Fixed local return inside function expression.

compiler/backend/src/org/jetbrains/kotlin/codegen/ExpressionCodegen.java

@@ -1820,7 +1820,7 @@ public class ExpressionCodegen extends JetVisitor<StackValue, StackValue> implem
     @Nullable
     private NonLocalReturnInfo getNonLocalReturnInfo(@NotNull CallableMemberDescriptor descriptor, @NotNull JetReturnExpression expression) {
         //call inside lambda
-        if (isLocalFunOrLambda(descriptor) && descriptor.getName().isSpecial()) {
+        if (isLambda(descriptor)) {
             if (expression.getLabelName() == null) {
                 //non labeled return couldn't be local in lambda
                 FunctionDescriptor containingFunction =

compiler/backend/src/org/jetbrains/kotlin/codegen/binding/CodegenBinding.java

@@ -25,6 +25,7 @@ import org.jetbrains.kotlin.codegen.SamType;
 import org.jetbrains.kotlin.codegen.state.GenerationState;
 import org.jetbrains.kotlin.codegen.when.WhenByEnumsMapping;
 import org.jetbrains.kotlin.descriptors.*;
+import org.jetbrains.kotlin.descriptors.impl.AnonymousFunctionDescriptor;
 import org.jetbrains.kotlin.descriptors.impl.ClassDescriptorImpl;
 import org.jetbrains.kotlin.name.FqName;
 import org.jetbrains.kotlin.name.Name;
@@ -264,6 +265,10 @@ public class CodegenBinding {
         return false;
     }
 
+    public static boolean isLambda(@Nullable DeclarationDescriptor fd) {
+        return fd instanceof AnonymousFunctionDescriptor;
+    }
+
     @NotNull
     public static Type getAsmType(@NotNull BindingContext bindingContext, @NotNull ClassDescriptor klass) {
         Type type = bindingContext.get(ASM_TYPE, klass);