Update Kotlin to 1.7.20 (#3478)

* Update Kotlin to 1.7.20
* Add workaround for compiler bug
* Update atomicfu and Dokka

Author: qwwdfsad

README.md

@@ -4,11 +4,11 @@
 [![JetBrains official project](https://jb.gg/badges/official.svg)](https://confluence.jetbrains.com/display/ALL/JetBrains+on+GitHub)
 [![GitHub license](https://img.shields.io/badge/license-Apache%20License%202.0-blue.svg?style=flat)](https://www.apache.org/licenses/LICENSE-2.0)
 [![Download](https://img.shields.io/maven-central/v/org.jetbrains.kotlinx/kotlinx-coroutines-core/1.6.4)](https://search.maven.org/artifact/org.jetbrains.kotlinx/kotlinx-coroutines-core/1.6.4/pom)
-[![Kotlin](https://img.shields.io/badge/kotlin-1.7.10-blue.svg?logo=kotlin)](http://kotlinlang.org)
+[![Kotlin](https://img.shields.io/badge/kotlin-1.7.20-blue.svg?logo=kotlin)](http://kotlinlang.org)
 [![Slack channel](https://img.shields.io/badge/chat-slack-green.svg?logo=slack)](https://kotlinlang.slack.com/messages/coroutines/)
 
 Library support for Kotlin coroutines with [multiplatform](#multiplatform) support.
-This is a companion version for the Kotlin `1.7.10` release.
+This is a companion version for the Kotlin `1.7.20` release.
 
 ```kotlin
 suspend fun main() = coroutineScope {
@@ -92,7 +92,7 @@ And make sure that you use the latest Kotlin version:
 
 ```xml
 <properties>
-    <kotlin.version>1.7.10</kotlin.version>
+    <kotlin.version>1.7.20</kotlin.version>
 </properties>
 ```
 
@@ -111,10 +111,10 @@ And make sure that you use the latest Kotlin version:
 ```kotlin
 plugins {
     // For build.gradle.kts (Kotlin DSL)
-    kotlin("jvm") version "1.7.10"
+    kotlin("jvm") version "1.7.20"
 
     // For build.gradle (Groovy DSL)
-    id "org.jetbrains.kotlin.jvm" version "1.7.10"
+    id "org.jetbrains.kotlin.jvm" version "1.7.20"
 }
 ```
 

gradle.properties

@@ -5,16 +5,16 @@
 # Kotlin
 version=1.6.4-SNAPSHOT
 group=org.jetbrains.kotlinx
-kotlin_version=1.7.10
+kotlin_version=1.7.20
 
 # Dependencies
 junit_version=4.12
 junit5_version=5.7.0
-atomicfu_version=0.18.2
+atomicfu_version=0.18.4
 knit_version=0.4.0
 html_version=0.7.2
 lincheck_version=2.14.1
-dokka_version=1.6.21
+dokka_version=1.7.20
 byte_buddy_version=1.10.9
 reactor_version=3.4.1
 reactive_streams_version=1.0.3

gradle/compile-native-multiplatform.gradle

@@ -6,10 +6,12 @@ project.ext.nativeMainSets = []
 project.ext.nativeTestSets = []
 
 kotlin {
-    targets.metaClass.addTarget = { preset ->
-        def target = delegate.fromPreset(preset, preset.name)
-        project.ext.nativeMainSets.add(target.compilations['main'].kotlinSourceSets.first())
-        project.ext.nativeTestSets.add(target.compilations['test'].kotlinSourceSets.first())
+    targets {
+        delegate.metaClass.addTarget = { preset ->
+            def target = delegate.fromPreset(preset, preset.name)
+            project.ext.nativeMainSets.add(target.compilations['main'].kotlinSourceSets.first())
+            project.ext.nativeTestSets.add(target.compilations['test'].kotlinSourceSets.first())
+        }
     }
 
     targets {

integration-testing/gradle.properties

@@ -1,4 +1,4 @@
-kotlin_version=1.7.10
+kotlin_version=1.7.20
 coroutines_version=1.6.4-SNAPSHOT
 asm_version=9.3
 

kotlinx-coroutines-core/jvm/src/internal/SegmentBasedQueue.kt

@@ -35,6 +35,7 @@ internal class SegmentBasedQueue<T> {
         while (true) {
             val curTail = this.tail.value
             val enqIdx = this.enqIdx.getAndIncrement()
+            @Suppress("INFERRED_TYPE_VARIABLE_INTO_POSSIBLE_EMPTY_INTERSECTION") // KT-54411
             val segmentOrClosed = this.tail.findSegmentAndMoveForward(id = enqIdx, startFrom = curTail, createNewSegment = ::createSegment)
             if (segmentOrClosed.isClosed) return null
             val s = segmentOrClosed.segment
@@ -48,6 +49,7 @@ internal class SegmentBasedQueue<T> {
             if (this.deqIdx.value >= this.enqIdx.value) return null
             val curHead = this.head.value
             val deqIdx = this.deqIdx.getAndIncrement()
+            @Suppress("INFERRED_TYPE_VARIABLE_INTO_POSSIBLE_EMPTY_INTERSECTION") // KT-54411
             val segmentOrClosed = this.head.findSegmentAndMoveForward(id = deqIdx, startFrom = curHead, createNewSegment = ::createSegment)
             if (segmentOrClosed.isClosed) return null
             val s = segmentOrClosed.segment
@@ -122,4 +124,4 @@ internal class OneElementSegment<T>(id: Long, prev: OneElementSegment<T>?, point
     }
 }
 
-private val BROKEN = Symbol("BROKEN")
+private val BROKEN = Symbol("BROKEN")