Switch Kotlin project to jvm-target 1.8

#KT-29405

compiler/backend-common/build.gradle.kts

@@ -4,8 +4,6 @@ plugins {
     id("jps-compatible")
 }
 
-jvmTarget = "1.6"
-
 dependencies {
     compile(project(":core:descriptors"))
     compile(project(":core:descriptors.jvm"))

compiler/backend/build.gradle.kts

@@ -3,8 +3,6 @@ plugins {
     id("jps-compatible")
 }
 
-jvmTarget = "1.6"
-
 dependencies {
     compile(project(":kotlin-annotations-jvm"))
     compile(project(":compiler:util"))

compiler/build.gradle.kts

@@ -8,14 +8,6 @@ plugins {
     id("jps-compatible")
 }
 
-tasks.named<KotlinJvmCompile>("compileKotlin") {
-    kotlinOptions.jvmTarget = "1.6"
-}
-
-tasks.named<KotlinJvmCompile>("compileTestKotlin") {
-    kotlinOptions.jvmTarget = "1.8"
-}
-
 val compilerModules: Array<String> by rootProject.extra
 val otherCompilerModules = compilerModules.filter { it != path }
 

compiler/cli/cli-common/build.gradle.kts

@@ -4,8 +4,6 @@ plugins {
     id("jps-compatible")
 }
 
-jvmTarget = "1.6"
-
 dependencies {
     compile(project(":core:util.runtime"))
     compile(project(":compiler:frontend"))

compiler/cli/cli-runner/build.gradle.kts

@@ -6,8 +6,6 @@ plugins {
     id("jps-compatible")
 }
 
-jvmTarget = "1.6"
-
 dependencies {
     compile(kotlinStdlib())
 }

compiler/compiler-runner/build.gradle.kts

@@ -8,8 +8,6 @@ plugins {
     id("jps-compatible")
 }
 
-jvmTarget = "1.6"
-
 dependencies {
     compile(project(":kotlin-build-common"))
     compileOnly(project(":compiler:cli-common"))

compiler/container/build.gradle.kts

@@ -3,8 +3,6 @@ plugins {
     id("jps-compatible")
 }
 
-jvmTarget = "1.6"
-
 dependencies {
     compile(project(":core:util.runtime"))
     compile(commonDep("javax.inject"))

compiler/daemon/build.gradle.kts

@@ -4,8 +4,6 @@ plugins {
     id("jps-compatible")
 }
 
-jvmTarget = "1.6"
-
 dependencies {
     compile(project(":compiler:cli"))
     compile(project(":compiler:daemon-common"))

compiler/daemon/daemon-client/build.gradle.kts

@@ -7,8 +7,6 @@ plugins {
     id("jps-compatible")
 }
 
-jvmTarget = "1.6"
-
 val nativePlatformVariants = listOf(
     "windows-amd64",
     "windows-i386",

compiler/daemon/daemon-common/build.gradle.kts

@@ -4,8 +4,6 @@ plugins {
     id("jps-compatible")
 }
 
-jvmTarget = "1.6"
-
 dependencies {
     compile(project(":core:descriptors"))
     compile(project(":core:descriptors.jvm"))

compiler/fir/cones/build.gradle.kts

@@ -8,8 +8,6 @@ plugins {
     id("jps-compatible")
 }
 
-jvmTarget = "1.6"
-
 dependencies {
     compile(project(":core:descriptors"))
 

compiler/fir/java/build.gradle.kts

@@ -4,8 +4,6 @@ plugins {
     id("jps-compatible")
 }
 
-jvmTarget = "1.6"
-
 dependencies {
     compile(project(":compiler:frontend.common"))
     compile(project(":compiler:frontend.java"))

compiler/fir/psi2fir/build.gradle.kts

@@ -8,8 +8,6 @@ plugins {
     id("jps-compatible")
 }
 
-jvmTarget = "1.6"
-
 dependencies {
     compile(project(":compiler:psi"))
     compile(project(":core:descriptors"))

compiler/fir/resolve/build.gradle.kts

@@ -8,8 +8,6 @@ plugins {
     id("jps-compatible")
 }
 
-jvmTarget = "1.6"
-
 dependencies {
     compile(project(":core:descriptors"))
     compile(project(":core:deserialization"))

compiler/fir/tree/build.gradle.kts

@@ -8,8 +8,6 @@ plugins {
     id("jps-compatible")
 }
 
-jvmTarget = "1.6"
-
 dependencies {
     compile(project(":compiler:frontend.common"))
     compile(project(":core:descriptors"))

compiler/fir/tree/visitors-generator/build.gradle.kts

@@ -10,8 +10,6 @@ plugins {
     id("jps-compatible")
 }
 
-jvmTarget = "1.6"
-
 dependencies {
     compile(project(":compiler:psi"))
 

compiler/frontend.java/build.gradle.kts

@@ -3,8 +3,6 @@ plugins {
     id("jps-compatible")
 }
 
-jvmTarget = "1.6"
-
 dependencies {
     compile(project(":core:descriptors"))
     compile(project(":core:descriptors.jvm"))

compiler/frontend.script/build.gradle.kts

@@ -4,8 +4,6 @@ plugins {
     id("jps-compatible")
 }
 
-jvmTarget = "1.6"
-
 dependencies {
     compile(project(":compiler:util"))
     compile(project(":compiler:frontend"))

compiler/frontend/build.gradle.kts

@@ -4,8 +4,6 @@ plugins {
     id("jps-compatible")
 }
 
-jvmTarget = "1.6"
-
 dependencies {
     compile(project(":kotlin-annotations-jvm"))
     compile(project(":core:descriptors"))

compiler/incremental-compilation-impl/build.gradle.kts

@@ -4,8 +4,6 @@ plugins {
     id("jps-compatible")
 }
 
-jvmTarget = "1.6"
-
 dependencies {
     compile(project(":core:descriptors"))
     compile(project(":core:descriptors.jvm"))

compiler/ir/backend.common/build.gradle.kts

@@ -3,8 +3,6 @@ plugins {
     id("jps-compatible")
 }
 
-jvmTarget = "1.6"
-
 dependencies {
     compile(project(":compiler:util"))
     compile(project(":compiler:frontend"))

compiler/ir/backend.js/build.gradle.kts

@@ -3,8 +3,6 @@ plugins {
     id("jps-compatible")
 }
 
-jvmTarget = "1.6"
-
 dependencies {
     compile(project(":compiler:util"))
     compile(project(":compiler:frontend"))

compiler/ir/ir.ir2cfg/build.gradle.kts

@@ -4,8 +4,6 @@ plugins {
     id("jps-compatible")
 }
 
-jvmTarget = "1.6"
-
 dependencies {
     compile(project(":compiler:util"))
     compile(project(":compiler:frontend"))

compiler/ir/ir.psi2ir/build.gradle.kts

@@ -3,8 +3,6 @@ plugins {
     id("jps-compatible")
 }
 
-jvmTarget = "1.6"
-
 dependencies {
     compile(project(":compiler:util"))
     compile(project(":compiler:frontend"))

compiler/ir/ir.tree/build.gradle.kts

@@ -4,8 +4,6 @@ plugins {
     id("jps-compatible")
 }
 
-jvmTarget = "1.6"
-
 dependencies {
     compile(intellijDep())
     compile(project(":compiler:util"))

compiler/light-classes/build.gradle.kts

@@ -4,8 +4,6 @@ plugins {
     id("jps-compatible")
 }
 
-jvmTarget = "1.6"
-
 dependencies {
     compile(project(":compiler:util"))
     compile(project(":compiler:backend"))

compiler/plugin-api/build.gradle.kts

@@ -4,8 +4,6 @@ plugins {
     id("jps-compatible")
 }
 
-jvmTarget = "1.6"
-
 dependencies {
     compile(project(":compiler:util"))
     compile(project(":compiler:frontend"))

compiler/preloader/build.gradle.kts

@@ -6,8 +6,6 @@ plugins {
     id("jps-compatible")
 }
 
-jvmTarget = "1.6"
-
 dependencies {
     compileOnly(intellijDep()) { includeJars("asm-all", rootProject = rootProject) }
 }

compiler/psi/build.gradle.kts

@@ -13,8 +13,6 @@ repositories {
     maven("https://jetbrains.bintray.com/intellij-third-party-dependencies")
 }
 
-jvmTarget = "1.6"
-
 val jflexPath by configurations.creating
 
 dependencies {

compiler/resolution/build.gradle.kts

@@ -4,8 +4,6 @@ plugins {
     id("jps-compatible")
 }
 
-jvmTarget = "1.6"
-
 dependencies {
     compile(project(":compiler:util"))
     compile(project(":core:descriptors"))

compiler/serialization/build.gradle.kts

@@ -4,8 +4,6 @@ plugins {
     id("jps-compatible")
 }
 
-jvmTarget = "1.6"
-
 dependencies {
     compile(project(":compiler:util"))
     compile(project(":compiler:frontend"))

compiler/util/build.gradle.kts

@@ -4,8 +4,6 @@ plugins {
     id("jps-compatible")
 }
 
-jvmTarget = "1.6"
-
 dependencies {
     compile(kotlinStdlib())
     compile(project(":core:deserialization"))

generators/test-generator/build.gradle.kts

@@ -4,8 +4,6 @@ plugins {
     id("jps-compatible")
 }
 
-jvmTarget = "1.6"
-
 dependencies {
     compile(intellijDep()) { includeJars("util") }
     testCompile(project(":core:util.runtime"))

idea/kotlin-gradle-tooling/build.gradle.kts

@@ -6,8 +6,6 @@ plugins {
     id("jps-compatible")
 }
 
-jvmTarget = "1.6"
-
 dependencies {
     compile(kotlinStdlib())
     compile(project(":compiler:cli-common"))

idea/kotlin-gradle-tooling/build.gradle.kts.181

@@ -6,8 +6,6 @@ plugins {
     id("jps-compatible")
 }
 
-jvmTarget = "1.6"
-
 dependencies {
     compile(kotlinStdlib())
     compile(project(":compiler:cli-common"))

idea/kotlin-gradle-tooling/build.gradle.kts.as32

@@ -6,8 +6,6 @@ plugins {
     id("jps-compatible")
 }
 
-jvmTarget = "1.6"
-
 dependencies {
     compile(kotlinStdlib())
     compile(project(":compiler:cli-common"))

js/js.ast/build.gradle.kts

@@ -4,8 +4,6 @@ plugins {
     id("jps-compatible")
 }
 
-jvmTarget = "1.6"
-
 dependencies {
     compile(project(":compiler:util"))
     compile(project(":compiler:frontend"))

js/js.frontend/build.gradle.kts

@@ -4,8 +4,6 @@ plugins {
     id("jps-compatible")
 }
 
-jvmTarget = "1.6"
-
 dependencies {
     compile(project(":compiler:util"))
     compile(project(":compiler:frontend"))

js/js.serializer/build.gradle.kts

@@ -4,8 +4,6 @@ plugins {
     id("jps-compatible")
 }
 
-jvmTarget = "1.6"
-
 dependencies {
     compile(project(":compiler:util"))
     compile(project(":compiler:frontend"))

js/js.translator/build.gradle.kts

@@ -6,8 +6,6 @@ plugins {
     id("jps-compatible")
 }
 
-jvmTarget = "1.6"
-
 dependencies {
     compile(project(":core:descriptors"))
     compile(project(":compiler:util"))

konan/library-reader/build.gradle.kts

@@ -5,8 +5,6 @@ plugins {
 
 description = "Kotlin/Native deserializer and library reader"
 
-jvmTarget = "1.6"
-
 dependencies {
 
     // Compile-only dependencies are needed for compilation of this module:

konan/utils/build.gradle.kts

@@ -5,8 +5,6 @@ plugins {
 
 description = "Kotlin/Native utils"
 
-jvmTarget = "1.6"
-
 dependencies {
     compile(kotlinStdlib())
 }

libraries/scripting/intellij/build.gradle.kts

@@ -4,8 +4,6 @@ plugins {
     id("jps-compatible")
 }
 
-jvmTarget = "1.6"
-
 dependencies {
     compile(project(":kotlin-script-runtime"))
     compile(kotlinStdlib())

libraries/scripting/jvm-host/build.gradle.kts

@@ -4,8 +4,6 @@ plugins {
     id("jps-compatible")
 }
 
-jvmTarget = "1.6"
-
 dependencies {
     compile(project(":kotlin-script-runtime"))
     compile(kotlinStdlib())

libraries/tools/kotlin-maven-serialization/pom.xml

@@ -72,6 +72,9 @@
                         <goals> <goal>compile</goal> </goals>
                     </execution>
                 </executions>
+                <configuration>
+                    <jvmTarget>1.8</jvmTarget>
+                </configuration>
             </plugin>
             <plugin>
                 <groupId>org.codehaus.plexus</groupId>

libraries/tools/kotlin-prepush-hook/build.gradle.kts

@@ -4,8 +4,6 @@ import java.io.File
 apply { plugin("java") }
 apply { plugin("jps-compatible") }
 
-jvmTarget = "1.6"
-
 sourceSets {
     "main" { projectDefault() }
     "test" {}

plugins/allopen/allopen-ide/build.gradle.kts

@@ -6,8 +6,6 @@ plugins {
     id("jps-compatible")
 }
 
-jvmTarget = "1.6"
-
 dependencies {
     compile(project(":kotlin-allopen-compiler-plugin"))
     compile(project(":compiler:util"))

plugins/android-extensions/android-extensions-idea/build.gradle.kts

@@ -6,8 +6,6 @@ plugins {
     id("jps-compatible")
 }
 
-jvmTarget = "1.6"
-
 dependencies {
     testRuntime(intellijDep())
 

plugins/annotation-based-compiler-plugins-ide-support/build.gradle.kts

@@ -4,8 +4,6 @@ plugins {
     id("jps-compatible")
 }
 
-jvmTarget = "1.6"
-
 dependencies {
     compile(project(":compiler:util"))
     compile(project(":compiler:frontend"))

plugins/kapt3/kapt3-idea/build.gradle.kts

@@ -4,8 +4,6 @@ plugins {
     id("jps-compatible")
 }
 
-jvmTarget = "1.6"
-
 dependencies {
     compile(kotlinStdlib())
     compile(project(":compiler:frontend"))

plugins/kotlin-serialization/kotlin-serialization-compiler/build.gradle.kts

@@ -5,8 +5,6 @@ plugins {
     id("jps-compatible")
 }
 
-jvmTarget = "1.6"
-
 dependencies {
     compileOnly(intellijCoreDep()) { includeJars("intellij-core") }
 

plugins/kotlin-serialization/kotlin-serialization-ide/build.gradle.kts

@@ -6,8 +6,6 @@ plugins {
     id("jps-compatible")
 }
 
-jvmTarget = "1.6"
-
 dependencies {
     compile(project(":kotlinx-serialization-compiler-plugin"))
     compile(project(":idea"))

plugins/noarg/noarg-ide/build.gradle.kts

@@ -6,8 +6,6 @@ plugins {
     id("jps-compatible")
 }
 
-jvmTarget = "1.6"
-
 dependencies {
     compile(project(":kotlin-noarg-compiler-plugin"))
     compile(project(":compiler:util"))

plugins/sam-with-receiver/sam-with-receiver-ide/build.gradle.kts

@@ -6,8 +6,6 @@ plugins {
     id("jps-compatible")
 }
 
-jvmTarget = "1.6"
-
 dependencies {
     compile(project(":kotlin-sam-with-receiver-compiler-plugin"))
     compile(project(":plugins:annotation-based-compiler-plugins-ide-support"))

usage-statistics/build.gradle.kts

@@ -4,8 +4,6 @@ plugins {
     id("jps-compatible")
 }
 
-jvmTarget = "1.6"
-
 dependencies {
     compile(intellijDep()) {
         includeJars("platform-api", "platform-impl", "extensions", rootProject = rootProject)