Remove LV/AV customization for the compiler CLI modules

The customization was added for compatibility with Gradle. That isn't a problem anymore, as we don't use it from KGP and soon we will eliminate the direct dependency on kotlin-compiler from KGP.

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

@@ -36,13 +36,9 @@ allprojects {
     optInToExperimentalCompilerApi()
 }
 
-tasks.withType<org.jetbrains.kotlin.gradle.dsl.KotlinCompile<*>> {
-    kotlinOptions {
-        languageVersion = "1.4"
-        apiVersion = "1.4"
-        freeCompilerArgs = freeCompilerArgs - "-progressive" + listOf(
-            "-Xskip-prerelease-check", "-Xsuppress-version-warnings", "-Xuse-mixed-named-arguments"
-        )
+tasks.withType<org.jetbrains.kotlin.gradle.tasks.KotlinJvmCompile> {
+    compilerOptions {
+        progressiveMode.set(true)
     }
 }
 

compiler/cli/cli-base/src/org/jetbrains/kotlin/cli/jvm/compiler/jarfs/ByteArrayCharSequence.kt

@@ -20,7 +20,7 @@ class ByteArrayCharSequence(
 
     override val length get() = end - start
 
-    override fun get(index: Int): Char = bytes[index + start].toChar()
+    override fun get(index: Int): Char = bytes[index + start].toInt().toChar()
 
     override fun subSequence(startIndex: Int, endIndex: Int): CharSequence {
         if (startIndex == 0 && endIndex == length) return this
@@ -31,7 +31,7 @@ class ByteArrayCharSequence(
         val chars = CharArray(length)
 
         for (i in 0 until length) {
-            chars[i] = bytes[i + start].toChar()
+            chars[i] = bytes[i + start].toInt().toChar()
         }
 
         return String(chars)

compiler/cli/cli-base/src/org/jetbrains/kotlin/cli/jvm/modules/CliJavaModuleFinder.kt

@@ -30,6 +30,7 @@ import org.jetbrains.kotlin.resolve.jvm.modules.JavaModule
 import org.jetbrains.kotlin.resolve.jvm.modules.JavaModuleFinder
 import org.jetbrains.kotlin.resolve.jvm.modules.JavaModuleInfo
 import java.io.File
+import java.util.*
 
 class CliJavaModuleFinder(
     private val jdkHome: File?,
@@ -176,7 +177,7 @@ class CliJavaModuleFinder(
         )
     }
 
-    private fun codeFor(release: Int): String = release.toString(36).toUpperCase()
+    private fun codeFor(release: Int): String = release.toString(36).uppercase(Locale.getDefault())
 
     private fun matchesRelease(fileName: String, release: Int) =
         !fileName.contains("-") && fileName.contains(codeFor(release)) // skip `*-modules`