From 04ca231fa4a75dda17c1e5cdd4c59b39ac8d0fce Mon Sep 17 00:00:00 2001
From: Ruben Ayrapetyan <r.ayrapetyan@samsung.com>
Date: Wed, 28 Oct 2015 21:30:48 +0300
Subject: [PATCH] Fix jsp_early_error_check_for_duplication_of_prop_names.

Related issue: #689

JerryScript-DCO-1.0-Signed-off-by: Ruben Ayrapetyan r.ayrapetyan@samsung.com
---
 jerry-core/parser/js/jsp-early-error.cpp |  1 +
 tests/jerry/regression-test-issue-689.js | 20 ++++++++++++++++++++
 2 files changed, 21 insertions(+)
 create mode 100644 tests/jerry/regression-test-issue-689.js

diff --git a/jerry-core/parser/js/jsp-early-error.cpp b/jerry-core/parser/js/jsp-early-error.cpp
index 8667b44b1..39433eed8 100644
--- a/jerry-core/parser/js/jsp-early-error.cpp
+++ b/jerry-core/parser/js/jsp-early-error.cpp
@@ -125,6 +125,7 @@ jsp_early_error_check_for_duplication_of_prop_names (bool is_strict, locus loc _
 {
   if (STACK_SIZE (props) - STACK_TOP (size_t_stack) < 2)
   {
+    STACK_DROP (props, (size_t) (STACK_SIZE (props) - STACK_TOP (size_t_stack)));
     STACK_DROP (size_t_stack, 1);
     return;
   }
diff --git a/tests/jerry/regression-test-issue-689.js b/tests/jerry/regression-test-issue-689.js
new file mode 100644
index 000000000..925a85611
--- /dev/null
+++ b/tests/jerry/regression-test-issue-689.js
@@ -0,0 +1,20 @@
+// Copyright 2015 Samsung Electronics Co., Ltd.
+// Copyright 2015 University of Szeged.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+'use strict';
+
+function f (g) {
+  new g ({prop_name: 'value'});
+}