KT-3374 Wrong this@method receiver

compiler/backend/src/org/jetbrains/jet/codegen/ImplementationBodyCodegen.java

@@ -1024,7 +1024,7 @@ public class ImplementationBodyCodegen extends ClassBodyCodegen {
             if (captureReceiver != null) {
                 iv.load(0, OBJECT_TYPE);
                 final Type asmType = typeMapper.mapType(captureReceiver.getDefaultType(), JetTypeMapperMode.IMPL);
-                iv.load(1, asmType);
+                iv.load(k, asmType);
                 iv.putfield(internalName, CAPTURED_RECEIVER_FIELD, asmType.getDescriptor());
                 k += asmType.getSize();
             }

compiler/testData/codegen/box/extensionFunctions/thisMethodInObjectLiteral.kt

@@ -0,0 +1,15 @@
+class Test {
+    private fun <T : Any> T.self() = object{
+        fun calc() : T {
+            return this@self
+        }
+    }
+
+    fun box() : Int  {
+        return 1.self().calc() + 1
+    }
+}
+
+fun box() : String {
+    return if (Test().box() == 2) "OK" else "fail"
+}

compiler/tests/org/jetbrains/jet/codegen/generated/BlackBoxCodegenTestGenerated.java

@@ -1577,6 +1577,11 @@ public class BlackBoxCodegenTestGenerated extends AbstractBlackBoxCodegenTest {
             doTest("compiler/testData/codegen/box/extensionFunctions/simple.kt");
         }
         
+        @TestMetadata("thisMethodInObjectLiteral.kt")
+        public void testThisMethodInObjectLiteral() throws Exception {
+            doTest("compiler/testData/codegen/box/extensionFunctions/thisMethodInObjectLiteral.kt");
+        }
+        
         @TestMetadata("virtual.kt")
         public void testVirtual() throws Exception {
             doTest("compiler/testData/codegen/box/extensionFunctions/virtual.kt");