Replace reverse with reversed or asReversed.

compiler/backend/src/org/jetbrains/kotlin/codegen/optimization/RedundantGotoMethodTransformer.kt

@@ -33,7 +33,7 @@ public class RedundantGotoMethodTransformer : MethodTransformer() {
         val insnsToRemove = arrayListOf<AbstractInsnNode>()
 
         val currentLabels = hashSetOf<LabelNode>()
-        for (insn in insns.reverse()) {
+        for (insn in insns.reversed()) {
             if (insn.isMeaningful) {
                 if (insn.getOpcode() == Opcodes.GOTO && (insn as JumpInsnNode).label in currentLabels) {
                     insnsToRemove.add(insn)

compiler/backend/src/org/jetbrains/kotlin/codegen/optimization/fixStack/StackTransformationUtils.kt

@@ -111,7 +111,7 @@ fun generateLoadInstructions(methodNode: MethodNode, location: AbstractInsnNode,
 
 fun generateStoreInstructions(methodNode: MethodNode, location: AbstractInsnNode, savedStackDescriptor: SavedStackDescriptor) {
     var localVarIndex = savedStackDescriptor.firstUnusedLocalVarIndex
-    for (value in savedStackDescriptor.savedValues.reverse()) {
+    for (value in savedStackDescriptor.savedValues.asReversed()) {
         localVarIndex -= value.getSize()
         methodNode.instructions.insertBefore(location,
                                              VarInsnNode(value.getType().getOpcode(Opcodes.ISTORE), localVarIndex))