Add new configuration key that can enable IR inlining for JVM

compiler/cli/cli-common/src/org/jetbrains/kotlin/cli/common/arguments/K2JVMCompilerArguments.kt

@@ -860,6 +860,17 @@ Also sets `-jvm-target` value equal to the selected JDK version"""
             field = value
         }
 
+    @Argument(
+        value = "-Xir-inliner",
+        description = "Inline functions using IR inliner instead of bytecode inliner"
+    )
+    var enableIrInliner: Boolean = false
+        set(value) {
+            checkFrozen()
+            field = value
+        }
+
+
     override fun configureAnalysisFlags(collector: MessageCollector, languageVersion: LanguageVersion): MutableMap<AnalysisFlag<*>, Any> {
         val result = super.configureAnalysisFlags(collector, languageVersion)
         result[JvmAnalysisFlags.strictMetadataVersionSemantics] = strictMetadataVersionSemantics

compiler/cli/src/org/jetbrains/kotlin/cli/jvm/jvmArguments.kt

@@ -308,6 +308,7 @@ fun CompilerConfiguration.configureAdvancedJvmOptions(arguments: K2JVMCompilerAr
     put(JVMConfigurationKeys.IGNORE_CONST_OPTIMIZATION_ERRORS, arguments.ignoreConstOptimizationErrors)
     put(JVMConfigurationKeys.NO_NEW_JAVA_ANNOTATION_TARGETS, arguments.noNewJavaAnnotationTargets)
     put(JVMConfigurationKeys.OLD_INNER_CLASSES_LOGIC, arguments.oldInnerClassesLogic)
+    put(JVMConfigurationKeys.ENABLE_IR_INLINER, arguments.enableIrInliner)
 
     val assertionsMode =
         JVMAssertionsMode.fromStringOrNull(arguments.assertionsMode)