Minor. Move experimental warning disabling to appropriate places.

compiler/frontend/src/org/jetbrains/kotlin/resolve/ModifiersChecker.kt

@@ -338,6 +338,9 @@ object ModifierCheckerCore {
 
         val dependencies = featureDependencies[modifier] ?: return true
         for (dependency in dependencies) {
+            if (dependency == LanguageFeature.Coroutines && languageVersionSettings.supportsFeature(LanguageFeature.ReleaseCoroutines)) {
+                continue
+            }
             val restrictedTargets = featureDependenciesTargets[dependency]
             if (restrictedTargets != null && actualTargets.intersect(restrictedTargets).isEmpty()) {
                 continue

compiler/frontend/src/org/jetbrains/kotlin/resolve/calls/checkers/coroutineCallChecker.kt

@@ -135,6 +135,7 @@ object BuilderFunctionsCallChecker : CallChecker {
 }
 
 fun checkCoroutinesFeature(languageVersionSettings: LanguageVersionSettings, diagnosticHolder: DiagnosticSink, reportOn: PsiElement) {
+    if (languageVersionSettings.supportsFeature(LanguageFeature.ReleaseCoroutines)) return
     val diagnosticData = LanguageFeature.Coroutines to languageVersionSettings
     when (languageVersionSettings.getFeatureSupport(LanguageFeature.Coroutines)) {
         LanguageFeature.State.ENABLED -> {

compiler/util/src/org/jetbrains/kotlin/config/LanguageVersionSettings.kt

@@ -241,12 +241,6 @@ class LanguageVersionSettingsImpl @JvmOverloads constructor(
     override fun getFeatureSupport(feature: LanguageFeature): LanguageFeature.State {
         specificFeatures[feature]?.let { return it }
 
-        if (feature == LanguageFeature.Coroutines) {
-            if (getFeatureSupport(LanguageFeature.ReleaseCoroutines) == LanguageFeature.State.ENABLED) {
-                return LanguageFeature.State.ENABLED
-            }
-        }
-
         val since = feature.sinceVersion
         if (since != null && languageVersion >= since && apiVersion >= feature.sinceApiVersion) {
             return feature.defaultState