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-rw-r--r--js/src/tests/non262/jit/regress-458838.js39
1 files changed, 39 insertions, 0 deletions
diff --git a/js/src/tests/non262/jit/regress-458838.js b/js/src/tests/non262/jit/regress-458838.js
new file mode 100644
index 0000000000..90ea26197c
--- /dev/null
+++ b/js/src/tests/non262/jit/regress-458838.js
@@ -0,0 +1,39 @@
+/* -*- 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 = 458838;
+var summary = 'TM: do not fall off trace when nested function accesses var of outer function';
+var actual = '';
+var expect = '';
+
+//-----------------------------------------------------------------------------
+test();
+//-----------------------------------------------------------------------------
+
+function test()
+{
+ printBugNumber(BUGNUMBER);
+ printStatus (summary);
+
+
+ function f() {
+ var a = 1;
+ function g() {
+ var b = 0
+ for (var i = 0; i < 10; ++i) {
+ b += a;
+ }
+ return b;
+ }
+
+ return g();
+ }
+
+ expect = 10;
+ actual = f();
+
+ reportCompare(expect, actual, summary + ': return value 10');
+}