the project
• KT-53832 Enable new incremental compilation by default in Gradle
• KT-55622 MPP: Incremental compilation ignores changes in source set structure
• KT-55309 IC: Get rid of NonCachingLazyStorage
• KT-53402 Incremental compilation tries to compile resources
• KT-54791 Incremental compilation in JPS broken in 1.8.20-dev-1815

Tools. JPS

• KT-56165 Language version 1.9 and 2.0 is absent in Kotlin Compiler settings
• KT-51536 [JPS] Recompile module on facet settings change
• KT-53735 JPS / IC: "IOException: The system cannot find the file specified" on Windows
• KT-47983 [JPS] Adding compilerSettings to Facet should initiate rebuild of module
• KT-54449 Cyrillic characters in a filename break builds on linux

Tools. Kapt

New Features

• KT-53135 Enable JVM IR for KAPT stub generation by default
• KT-41129 kotlin-maven-plugin + kapt - allow aptMode to be set according to docs

Fixes

• KT-56635 KAPT / IR: "Unresolved reference: DaggerGeneratedCodeTest_AppComponent " caused by stub generation with Kotlin 1.8.20-Beta
• KT-56360 Kapt with JVM IR changes fields order
• KT-54380 Kapt / IR: Build failed when inheritance by functional interface with suspend modifier
• KT-54245 JVM IR / Kapt / Serialization: NullPointerException in SerializableIrGenerator.kt
• KT-33847 Kapt does not included Filer-generated class files on compilation classpath
• KT-55490 Kapt + JVM IR: "annotation @Foo is missing default values"
• KT-43786 KAPT: IllegalStateException: SimpleTypeImpl should not be created for error type: ErrorScope
• KT-43117 Kapt: "System is already defined in this compilation unit"
• KT-46966 Kapt: correctErrorTypes: receiver type is NonExistentClass
• KT-46965 Kapt: correctErrorTypes: custom setter gets Object parameter type
• KT-51087 KAPT: @JvmRepeatable annotations are present in inverse order in KAPT stubs
• KT-54870 KAPT stub generation with JVM_IR backend throws exception for delegated properties
• KT-44350 Kapt Gradle integration tests failing with Android Gradle plugin 7.0
• KT-54030 Kapt: annotation processor warnings are displayed as errors on JDK 17+
• KT-32596 kapt replaces class generated by annotation processor with error.NonExistentClass when the class is used as an annotation
• KT-37586 KAPT: When delegated property use an unknown type (to-be-generated class), correctTypeError will mess up the $delegate field type

Tools. Maven

• KT-56697 IC: "Incremental compilation was attempted but failed" Failed to get changed files: java.io.IOException: readPrevChunkAddress
• KT-55709 Maven: "java.lang.reflect.InaccessibleObjectException: Unable to make field protected java.io.OutputStream java.io.FilterOutputStream.out accessible"
• KT-29346 Add components.xml to automatically compile kotlin maven projects
• KT-13995 Maven: Kotlin compiler plugin should respect model's compile source roots
• KT-54822 Maven: Too low-level error message "Parameter specified as non-null is null: method kotlin.text.StringsKt__StringsJVMKt.startsWith, parameter " from Kotlin Maven plugin invoking compiler when tags are empty
• KT-47110 Disable jdk8-specific warnings in kotlin-maven-plugin

Tools. Scripts

• KT-54095 It is difficult (if not impossible) to use kotlin compiler plugins with scripting
• KT-54461 Warnings and stack traces when executing scripts via kotlin-maven-plugin
• KT-54733 Scripts: ConcurrentModificationException in *.main.kts scripts
• KT-53283 Scripts: main-kts JAR does not relocate embedded SLF4J and jsoup libraries

Checksums

File	Sha256
kotlin-compiler-1.8.20.zip	10df74c3c6e2eafd4c7a5572352d37cbe41774996e42de627023cb4c82b50ae4
kotlin-native-linux-x86_64-1.8.20.tar.gz	43d3f2149c4862b9b3ebf84a0f26912f2a587082d2858747564ffeafd2534438
kotlin-native-macos-x86_64-1.8.20.tar.gz	e39e801eb8ae2e86a8fe0b5ee32535bf176fd284b6f6883a431cafbb27684055
kotlin-native-macos-aarch64-1.8.20.tar.gz	becc0f4367ae8854f33546efff40767cc2cb227da0cd7935a9a6784e9a2736d2
kotlin-native-windows-x86_64-1.8.20.zip	5e25ef348e9eab9895f63047a3857b428dc977e81d22771a69d712500d7cf60a

v1.8.10

Compare Source

Changelog

Compiler

• KT-55483 K2: Fir is not initialized for FirRegularClassSymbol java/lang/invoke/LambdaMetafactory
• KT-55729 "None of the following functions can be called with the arguments supplied:" in 1.8.0
• KT-55769 "ERROR: Could not find accessor": Android DataBinding fails with Kotlin 1.8.0
• KT-55308 InnerClass attributes should be sorted (innermost last)

JavaScript

• KT-56282 KJS: Invalidate incremental cache in case of compiler internal errors
• KT-55852 JS: "IllegalStateException: Unexpected ir type argument" caused by List with star projection type
• KT-55716 KJS / IC: "Cannot read properties of undefined" with overriding variables with 1.8.0
• KT-55758 KJS / IR: Checking implemented interface on a class implementing a @​JsExport interface returns the wrong result

Reflection

• KT-56093 Metaspace leak in a Gradle plugin built with Kotlin 1.8.0

Tools. Compiler plugins. Serialization

• KT-56347 [Kotlin 1.8] Regression kotlinx.serialization compiler plugin internal error
• KT-55681 Serialization: NullPointerException after update to 1.8.0 caused by @Serializer(forClass= ..)
• KT-56244 kotlinx.serialization compiler intrinsic does not work with encodeToString function in 1.8.0
• KT-55683 Serialization: "IllegalStateException: Expected to have a primary constructor" with expect class and companion object
• KT-55682 Serialization: "IllegalStateException: Function has no body: FUN name:serializer" with 1.8.0

Tools. Gradle

• KT-55697 KGP 1.8.0 adds compileOnly dependencies to unit test compile classpath

Tools. Gradle. Multiplatform

• KT-55730 MPP / Gradle: compileKotlinMetadata fails to resolve symbols in additional source sets

Tools. Gradle. Native

• KT-56280 Gradle: freeCompilerArgs are no longer propagated from compilations to Native binaries

Tools. Kapt

• KT-48013 Kapt generates illegal stubs for private interface methods

Checksums

File	Sha256
kotlin-compiler-1.8.10.zip	4c3fa7bc1bb9ef3058a2319d8bcc3b7196079f88e92fdcd8d304a46f4b6b5787
kotlin-native-linux-x86_64-1.8.10.tar.gz	4c5c8a82a63a3a9845be2514d536ca407340db7fc558b97c43ed003f866a9742
kotlin-native-macos-x86_64-1.8.10.tar.gz	52ea7cf2dfaae058fc00fc4e00ec89fefe5a7e4c83abeadb7531cc9346ff18db
kotlin-native-macos-aarch64-1.8.10.tar.gz	08cef514e9d582b0e7bcf3f592dd853270b535a4b765555db97381aeb8c92a85
kotlin-native-windows-x86_64-1.8.10.zip	e8b9a04f0df3cdec6fa360a6781723fc8551e93c70dfd1aaffbd282b7cddc19d

v1.8.0

Compare Source

Analysis API

• KT-50255 Analysis API: Implement standalone mode for the Analysis API

Analysis API. FIR

• KT-54292 Symbol Light classes: implement PsiVariable.computeConstantValue for light field
• KT-54293 Analysis API: fix constructor symbol creation when its accessed via type alias

Android

• KT-53342 TCS: New AndroidSourceSet layout for multiplatform
• KT-53013 Increase AGP compile version in KGP to 4.1.3
• KT-54013 Report error when using deprecated Kotlin Android Extensions compiler plugin
• KT-53709 MPP, Android SSL2: Conflicting warnings for androidTest/kotlin source set folder

Backend. Native. Debug

• KT-53561 Invalid LLVM module: "inlinable function call in a function with debug info must have a !dbg location"

Compiler

New Features

• KT-52817 Add @JvmSerializableLambda annotation to keep old behavior of non-invokedynamic lambdas
• KT-54460 Implementation of non-local break and continue
• KT-53916 Support Xcode 14 and new Objective-C frameworks in Kotlin/Native compiler
• KT-32208 Generate method annotations into bytecode for suspend lambdas (on invokeSuspend)
• KT-53438 Introduce a way to get SourceDebugExtension attribute value via JVMTI for profiler and coverage

Performance Improvements

• KT-53347 Get rid of excess allocations in parser
• KT-53689 JVM: Optimize equality on class literals
• KT-53119 Improve String Concatenation Lowering

Fixes

• KT-53465 Unnecessary checkcast to array of reified type is not optimized since Kotlin 1.6.20
• KT-49658 NI: False negative TYPE_MISMATCH on nullable type with when
• KT-48162 NON_VARARG_SMREAD isn't reported on *toTypedArray() call
• KT-43493 NI: False negative: no compilation error "Operator '==' cannot be applied to 'Long' and 'Int'" is reported in builder inference lambdas
• KT-54393 Change in behavior from 1.7.10 to 1.7.20 for java field override.
• KT-55357 IllegalStateException when reading a class that delegates to a Java class with a definitely-not-null type with a flexible upper bound
• KT-55068 Kotlin Gradle DSL: No mapping for symbol: VALUE_PARAMETER SCRIPT_IMPLICIT_RECEIVER on JVM IR backend
• KT-51284 SAM conversion doesn't work if method has context receivers
• KT-48532 Remove old JVM backend
• KT-55065 Kotlin Gradle DSL: Reflection cannot find class data for lambda, produced by JVM IR backend
• KT-53270 K1: implement synthetic Enum.entries property
• KT-52823 Cannot access class Thread.State after upgrading to 1.7 from 1.6.1 using -Xjdk-release=1.8
• KT-55108 IR interpreter: Error occurred while optimizing an expression: VARARG
• KT-53547 Missing fun IrBuilderWithScope.irFunctionReference
• KT-54884 "StackOverflowError: null" caused by Enum constant name in constructor of the same Enum constant
• KT-47475 "IncompatibleClassChangeError: disagree on InnerClasses attribute": cross-module inlined WhenMappings has mismatched InnerClasses
• KT-55013 State checker use-after-free with XCode 14.1
• KT-54802 "VerifyError: Bad type on operand stack" for inline functions on arrays
• KT-54707 "VerifyError: Bad type on operand stack" in inline call chain on a nullable array value
• KT-48678 Coroutine debugger: disable "was optimised out" compiler feature
• KT-54745 Restore KtToken constructors without tokenId parameter to preserve back compatibility
• KT-54650 Binary incompatible ABI change in Kotlin 1.7.20
• KT-52786 Frontend / K2: IndexOutOfBoundsException when opting in to K2
• KT-54004 Builder type inference does not work correctly with variable assignment and breaks run-time
• KT-54581 JVM: "VerifyError: Bad type on operand stack" with generic inline function and when inside try-catch block
• KT-53794 IAE "Unknown visibility: protected/protected and package/" on callable reference to protected member of Java superclass
• KT-54600 NPE on passing nullable Kotlin lambda as Java's generic SAM interface with super type bound
• 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-54615 JVM: Internal error in file lowering: java.lang.AssertionError: Error occurred while optimizing an expression
• KT-53146 JVM IR: unnecessary checkcast of null leads to NoClassDefFoundError if the type isn't available at runtime
• KT-53712 Add mode to prevent generating JVM 1.8+ annotation targets (TYPE_USE, TYPE_PARAMETER)
• KT-54366 K2: no JVM BE specific diagnostics (in particular CONFLICTING_JVM_DECLARATIONS) in 1.8
• KT-35187 NullPointerException on compiling suspend inline fun with typealias to suspend function type
• KT-54275 K2: "IllegalArgumentException: KtParameter is not a subtype of class KtAnnotationEntry for factory REPEATED_ANNOTATION"
• KT-53656 "IllegalStateException: typeParameters == null for SimpleFunctionDescriptorImpl" with recursive generic type parameters
• KT-46727 Report warning on contravariant usages of star projected argument from Java
• KT-53197 K2: 'init' hides member of supertype 'UIComponent' and needs 'override' modifier
• KT-53867 K2: @JvmRecord does not compile to a java record
• KT-53964 K2 is unable to work with Java records
• KT-53349 K2: TYPE_MISMATCH caused by non-local return
• KT-54100 "Type variable TypeVariable(P) should not be fixed" crash in code with errors
• KT-54212 K2: cannot calculate implicit property type
• KT-53699 K2: Exception during IR lowering in code with coroutines
• KT-54192 Warn about unsupported feature on generic inline class parameters
• KT-53723 Friend modules aren't getting passed to cache build during box tests
• KT-53873 K2: Duplicated diagnostics reported from user type ref checkers
• KT-50909 "VerifyError: Bad type on operand stack" caused by smartcasting for nullable inline class property in class
• KT-54115 Restore Psi2IrTranslator constructor from 1.7.20
• KT-53908 K2: Self-referencing generics in Java class causes New Inference Error (IE: class Foo<T extends Foo>)
• KT-53193 K2: compile error on project that compiles fine with normal 1.7.10
• KT-54062 K2 Invalid serialization for type-aliased suspend function type with extension receiver
• KT-53953 Forbid usages of super or super if in fact it accesses an abstract member
• KT-47473 NI: Missed UPPER_BOUND_VIOLATED diagnostics if use type aliases with type parameters
• KT-54049 K2: false positive MANY_IMPL_MEMBER_NOT_IMPLEMENTED
• KT-30054 Wrong approximation if nullable anonymous object with implemented interface is used
• KT-53751 Postpone IgnoreNullabilityForErasedValueParameters feature
• KT-53324 Implement Enum.entries lowering on K/N
• KT-44441 K2: report redeclaration error if there is a Java class with the same name as the Kotlin class
• KT-53807 No warning about declaringClass on an enum value
• KT-53493 K2: val on function parameter counts as just warning
• KT-53435 K2: "IllegalArgumentException: class KtValueArgument is not a subtype of class KtExpression for factory ANNOTATION_ARGUMENT_MUST_BE_CONST" if string in nested annotation is concatenated
• KT-52927 AssertionError: LambdaKotlinCallArgumentImpl
• KT-53922 Make Enum.entries unstable feature to poison binaries
• KT-53783 Exception during psi2ir when declaring expect data object
• KT-53622 [OVERLOAD_RESOLUTION_AMBIGUITY] when enum entry called 'entries' is present in K2
• KT-41670 JVM IR: AbstractMethodError when using inheritance for fun interfaces
• KT-53178 K2: implement diagnostics for serialization plugin
• KT-53804 Restore old and incorrect logic of generating InnerClasses attributes for kotlin-stdlib
• KT-52970 Default value constant in companion object works on JVM and JS, but fails on native
• KT-51114 FIR: Support DNN checks
• KT-27936 Write InnerClasses attribute for all class names used in a class file
• KT-53719 Parsing regression on function call with type arguments and labeled lambda
• KT-53261 Evaluate effect from inline for primitive types
• KT-53706 K2: Context receivers are not resolved on properties during type resolution stage
• KT-39492 Kotlin.Metadata's packageName field cannot be an empty string
• KT-53664 Ir Interpreter: unable to evaluate name of function reference marked with JvmStatic from another module
• KT-52478 [Native] Partial linkage: Building native binary from cached KLIBs fails if one library depends on removed nested callable member from another one
• KT-48822 CompilationException: Back-end (JVM) Internal error: Failed to generate expression: KtProperty - ConcurrentModificationException
• KT-50281 IllegalStateException: unsupported call of reified inlined function
• KT-50083 Different error messages in android and JVM (Intrinsics.checkNotNullParameter).
• KT-53236 Support Enum.entries codegen on JVM/IR BE
• KT-41017 FIR: should we support smartcast after null check
• KT-53202 "ISE: Descriptor can be left only if it is last" after direct invoke optimization on a capturing lambda
• KT-46969 @BuilderInference with nested DSL scopes cause false-positive scope violation in Kotlin 1.5
• KT-53257 FIR: Improper context receiver argument is chosen when there are two extension receiver candidates
• KT-53090 Anonymous function and extension function literals are generated as classes even with -Xlambdas=indy
• KT-53208 K2: Cannot get annotation for default interface method parameter when compiled with -Xuse-k2
• KT-53184 K2: NoSuchMethodError on KProperty1.get() referenced via nullable typealias
• KT-53198 K2: Return type mismatch: expected kotlin/Unit, actual kotlin/Unit?
• KT-53100 Optimization needed: (CONSTANT_MRIMITIVE(x: T?)) => x
• KT-49875 [FIR] Support infering MRIVATE_TO_THIS visibility
• KT-53024 Refactor FIR renderer to composable architecture
• KT-50995 [FIR] Support SAM with receiver plugin
• KT-53148 K1: introduce warning for inline virtual member in enum
• KT-49847 Devirtualization fails to eliminate boxing in function reference context
• KT-52875 Extension function literal creation with -Xlambdas=indy fails with incorrect arguments
• KT-53072 INVALID_IF_AS_EXMRESSION error isn't shown in the IDE (LV 1.8)
• KT-52985 Native: a function with type T? returned a kotlin.Unit instead of null
• KT-52020 FIR warning message includes internal rendering
• KT-48778 -Xtype-enhancement-improvements-strict-mode not respecting @NonNull annotation for property accesses?

IDE

Fixes

• KTIJ-22357 CCE “class org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImpl cannot be cast to class org.jetbrains.kotlin.fir.types.FirResolvedTypeRef” in K2
• KT-55150 Argument for @NotNull parameter 'scope' of org/jetbrains/kotlin/resolve/AnnotationResolverImpl.resolveAnnotationType must not be null
• KTIJ-22165 IDE notification to promote users to migrate to the new Kotlin/JS toolchain
• KTIJ-22166 IDE notification (or something else) about JPS and Maven support for Kotlin/JS is deprecated
• KT-53543 Rework light classes for file facade
• KT-48773 Investigate the possibility of removing dependency on old JVM backend in light classes
• KTIJ-19699 IDE: False positive type mismatch in Java code for Kotlin nested class non-direct inheritor from external library
• KT-51101 FIR IDE: Exception on "Show Type Info" action
• KTIJ-22295 MPP, IDE: False positive UPPER_BOUND_VIOLATED when JVM module implements the generic interface from MPP module and the type parameter is not equal to itself.
• KT-51656 FIR IDE: ProgressCancelled exception is masked in the compiler during resolve
• KT-51315 FIR IDE: move out base modules from fe10 plugin to reuse in k2 plugin
• KTIJ-22323 K2: ISE during resolve of stdlib calls from the stdlib
• KTIJ-21391 Generate -> Override methods : don't delegate to abstract methods
• KT-53097 Extract common part of light classes to another module
• KTIJ-22354 FIR LC: annotation owner is always null
• KTIJ-22157 Kotlin call resolver leaks user code when reporting exception

IDE. Completion

• KTIJ-22552 Kotlin: 'for loop' postfix completion doesn't work - "Fe10SuggestVariableNameMacro must be not requested from main classloader"
• KTIJ-22503 Support code completion for data objects

IDE. Debugger

• KT-51755 Compilation exception with scripting compilation during debug session
• KTIJ-21963 Debugger / IR: Expression evaluation of the debugger doesn't work

IDE. Decompiler, Indexing, Stubs

• KTIJ-22750 Initialize Kotlin stub element types lazily
• KTIJ-18094 IDE: "AssertionError: Stub count doesn't match stubbed node length" with minified Android AAR library
• KTIJ-17632 IndexOutOfBoundsException: Cannot decompile a class located in minified AAR

IDE. Gradle Integration

• KT-48135 In the IDE import, reuse dependency granular source set KLIBs across multi-project build to avoid duplicate external libraries
• KTIJ-22345 False positive unresolved reference for members of subclasses of expect classes.
• KT-53514 HMPP: False positive for None of the following functions can be called with the arguments supplied. with Enum in common module
• KT-51583 Gradle 7.4+ | SamplesVariantRule interference: Could not resolve all files for configuration ':kotlinKlibCommonizerClasspath'
• KTIJ-21077 Dependency matrix does not work with Jetpack compose / multiplatform projects

IDE. Inspections and Intentions

• KTIJ-19531 Adapt changes about new rules for method implementation requirements
• KTIJ-22087 Support IDE inspections for upcoming data objects
• KTIJ-20510 Quick fix to implement and call correct super method in case of inheritance with defaults
• KTIJ-20170 Provide quickfix for deprecated resolution to private constructor of sealed class
• KTIJ-22630 FIR IDE: Lazy resolve exception after invocation of Override members action on value class
• KT-49643 Intentions: "Implement members" fails when base type function declaration uses unresolved generic types

IDE. JS

• KTIJ-22167 Make JS IR default in projects created by wizard
• KTIJ-22332 Wizard: Kotlin/JS projects: cssSupport DSL should be updated

IDE. KDoc

• KTIJ-22324 K2 IDE: implement reference resolve inside KDocs

IDE. Multiplatform

• KTIJ-19566 New Project Wizard: Update HMPP-related flags in multiplatform wizards

IDE. Navigation

• KT-51314 FIR IDE: show Kotlin declarations in search symbol
• KTIJ-22755 Find usage for constructor from kotlin library doesn't work for secondary constructor usages

IDE. Script

• KTIJ-22598 Add warning for standalone scripts in source roots
• KT-54325 .settings.gradle.kts and .init.gradle.kts are reported as standalone scripts

IDE. Structural Search

• KTIJ-21986 KSSR: "CodeFragment with non-kotlin context should have fakeContextForJavaFile set: originalContext = null" warning shows up when replacing

IDE. Tests Support

• KT-50269 FIR IDE: Allow running tests via gutter

IDE. Wizards

• KTIJ-23537 Wizard: projects with Android modules require higher sdkCompileVersion
• KTIJ-23525 Wizard: Compose multiplatform: project won't build and require higher compileSdkVersion
• KTIJ-22763 New Project Wizard: remove deprecated Android extensions plugin from Android target in the project constructor
• KTIJ-22481 Wizard: Kotlin -> Browser application (gradle groove). Build error

JavaScript

Fixes

• KT-55097 KJS / IR + IC: Using an internal function from a friend module throws an unbound symbol exception
• KT-54406 Kotlin/JS: build with dependencies fails with "Could not find "kotlin" in [~/.local/share/kotlin/daemon]"
• KT-53074 Make JS IR BE default in toolchain (gradle & CLI)
• KT-50589 UTF-8 Instability in kotlin.js.map
• KT-54934 KJS / IR + IC: Suspend abstract function stubs are generated with unstable lowered ic signatures
• KT-54895 KJS / IR + IC: broken cross module references for function default param wrappers
• KT-54520 KJS / IR Allow IdSignature clashes
• KT-54120 JS IR + IC: pointless invalidation of dependent code after modifying companions
• KT-53986 KJS / IR + IC: compiler produces different JS file names with IC and without IC
• KT-54010 JS IR + IC: Force IC cache invalidation after updating language version or features
• KT-53931 KJS / Gradle: Regression with 1.7.20-RC: ReferenceError: println is not defined
• KT-53968 Kotlin/JS: no UninitializedPropertyAccessException on access to non-initialized lateinit property defined in dependencies
• KT-54686 KJS / IR: Incorrect generation of signatures when one of argument is nested class
• KT-54479 KJS / IR + IC: Adding or removing companion fields leads java.lang.IllegalStateException in the compiler IC infrastructure
• KT-54382 KJS / IR: Wrong type check for inheritors of suspend functions
• KT-54323 KJS / IR + IC: Intrinsics from stdlib may lose their dependencies in incremental rebuild
• KT-53361 KJS / IR: No debug info is generated for in-line js code
• KT-53321 Implement Enum.entries lowering on JS/IR
• KT-53112 KJS IR turn on IC infra by default
• KT-50503 Kotlin/JS: IR + IC: compileTestDevelopmentExecutableKotlinJs fails with ISE: "Could not find library" after removing module dependency
• KT-54011 JS IR + IC: EnumEntries don't work well when IC is enabled
• KT-53672 KJS / IR: "IndexOutOfBoundsException: Index 0 out of bounds for length 0" caused by function reference to extension function of reified type variable
• KT-43455 KJS: IR. Incremental compilation problem with unbound symbols
• KT-53539 KJS: Exported class inherited non-exported class shows warning
• KT-53443 KJS/IR: NullPointerException caused by anonymous objects inside lambdas
• KT-52795 K/JS and K/Native IR-validation/compilation errors for a valid kotlin code
• KT-52805 KJS/IR: Invalid call of inline function in also block
• KT-51151 KJS / IR: Wrong overloaded generic method with receiver is called
• KT-52830 KJS/IR: Sourcemap disabling doesn't work
• KT-52968 KJS / IR: Buggy generation of overridden methods
• KT-53063 KJS / IR + IC: undefined cross module reference for implemented interface functions
• KT-51099 KJS / IR + IC: Cache invalidation doesn't check generic class variance annotations (in, out)
• KT-51090 KJS / IR + IC: Cache invalidation doesn't check suspend qualifier
• KT-51088 KJS / IR + IC: Cache invalidation doesn't check class qualifiers (data, inline)
• KT-51083 KJS / IR + IC: Cache invalidation doesn't check inline function which was non inline initially
• KT-51896 KJS / IR + IC: Cache invalidation doesn't trigger rebuild for fake overridden inline functions

Language Design

• KT-48385 Deprecate confusing grammar in when-with-subject
• KT-48516 Forbid @Synchronized annotation on suspend functions
• KT-41886 Ability to require opt-in for interface implementation, but not for usage
• KT-34943 OVERLOAD_RESOLUTION_AMBIGUITY inconsistent with the equivalent Java code
• KT-51334 Implement type-bound label this@Type

Libraries

New Features

• KT-21007 Provide Kotlin OSGI Bundle with extensions for JRE8 (and JRE7)
• KT-54082 Comparable and subtractible TimeMarks
• KT-52928 Provide copyToRecursively and deleteRecursively extension functions for java.nio.file.Path
• KT-49425 Update OptIn documentation to reflect latest design changes
• KT-54005 Allow calling declaringJavaClass on Enum
• KT-52933 rangeUntil members in built-in types

Performance Improvements

• KT-53508 Cache typeOf-related KType instances when kotlin-reflect is used

Fixes

• KT-51907 Switch JVM target of the standard libraries to 1.8
• KT-54835 Document that Iterable.all(emptyCollection) returns TRUE.
• KT-54168 Expand on natural order in comparator docs
• KT-53277 Stabilize experimental API for 1.8
• KT-53864 Review deprecations in stdlib for 1.8
• KT-47707 Remove the system property and the brittle contains optimization code itself
• KT-52336 Different behavior on JVM and Native in stringBuilder.append(charArray, 0, 1)
• KT-53927 Remove deprecation from ConcurrentModificationException constructors
• KT-53152 Introduce EnumEntries to stdlib as backing implementation of Enum.entries
• KT-53134 stdlib > object Charsets > not thread safe lazy initialization
• KT-51063 Gradle project with JPS runner: "JUnitException: Failed to parse version" JUnit runner internal error with JUnit
• KT-52908 Native: setUnhandledExceptionHook swallows exceptions

Native

• KT-51043 Kotlin Native: ObjC-Interop: kotlin.ClassCastException: null cannot be cast to kotlin.Function2
• KT-50786 Native: prohibit suspend calls inside autoreleasepool {}
• KT-52834 Implement test infrastructure for K2/Native

Native. C Export

• KT-36878 Reverse C Interop: incorrect headers generation for primitive unassigned type arrays
• KT-53599 [Reverse C Interop] Provide box/unbox API for unsigned primitive types
• KT-41904 Kotlin/Native : error: duplicate member for interface and function with the same name
• KT-42830 [Reverse C Interop] Add API to get value of boxed primitives
• KT-39496 K/N C: optional unsigned types as function parameters crash the compiler
• KT-39015 Cannot compile native library with nullable inline class

Native. C and ObjC Import

• KT-54738 Cocoapods cinterop: linking platform.CoreGraphics package
• KT-54001 Kotlin/Native: support header exclusion in cinterop def files
• KT-53151 Native: Custom declarations in .def don't work with modules, only headers

Native. ObjC Export

• KT-53680 Obj-C refinement annotations
• KT-54119 Native: runtime assertion failed due to missing thread state switch
• KT-42641 Don't export generated component* methods from Kotlin data classes to Obj-C header

Native. Platform Libraries

• KT-54225 Native: update to Xcode 14.1
• KT-54164 Native: commonizer fails on CoreFoundation types
• KT-39747 Why is there no WinHttp API in Kotlin/Native's Windows API?

Native. Runtime

• KT-49228 Kotlin/Native: Allow to unset unhandled exception hook
• KT-27305 Fix FILE macro inside RuntimeCheck and RuntimeAssert

Native. Runtime. Memory

• KT-54498 Deprecation message of 'FreezingIsDeprecated' is not really helpful
• KT-53182 New memory manager: Unexpected memory usage on IOS

Native. Stdlib

• KT-52429 Small Usability Improvements for Worker API

Reflection

• KT-54629 Incorrectly cached class classifier
• KT-54611 KTypeImpl does not take into account class loader from the classifier property
• KT-48136 Make Reflection.getOrCreateKotlinPackage use cache when kotlin-reflect is used
• KT-50705 Use ClassValue to cache KClass objects in kotlin-reflect
• KT-53454 Properly cache the same class's KClass when it's loaded by multiple classloaders in getOrCreateKotlinClass

Specification

• KT-54210 Update Kotlin specification to mention that since 1.8 generics in value classes are allowed

Tools. CLI

• KT-54116 Add JVM target bytecode version 19
• KT-53278 Support values 6 and 8 for -Xjdk-release
• KT-46312 CLI: Kotlin runner should use platform class loader to load JDK modules on Java 9+

Tools. Commonizer

• KT-54310 Commonizer fails on 1.8.0-dev K/N distributions
• KT-48576 [Commonizer] platform.posix.pselect not commonized in Ktor

Tools. Compiler Plugins

• KT-46959 Kotlin Lombok: Support generated builders (@Builder)
• KT-53683 Unresolved reference compilation error occurs if a file is annotated with @ Singular and has any guava collection type : ImmutableTable, ImmutableList or else
• KT-53657 [K2] Unresolved reference compilation error occurs if a field is annotated with @ Singular and has type NavigableMap without explicit types specification
• KT-53647 [K2] Unresolved reference compilation error occurs if a field is annotated with @ Singular and has type Iterable<>
• KT-53724 Param of the @ Singular lombok annotation ignoreNullCollections=true is ignored by kotlin compiler
• KT-53451 [K2] References to methods generated by @ With lombok annotation can't be resolved with enabled K2 compiler
• KT-53721 [K2] There is no compilation error while trying to add null as a param of the field with non-null type
• KT-53370 Kotlin Lombok compiler plugin can't resolve methods generated for java boolean fields annotated with @ With annotation

Tools. Compiler plugins. Serialization

• KT-54878 JVM/IR: java.lang.ClassCastException: class org.jetbrains.kotlin.ir.types.impl.IrStarProjectionImpl cannot be cast to class org.jetbrains.kotlin.ir.types.IrTypeProjection on serializer<Box<*>>()
• KT-55340 Argument for kotlinx.serialization.UseSerializers does not implement KSerializer or does not provide serializer for concrete type
• KT-55296 Improve exceptions in serialization plugin
• KT-55180 KJS: regression in serialization for Kotlin 1.8.0-beta
• KT-53157 Recursion detected in a lazy value under LockBasedStorageManager in kotlinx.serialization
• KT-54297 Regression in serializable classes with star projections
• KT-49660 kotlinx.serialization: IndexOutOfBoundsException for parameterized sealed class
• KT-43910 JS IR: Serialization with base class: "IndexOutOfBoundsException: Index 0 out of bounds for length 0"

Tools. Daemon

• KT-52622 Kotlin/JS, Kotlin/Common compilations start Kotlin daemon incompatible with Kotlin/JVM compilation on JDK 8

Tools. Gradle

New Features

• KT-27301 Expose compiler flags via Gradle lazy properties
• KT-53357 Change single build metrics property
• KT-50673 Gradle: KotlinCompile task(s) should use @NormalizeLineEndings
• KT-34464 Kotlin build report path not clickable in the IDE

Performance Improvements

• KT-51525 [Gradle] Optimize evaluating args for compile tasks
• KT-52520 Remove usage of reflection from CompilerArgumentsGradleInput

Fixes

• KT-48843 Add ability to disable Kotlin daemon fallback strategy
• KT-55334 kaptGenerateStubs passes wrong android variant module names to compiler
• KT-55255 Gradle: stdlib version alignment fails build on dynamic stdlib version.
• KT-55363 [K1.8.0-Beta] Command line parsing treats plugin parameters as source files
• KT-54993 Raise kotlin.jvm.target.validation.mode check default level to error when build is running on Gradle 8+
• KT-54136 Duplicated classes cause build failure if a dependency to kotlin-stdlib specified in an android project
• KT-50115 Setting toolchain via Java extension does not configure 'kotlinOptions.jvmTarget' value when Kotlin compilation tasks are created eagerly
• KT-55222 Migrate AndroidDependencyResolver to the new Gradle API
• KT-55119 There is no validation for different jvmTarget and targetCompatibility values in multiplatform projects with jvm target and used java sources
• KT-55102 Compile java task fails with different target version in pure kotlin project
• KT-54995 [1.8.0-Beta] compileAppleMainKotlinMetadata fails on default parameters with No value passed for parameter 'mustExist'
• KT-35003 Automatically set targetCompatibility for kotlin-jvm projects to work with gradle 6 metadata
• KT-45335 kotlinOptions.jvmTarget conflicts with Gradle variants
• KT-48798 Android: going from one to more than one productFlavor causes inputs of commonSourceSet$kotlin_gradle_plugin property of compileKotlin task to change
• KT-55019 Gradle sync: UnknownConfigurationException when adding implementation dependencies to a Kotlin with Java compilation
• KT-55004 jvmTarget value is ignored by depending modules if a task "UsesKotlinJavaToolchain" is configured for all project modules using allProjects {}
• KT-54888 Add Gradle property to suppress kotlinOptions.freeCompilerArgs modification on execution phase
• KT-54399 Undeprecate 'kotlinOptions' DSL
• KT-54306 Change the naming of newly added Compiler*Options classes and interfaces
• KT-54580 KotlinOptions in AbstractKotlinCompilation class are deprecated
• KT-54653 java.lang.NoClassDefFoundError: kotlin/jdk7/AutoCloseableKt exception if a dependency to the kotlin-stdlib is added
• KT-52624 Compatibility with Gradle 7.3 release
• KT-54703 Stdlib substitution does not work with JPMS modules
• KT-54602 Prevent leaking Gradle Compile DSL types into compiler cli runtime
• KT-54439 Project failed to sync Native LaguageSettings to compiler options in afterEvaluate
• KT-53885 Bump minimal supported Gradle version to 6.8.3
• KT-53773 Protect and system properties can contain sensitive data
• KT-53732 Add custom values limits for build scan reports
• KT-52623 Compatibility with Gradle 7.2. release
• KT-51831 Gradle: remove kotlin.compiler.execution.strategy system property
• KT-51679 Change deprecation level to error for KotlinCompile setClasspath/getClasspath methods
• KT-54335 Kotlin build report configuration. There is no validation for SINGLE_FILE output if the required kotlin.build.report.single_file property is empty or absent
• KT-54356 Kotlin build report configuration. Wrong path is used for the property kotlin.internal.single.build.metrics.file
• KT-53617 KotlinCompilerExecutionStrategy value is ignored by depending modules if configure once for all project modules using allProjects {}
• KT-53823 Kotlin Gradle Plugin uses deprecated Gradle API: Provider.forUseAtConfigurationTime()
• KT-54142 Increase Kotlin Gradle plugin Gradle target API to 7.5
• KT-50161 Android variant filter breaks KotlinCompile cache compatibility
• KT-54113 LanguageSettings to KotlinNativeLink.toolOptions sync are executed on the wrong context
• KT-53830 Versions of kotlin-stdlib-jdk8 and kotlin-stdlib-jdk7 aren't overrided if added as transitive dependencies to kotlin-stdlib
• KT-54112 Missing target input on KotlinNativeLink task
• KT-45879 Documentation: Wrong kotlin languageVersion "1.6 (EXPERIMENTAL)"
• KT-54103 Remove JvmTarget.JVM_1_6 from generated Gradle compiler type
• KT-52959 KMP code is breaking Gradle project isolation
• KT-50598 MULTIPLE_KOTLIN_PLUGINS_SPECIFIC_MROJECTS_WARNING is only shown on first build
• KT-53246 Gradle: Special characters in paths of errors and warnings should be escaped
• KT-47730 How to avoid stdlib coming from Kotlin gradle plugin
• KT-52209 Corrupted cache and non-incremental build if produce caches "in process" and restore then compiling with kotlin daemon
• KT-41642 "TaskDependencyResolveException: Could not determine the dependencies" when trying to apply stdlib
• KT-53390 Drop usage of -Xjava-source-roots when passing java sources required for Kotlin compilation
• KT-52984 Kotlin Gradle plugin is misbehaving by resolving DomainObjectCollection early
• KT-38622 Non-incremental compilation because of R.jar with Android Gradle plugin 3.6
• KT-38576 AnalysisResult.RetryWithAdditionalRoots crashes during incremental compilation with java classes in classpath

Tools. Gradle. Cocoapods

• KT-54314 Cocoapods: Signing pod dependency for Xcode 14
• KT-54060 Xcode 14: disable bitcode embedding for Apple frameworks
• KT-53340 Change default linking type for frameworks registered by cocoapods plugin
• KT-53392 Deprecate and delete downloading pod dependencies by direct link
• KT-53695 Build of macOS application fails if a framework is integrated via Cocoapods plugin

Tools. Gradle. JS

• KT-53367 KJS: Migrate cssSupport API
• KT-45789 KJS / IR: Transitive NPM dependencies are not included in PublicPackageJsonTask output
• KT-55099 K/JS: Second declaration of JS target without compiler type report warning incorrectly
• KT-52951 [KGP/JS] Browser test target registration via properties
• KT-52950 KJS: Report if yarn.lock was updated during built
• KT-53374 KJS / Gradle: Implement IDEA sync detection logic via ValueSource to improve configuration cache support
• KT-53381 Kotlin/JS: with erased kotlin-js-store/ and reportNewYarnLock = true the task kotlinUpgradeYarnLock always fails
• KT-53788 KJS / Gradle: Disable Gradle build cache for KotlinJsDce when development mode is enabled
• KT-53614 Kotlin/JS upgrade npm dependencies

Tools. Gradle. Multiplatform

New Features

• KT-53396 Support 'implementation platform()' by gradle kotlin mpp plugin for JVM target
• KT-40489 MPP / Gradle: support BOM (enforcedPlatform) artifacts in source set dependencies DSL

Performance Improvements

• KT-52726 [MPP] Optimize caching/performance/call-sites of 'compilationsBySourceSets'

Fixes

• KT-54634 MPP: Test Failure causes: KotlinJvmTest$Executor$execute$1 does not define failure
• KT-35916 Gradle MPP plugin: Configurations for a main compilation and its default source set have different naming
• KT-46960 Repeated kotlin/native external libraries in project
• KT-27292 MPP: jvm { withJava() }: Gradle build: Java source under Kotlin root is resolved while building, but does not produce output class files
• KT-34650 Naming clash in MPP+Android: androidTest vs androidAndroidTest
• KT-54387 Remove MPP alpha stability warning
• KT-31468 Targets disambiguation doesn't work if a depending multiplatform module uses withJava() mode
• KT-54090 Take an Apple test device from the device list
• KT-54301 KotlinToolingVersionOrNull: IllegalArgumentException
• KT-53256 Implement K/N compiler downloading for KPM
• KT-45412 KotlinCompilation: Make sure .kotlinSourceSets and .allKotlinSourceSets include the default source set
• KT-49202 Tests on android target can't be executed in multiplatform project if dependency to kotlin-test framework is provided as a single dependency and tests configured to be executed via Junit5

Tools. Gradle. Native

New Features

• KT-43293 Support Gradle configuration caching with Kotlin/Native
• KT-53107 Add arm64 support for watchOS targets (Xcode 14)

Fixes

• KT-53704 Native cinterop: eager header path calculation
• KT-54814 Kotlin/Native: Github Actions: Testing watchOSX64 with Xcode 14 — Invalid device: Apple Watch Series 5
• KT-54627 Native: :commonizeNativeDistribution with configuration cache enabled fails even when set to warn on JDK 17
• KT-54339 Link tasks fail if Gradle Configuration Cache is enabled
• KT-53191 Native cinterop sync problem with gradle
• KT-54583 watchosDeviceArm64 target shouldn't register test tasks
• KT-52303 Gradle / Native: Build tasks ignore project.buildDir
• KT-54442 Gradle iOS test tasks fail if a device is not selected explicitly
• KT-54177 Gradle: Deprecate enableEndorsedLibs flag
• KT-47355 Support macos target for FatFramework task
• KT-53339 MPP / CocoaPods: The static framework fails to install on a real iOS device
• KT-31573 Missing description for Native Gradle tasks
• KT-53131 Gradle Sync: "NoSuchElementException: Array contains no element matching the predicate" with CocoaPods
• KT-53686 Task assembleReleaseXCFramework fails with "error: the path does not point to a valid framework" if project name contains a dash

Tools. Incremental Compile

• KT-54144 New IC: "IllegalStateException: The following LookupSymbols are not yet converted to ProgramSymbols" when changing an inline function with custom JvmName
• KT-53871 New IC: "IllegalStateException: The following LookupSymbols are not yet converted to ProgramSymbols" when changing an inline property accessor
• KT-19804 Relocatable IC caches

Tools. JPS

• KT-45474 False positive NO_ELSE_IN_WHEN on sealed class with incremental compilation
• KT-54228 Switching abstract to sealed classes causes incremental issue
• KT-38483 JPS: Stopping compilation causes IDE CompilationCanceledException
• KT-50310 False positive NO_ELSE_IN_WHEN on incremental build when adding sealed classes
• KT-48813 Move cache version to compiler
• KTIJ-921 JPS: FileNotFoundException on project build in mixed Kotlin/Scala project

Tools. Kapt

• KT-54187 JVM IR + kapt: incorrect modifier final is generated for nested enum in interface
• KT-48827 Remove 'kapt.use.worker.api' property

Tools. Scripts

• KT-54355 Scripts: Internal compiler error (languageVersion=1.9)
• KT-53009 Scripting: NDFDE “Descriptor wasn't found for declaration SCRIPT” on using script definition with kotlin from master

v1.7.22

Compare Source

This is a technical release. It doesn't contain any fixes that aren't included in Kotlin 1.7.21. Version 1.7.22 of the Kotlin plugin will not be available for downloading or installing in any IDEs.

Checksums

File	Sha256
kotlin-compiler-1.7.22.zip	9db4b467743c1aea8a21c08e1c286bc2aeb93f14c7ba2037dbd8f48adc357d83
kotlin-native-linux-x86_64-1.7.22.tar.gz	dd004d520056aba67f2955a3bec5af75f8f2d78b179d4b5f733a77e3eef57aff
kotlin-native-macos-x86_64-1.7.22.tar.gz	153fa411fa8c993ce2635e2504e9b102cb05362cc794b66ef9def26a78b427b5
kotlin-native-macos-aarch64-1.7.22.tar.gz	4ffcd76c77cc824eff8addd5e2a73da4f3bbd3584fa9ef282b3f669c45426b1e
kotlin-native-windows-x86_64-1.7.22.zip	3bccd23479848ec61c56ed5760010456d17acbe88a00a1f10fb38eae256f2e92

v1.7.21

Compare Source

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

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pom.xml

@@ -20,7 +20,7 @@
     <properties>
         <flyway.version>7.15.0</flyway.version>
         <java.version>11</java.version>
-        <kotlin.version>1.7.20</kotlin.version>
+        <kotlin.version>1.8.20</kotlin.version>
         <commons-compress.version>1.21</commons-compress.version>
         <commons-text.version>1.10.0</commons-text.version>
         <hamcrest-date.version>2.0.8</hamcrest-date.version>