v1.4.21

Bug fixes

• KT-43517
• KT-43530
• KT-43265

Download the binary distribution from https://github.com/JetBrains/kotlin/releases/tag/v1.4.21

v1.4.20

• XCode 12 support
• Completely reworked escape analysis for object allocation
• Use ForeignException wrapper to handle native exceptions (GH-3553)
• CocoaPods plugin improvements
• equals/hashCode support for adapted callable references (KT-39800)
• equals/hashCode support for fun interfaces (KT-39798)
• IR-level optimizations
  • Constant folding
  • String concatenation flattenning
• Various fixes/improvements to compiler caches
• Some fixes to samples (calculator, tensorflow)
• Bug fixes
  • Eliminate recursive GC calls (KT-42275)
  • Fix support for @OverrideInit constructors with default arguments (KT-41910)
  • Fix support for forward declarations (KT-41655)
  • KT-41394
  • KT-41811
  • KT-41716
  • KT-41250
  • KT-42000
  • KT-41907

Download the binary distribution from https://github.com/JetBrains/kotlin/releases/tag/v1.4.20

v1.4.10

• Fixed a newline handling in @deprecated annotation in ObjCExport (KT-39206)
• Fixed suspend function types in ObjCExport (KT-40976)
• Fixed support for unsupported C declarations in cinterop (KT-39762)

Download the binary distribution from https://github.com/JetBrains/kotlin/releases/tag/v1.4.10

Kotlin/Native 1.4.0

• Objective-C/Swift interop:
  • Reworked exception handling (GH-3822, GH-3842)
  • Enabled support for Objective-C generics by default (GH-3778)
  • Support for Kotlin’s suspending functions (GH-3915)
  • Handle variadic block types in ObjC interop (KT-36766)
• Added native-specific frontend checkers (implemented in the main Kotlin repository: GH-3293, GH-3091, GH-3172)
• .dSYMs for release binaries on Apple platforms (GH-4085)
• Improved compilation time of builds with interop libraries by reworking cinterop under the hood.
• Experimental mimalloc allocator support (-Xallocator=mimalloc) to improve execution time performance. (GH-3704)
• Tune GC to improve execution time performance
• Various fixes to compiler caches and Gradle daemon usage

Download the binary distribution from https://github.com/JetBrains/kotlin/releases/tag/v1.4.0

Kotlin/Native 1.3.72

• Fix ios_x64 platform libs cache for iOS 11 and 12 (GH-4071)

Kotlin/Native 1.3.71

• Fix lazy {} memory leak regression (KT-37232, GH-3944)
• Fix using cached Kotlin subclasses of Objective-C classes (GH-3986)

Kotlin/Native 1.3.70

• Support compiler caches for debug mode (GH-3650)
• Support running Kotlin/Native compiler from Gradle daemon (GH-3442)
• Support multiple independent Kotlin frameworks in the same application (GH-3457)
• Compile-time allocation for some singleton objects (GH-3645)
• Native support for SIMD vector types in compiler and interop (GH-3498)
• API for runtime detector of cyclic garbage (GH-3616)
• Commonized StringBuilder (GH-3593) and Float.rangeTo (KT-35299)
• Fix interop with localized strings (GH-3562)
• Provide utility for user-side generation of platform libraries (GH-3538)
• On-stack allocation using local escape analysis (GH-3625)
• Code coverage support on Linux and Windows (GH-3403)
• Debugging experience improvements (GH-3561, GH-3638, GH-3606)

Kotlin/Native 1.3.60

• Support XCode 11
• Switch to LLVM 8.0
• New compiler targets:
  • watchOS targets, watchos_x86, watchos_arm64 and watchos_arm32 (GH-3323, GH-3404, GH-3344)
  • tvOS targets tvos_x64 and tvos_arm64 (GH-3303, GH-3363)
  • native Android targets android_x86 and android_x64 (GH-3306, GH-3314)
• Standard CLI library kotlinx.cli is shipped with the compiler distribution (GH-3215)
• Improved debug information for inline functions (KT-28929, GH-3292)
• Improved runtime performance of interface calls, up to 5x faster (GH-3377)
• Improved runtime performance of type checks, up to 50x faster (GH-3291)
• Produce native binaries directly from klibs, speeds up large project compilation (GH-3246)
• Supported arbitrary (up to 255 inclusive) function arity (GH-3253)
• Supported callable references to suspend functions (GH-3197)
• Implemented experimental -Xg0 switch, symbolication of release binaries for iOS (GH-3233, GH-3367)
• Interop:
  • Allow passing untyped null as variadic function's parameter (GH-3312, KT-33525)
• Standard library:
  • Allow scheduling jobs in arbitrary K/N context, not only Worker (GH-3316)
• Important bug fixes:
  • Boxed negative values can lead to crashes on ios_arm64 (GH-3296)
  • Implemented thread-safe tracking of Objective-C references to Kotlin objects (GH-3267)

Kotlin/Native 1.3.50

• Kotlin/Native versioning now aligned with Kotlin versioning
• Exhaustive platform libraries on macOS (GH-3141)
• Update to Gradle 5.5 (GH-3166)
• Improved debug information correctness (GH-3130)
• Major memory manager refactoring (GH-3129)
• Embed actual bitcode in produced frameworks (GH-2974)
• Compilation speed improvements
• Interop:
  • Support kotlin.Deprecated when producing framework (GH-3114)
  • Ensure produced Objective-C header does not have warnings (GH-3101)
  • Speed up interop stub generator (GH-3082, GH-3050)
  • getOriginalKotlinClass() to get KClass for Kotlin classes in Objective-C (GH-3036)
• Standard library
  • API for delayed job execution on worker (GH-2971)
  • API for running via worker's job queue (GH-3078)
  • MonoClock and Duration support (GH-3028)
  • Support typeOf (KT-29917, KT-28625)
  • New zero-terminated utf8 to String conversion API (GH-3116)

Download the binary distribution from https://github.com/JetBrains/kotlin/releases/tag/v1.3.50

Kotlin/Native beta for Kotlin 1.3.41

Download the binary distribution from https://github.com/JetBrains/kotlin/releases/tag/v1.3.41