1 files changed, 29 insertions, 0 deletions
diff --git a/js/src/tests/js1_7/regress/regress-453049.js b/js/src/tests/js1_7/regress/regress-453049.js
new file mode 100644
index 000000000..77ca02a5d
--- /dev/null
+++ b/js/src/tests/js1_7/regress/regress-453049.js
@@ -0,0 +1,29 @@
+/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+//-----------------------------------------------------------------------------
+var BUGNUMBER = 453049;
+var summary = 'Do not assert with JIT: (*m != JSVAL_INT) || isInt32(*vp)';
+var actual = 'No Crash';
+var expect = 'No Crash';
+
+//-----------------------------------------------------------------------------
+test();
+//-----------------------------------------------------------------------------
+
+function test()
+{
+  enterFunc ('test');
+  printBugNumber(BUGNUMBER);
+  printStatus (summary);
+ 
+
+  var z = 0; for (let j = 0; j < 5; ++j) { ({p: (-z)}); }
+
+
+  reportCompare(expect, actual, summary);
+
+  exitFunc ('test');
+}