Use new -Xinline-classes compiler flag in the corresponding IDEA intention

idea/testData/gradle/configurator/changeFeatureSupportGSKWithXFlag/build.gradle.kts

@@ -0,0 +1,15 @@
+import org.jetbrains.kotlin.gradle.tasks.KotlinCompile
+
+plugins {
+    id("org.jetbrains.kotlin.jvm") version "1.3.50"
+}
+
+repositories {
+    mavenCentral()
+    maven { setUrl("https://dl.bintray.com/kotlin/kotlin-eap") }
+}
+
+val compileKotlin: KotlinCompile by tasks
+compileKotlin.kotlinOptions {
+    freeCompilerArgs = listOf("-Xinline-classes")
+}

idea/testData/gradle/configurator/changeFeatureSupportGSKWithXFlag/build.gradle.kts.after

@@ -0,0 +1,15 @@
+import org.jetbrains.kotlin.gradle.tasks.KotlinCompile
+
+plugins {
+    id("org.jetbrains.kotlin.jvm") version "1.3.50"
+}
+
+repositories {
+    mavenCentral()
+    maven { setUrl("https://dl.bintray.com/kotlin/kotlin-eap") }
+}
+
+val compileKotlin: KotlinCompile by tasks
+compileKotlin.kotlinOptions {
+    freeCompilerArgs = listOf("-XXLanguage:-InlineClasses")
+}

idea/testData/gradle/configurator/changeFeatureSupportGSKWithXFlag/settings.gradle.kts

@@ -0,0 +1,8 @@
+pluginManagement {
+    repositories {
+        maven("https://dl.bintray.com/kotlin/kotlin-dev")
+        gradlePluginPortal()
+    }
+}
+
+rootProject.name = "my-app"

idea/testData/gradle/configurator/changeFeatureSupportWithXFlag/build.gradle

@@ -0,0 +1,24 @@
+buildscript {
+    repositories {
+        jcenter()
+        mavenCentral()
+        maven { url 'https://dl.bintray.com/kotlin/kotlin-dev' }
+    }
+    dependencies {
+        classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:1.3.60-dev-1951"
+    }
+}
+apply plugin: "kotlin"
+repositories {
+    jcenter()
+    mavenCentral()
+    maven { url 'https://dl.bintray.com/kotlin/kotlin-dev' }
+}
+dependencies {
+    compile "org.jetbrains.kotlin:kotlin-stdlib"
+}
+compileKotlin {
+    kotlinOptions {
+        freeCompilerArgs = ["-XXLanguage:-InlineClasses"]
+    }
+}

idea/testData/gradle/configurator/changeFeatureSupportWithXFlag/build.gradle.after

@@ -0,0 +1,24 @@
+buildscript {
+    repositories {
+        jcenter()
+        mavenCentral()
+        maven { url 'https://dl.bintray.com/kotlin/kotlin-dev' }
+    }
+    dependencies {
+        classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:1.3.60-dev-1951"
+    }
+}
+apply plugin: "kotlin"
+repositories {
+    jcenter()
+    mavenCentral()
+    maven { url 'https://dl.bintray.com/kotlin/kotlin-dev' }
+}
+dependencies {
+    compile "org.jetbrains.kotlin:kotlin-stdlib"
+}
+compileKotlin {
+    kotlinOptions {
+        freeCompilerArgs = ["-Xinline-classes"]
+    }
+}

idea/testData/gradle/configurator/disableFeatureSupportGSKWithXFlag/build.gradle.kts

@@ -0,0 +1,7 @@
+plugins {
+    kotlin("jvm") version "1.3.50"
+}
+
+repositories {
+    maven { setUrl("https://dl.bintray.com/kotlin/kotlin-eap") }
+}

idea/testData/gradle/configurator/disableFeatureSupportGSKWithXFlag/build.gradle.kts.after

@@ -0,0 +1,13 @@
+import org.jetbrains.kotlin.gradle.tasks.KotlinCompile
+
+plugins {
+    kotlin("jvm") version "1.3.50"
+}
+
+repositories {
+    maven { setUrl("https://dl.bintray.com/kotlin/kotlin-eap") }
+}
+val compileKotlin: KotlinCompile by tasks
+compileKotlin.kotlinOptions {
+    freeCompilerArgs = listOf("-XXLanguage:-InlineClasses")
+}

idea/testData/gradle/configurator/disableFeatureSupportGSKWithXFlag/settings.gradle.kts

@@ -0,0 +1,8 @@
+pluginManagement {
+    repositories {
+        maven("https://dl.bintray.com/kotlin/kotlin-dev")
+        gradlePluginPortal()
+    }
+}
+
+rootProject.name = "my-app"

idea/testData/gradle/configurator/disableFeatureSupportMultiplatformWithXFlag/build.gradle.kts

@@ -0,0 +1,15 @@
+buildscript {
+    repositories {
+        jcenter()
+        mavenCentral()
+        maven { setUrl("https://dl.bintray.com/kotlin/kotlin-dev") }
+    }
+    dependencies {
+        classpath("org.jetbrains.kotlin:kotlin-gradle-plugin:1.3.60-dev-1951")
+    }
+}
+apply(plugin="kotlin-multiplatform")
+repositories {
+    jcenter()
+    mavenCentral()
+}

idea/testData/gradle/configurator/disableFeatureSupportMultiplatformWithXFlag/build.gradle.kts.after

@@ -0,0 +1,21 @@
+import org.jetbrains.kotlin.gradle.tasks.KotlinCompile
+
+buildscript {
+    repositories {
+        jcenter()
+        mavenCentral()
+        maven { setUrl("https://dl.bintray.com/kotlin/kotlin-dev") }
+    }
+    dependencies {
+        classpath("org.jetbrains.kotlin:kotlin-gradle-plugin:1.3.50-eap-2")
+    }
+}
+apply(plugin="kotlin-multiplatform")
+repositories {
+    jcenter()
+    mavenCentral()
+}
+val compileKotlin: KotlinCompile by tasks
+compileKotlin.kotlinOptions {
+    freeCompilerArgs = listOf("-XXLanguage:-InlineClasses")
+}

idea/testData/gradle/configurator/disableFeatureSupportWithXFlag/build.gradle

@@ -0,0 +1,19 @@
+buildscript {
+    repositories {
+        jcenter()
+        mavenCentral()
+        maven { url 'https://dl.bintray.com/kotlin/kotlin-dev' }
+    }
+    dependencies {
+        classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:1.3.50"
+    }
+}
+apply plugin: "kotlin"
+repositories {
+    jcenter()
+    mavenCentral()
+    maven { url 'https://dl.bintray.com/kotlin/kotlin-dev' }
+}
+dependencies {
+    compile "org.jetbrains.kotlin:kotlin-stdlib"
+}

idea/testData/gradle/configurator/disableFeatureSupportWithXFlag/build.gradle.after

@@ -0,0 +1,24 @@
+buildscript {
+    repositories {
+        jcenter()
+        mavenCentral()
+        maven { url 'https://dl.bintray.com/kotlin/kotlin-dev' }
+    }
+    dependencies {
+        classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:1.3.50"
+    }
+}
+apply plugin: "kotlin"
+repositories {
+    jcenter()
+    mavenCentral()
+    maven { url 'https://dl.bintray.com/kotlin/kotlin-dev' }
+}
+dependencies {
+    compile "org.jetbrains.kotlin:kotlin-stdlib"
+}
+compileKotlin {
+    kotlinOptions {
+        freeCompilerArgs = ["-XXLanguage:-InlineClasses"]
+    }
+}

idea/testData/gradle/configurator/enableFeatureSupportGSKWithNotInfixVersionCallAndXFlag/build.gradle.kts

@@ -0,0 +1,8 @@
+plugins {
+    id("org.jetbrains.kotlin.jvm").version("1.3.50")
+}
+
+repositories {
+    mavenCentral()
+    maven { setUrl("https://dl.bintray.com/kotlin/kotlin-eap") }
+}

idea/testData/gradle/configurator/enableFeatureSupportGSKWithNotInfixVersionCallAndXFlag/build.gradle.kts.after

@@ -0,0 +1,14 @@
+import org.jetbrains.kotlin.gradle.tasks.KotlinCompile
+
+plugins {
+    id("org.jetbrains.kotlin.jvm").version("1.3.50")
+}
+
+repositories {
+    mavenCentral()
+    maven { setUrl("https://dl.bintray.com/kotlin/kotlin-eap") }
+}
+val compileKotlin: KotlinCompile by tasks
+compileKotlin.kotlinOptions {
+    freeCompilerArgs = listOf("-Xinline-classes")
+}

idea/testData/gradle/configurator/enableFeatureSupportGSKWithNotInfixVersionCallAndXFlag/settings.gradle.kts

@@ -0,0 +1,8 @@
+pluginManagement {
+    repositories {
+        maven("https://dl.bintray.com/kotlin/kotlin-dev")
+        gradlePluginPortal()
+    }
+}
+
+rootProject.name = "my-app"

idea/testData/gradle/configurator/enableFeatureSupportGSKWithSpecifyingPluginThroughIdAndXFlag/build.gradle.kts

@@ -0,0 +1,8 @@
+plugins {
+    id("org.jetbrains.kotlin.jvm") version "1.3.50"
+}
+
+repositories {
+    mavenCentral()
+    maven { setUrl("https://dl.bintray.com/kotlin/kotlin-eap") }
+}

idea/testData/gradle/configurator/enableFeatureSupportGSKWithSpecifyingPluginThroughIdAndXFlag/build.gradle.kts.after

@@ -0,0 +1,14 @@
+import org.jetbrains.kotlin.gradle.tasks.KotlinCompile
+
+plugins {
+    id("org.jetbrains.kotlin.jvm") version "1.3.50"
+}
+
+repositories {
+    mavenCentral()
+    maven { setUrl("https://dl.bintray.com/kotlin/kotlin-eap") }
+}
+val compileKotlin: KotlinCompile by tasks
+compileKotlin.kotlinOptions {
+    freeCompilerArgs = listOf("-Xinline-classes")
+}

idea/testData/gradle/configurator/enableFeatureSupportGSKWithSpecifyingPluginThroughIdAndXFlag/settings.gradle.kts

@@ -0,0 +1,8 @@
+pluginManagement {
+    repositories {
+        maven("https://dl.bintray.com/kotlin/kotlin-dev")
+        gradlePluginPortal()
+    }
+}
+
+rootProject.name = "my-app"

idea/testData/gradle/configurator/enableFeatureSupportGSKWithXFlag/build.gradle.kts

@@ -0,0 +1,12 @@
+buildscript {
+    repositories {
+        jcenter()
+        mavenCentral()
+        maven { setUrl("https://dl.bintray.com/kotlin/kotlin-dev") }
+    }
+    dependencies {
+        classpath("org.jetbrains.kotlin:kotlin-gradle-plugin:1.3.60-dev-1951")
+    }
+}
+
+apply(plugin  ="kotlin")

idea/testData/gradle/configurator/enableFeatureSupportGSKWithXFlag/build.gradle.kts.after

@@ -0,0 +1,18 @@
+import org.jetbrains.kotlin.gradle.tasks.KotlinCompile
+
+buildscript {
+    repositories {
+        jcenter()
+        mavenCentral()
+        maven { setUrl("https://dl.bintray.com/kotlin/kotlin-dev") }
+    }
+    dependencies {
+        classpath("org.jetbrains.kotlin:kotlin-gradle-plugin:1.3.60-dev-1951")
+    }
+}
+
+apply(plugin  ="kotlin")
+val compileKotlin: KotlinCompile by tasks
+compileKotlin.kotlinOptions {
+    freeCompilerArgs = listOf("-Xinline-classes")
+}

idea/testData/gradle/configurator/enableFeatureSupportMultiplatformWithDotsAndXFlag/build.gradle

@@ -0,0 +1,29 @@
+buildscript {
+    repositories {
+        jcenter()
+        mavenCentral()
+    }
+    dependencies {
+        classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:1.3.50"
+    }
+}
+apply plugin: "kotlin-multiplatform"
+repositories {
+    jcenter()
+    mavenCentral()
+}
+kotlin {
+    targets.fromPreset(presets.jvm, 'jvm')
+    sourceSets {
+        commonMain {
+            dependencies {
+                implementation 'org.jetbrains.kotlin:kotlin-stdlib-common'
+            }
+        }
+        jvmMain {
+            dependencies {
+                implementation 'org.jetbrains.kotlin:kotlin-stdlib'
+            }
+        }
+    }
+}

idea/testData/gradle/configurator/enableFeatureSupportMultiplatformWithDotsAndXFlag/build.gradle.after

@@ -0,0 +1,36 @@
+buildscript {
+    repositories {
+        jcenter()
+        mavenCentral()
+    }
+    dependencies {
+        classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:1.3.50-eap-2"
+    }
+}
+apply plugin: "kotlin-multiplatform"
+repositories {
+    jcenter()
+    mavenCentral()
+}
+kotlin {
+    targets.fromPreset(presets.jvm, 'jvm')
+    sourceSets {
+        commonMain {
+            dependencies {
+                implementation 'org.jetbrains.kotlin:kotlin-stdlib-common'
+            }
+        }
+        jvmMain {
+            dependencies {
+                implementation 'org.jetbrains.kotlin:kotlin-stdlib'
+            }
+        }
+    }
+    targets {
+        configure([jvm]) {
+            tasks.getByName(compilations.main.compileKotlinTaskName).kotlinOptions {
+                freeCompilerArgs = ["-Xinline-classes"]
+            }
+        }
+    }
+}

idea/testData/gradle/configurator/enableFeatureSupportMultiplatformWithXFlag/build.gradle

@@ -0,0 +1,32 @@
+buildscript {
+    repositories {
+        jcenter()
+        mavenCentral()
+        maven { url "https://dl.bintray.com/kotlin/kotlin-eap" }
+    }
+    dependencies {
+        classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:1.3.50-eap-5"
+    }
+}
+apply plugin: "kotlin-multiplatform"
+repositories {
+    jcenter()
+    mavenCentral()
+}
+kotlin {
+    targets {
+        fromPreset(presets.jvm, 'jvm')
+    }
+    sourceSets {
+        commonMain {
+            dependencies {
+                implementation 'org.jetbrains.kotlin:kotlin-stdlib-common'
+            }
+        }
+        jvmMain {
+            dependencies {
+                implementation 'org.jetbrains.kotlin:kotlin-stdlib'
+            }
+        }
+    }
+}

idea/testData/gradle/configurator/enableFeatureSupportMultiplatformWithXFlag/build.gradle.after

@@ -0,0 +1,35 @@
+buildscript {
+    repositories {
+        jcenter()
+        mavenCentral()
+        maven { url "https://dl.bintray.com/kotlin/kotlin-eap" }
+    }
+    dependencies {
+        classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:1.3.50-eap-5"
+    }
+}
+apply plugin: "kotlin-multiplatform"
+repositories {
+    jcenter()
+    mavenCentral()
+}
+kotlin {
+    targets {
+        fromPreset(presets.jvm, 'jvm')
+    }
+    sourceSets {
+        commonMain {
+            dependencies {
+                implementation 'org.jetbrains.kotlin:kotlin-stdlib-common'
+            }
+        }
+        jvmMain {
+            dependencies {
+                implementation 'org.jetbrains.kotlin:kotlin-stdlib'
+            }
+        }
+        all {
+            languageSettings.enableLanguageFeature("InlineClasses")
+        }
+    }
+}

idea/testData/gradle/configurator/enableFeatureSupportMultiplatformWithXFlag/settings.gradle

@@ -0,0 +1,7 @@
+pluginManagement {
+    repositories {
+        maven {
+            url 'http://dl.bintray.com/kotlin/kotlin-eap'
+        }
+    }
+}

idea/testData/gradle/configurator/enableFeatureSupportToExistentArgumentsWithXFlag/build.gradle

@@ -0,0 +1,24 @@
+buildscript {
+    repositories {
+        jcenter()
+        mavenCentral()
+        maven { url 'https://dl.bintray.com/kotlin/kotlin-dev' }
+    }
+    dependencies {
+        classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:1.3.60-dev-1951"
+    }
+}
+apply plugin: "kotlin"
+repositories {
+    jcenter()
+    mavenCentral()
+    maven { url 'https://dl.bintray.com/kotlin/kotlin-dev' }
+}
+dependencies {
+    compile "org.jetbrains.kotlin:kotlin-stdlib"
+}
+compileKotlin {
+    kotlinOptions {
+        freeCompilerArgs = ["-XXLanguage:+SamConversionForKotlinFunctions"] // Free compiler arguments
+    }
+}

idea/testData/gradle/configurator/enableFeatureSupportToExistentArgumentsWithXFlag/build.gradle.after

@@ -0,0 +1,25 @@
+buildscript {
+    repositories {
+        jcenter()
+        mavenCentral()
+        maven { url 'https://dl.bintray.com/kotlin/kotlin-dev' }
+    }
+    dependencies {
+        classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:1.3.60-dev-1951"
+    }
+}
+apply plugin: "kotlin"
+repositories {
+    jcenter()
+    mavenCentral()
+    maven { url 'https://dl.bintray.com/kotlin/kotlin-dev' }
+}
+dependencies {
+    compile "org.jetbrains.kotlin:kotlin-stdlib"
+}
+compileKotlin {
+    kotlinOptions {
+        freeCompilerArgs = ["-XXLanguage:+SamConversionForKotlinFunctions", "-Xinline-classes"]
+        // Free compiler arguments
+    }
+}

idea/testData/gradle/configurator/enableFeatureSupportWithXFlag/build.gradle

@@ -0,0 +1,19 @@
+buildscript {
+    repositories {
+        jcenter()
+        mavenCentral()
+        maven { url 'https://dl.bintray.com/kotlin/kotlin-dev' }
+    }
+    dependencies {
+        classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:1.3.60-dev-1951"
+    }
+}
+apply plugin: "kotlin"
+repositories {
+    jcenter()
+    mavenCentral()
+    maven { url 'https://dl.bintray.com/kotlin/kotlin-dev' }
+}
+dependencies {
+    compile "org.jetbrains.kotlin:kotlin-stdlib"
+}

idea/testData/gradle/configurator/enableFeatureSupportWithXFlag/build.gradle.after

@@ -0,0 +1,24 @@
+buildscript {
+    repositories {
+        jcenter()
+        mavenCentral()
+        maven { url 'https://dl.bintray.com/kotlin/kotlin-dev' }
+    }
+    dependencies {
+        classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:1.3.60-dev-1951"
+    }
+}
+apply plugin: "kotlin"
+repositories {
+    jcenter()
+    mavenCentral()
+    maven { url 'https://dl.bintray.com/kotlin/kotlin-dev' }
+}
+dependencies {
+    compile "org.jetbrains.kotlin:kotlin-stdlib"
+}
+compileKotlin {
+    kotlinOptions {
+        freeCompilerArgs = ["-Xinline-classes"]
+    }
+}