Fix for "NoSuchFieldError: this$0$inlined"

compiler/backend/src/org/jetbrains/jet/codegen/inline/LambdaTransformer.java

@@ -272,6 +272,10 @@ public class LambdaTransformer {
     }
 
     public static String getNewFieldName(String oldName) {
+        if (oldName.equals("this$0")) {
+            //"this$0" couldn't clash and we should keep this name invariant for further transformations
+            return oldName;
+        }
         return oldName + "$inlined";
     }
 }

compiler/backend/src/org/jetbrains/jet/codegen/inline/RegeneratedLambdaFieldRemapper.java

@@ -148,7 +148,7 @@ public class RegeneratedLambdaFieldRemapper extends LambdaFieldRemapper {
         FieldInsnNode next = (FieldInsnNode) nextInstruction;
         node.instructions.remove(next.getPrevious());
         next.owner = Type.getType(((FieldInsnNode) previous).desc).getInternalName();
-        next.name = node.name.equals("this$0") ? node.name : LambdaTransformer.getNewFieldName(next.name);
+        next.name = LambdaTransformer.getNewFieldName(next.name);
 
         return next;
     }