1 files changed, 27 insertions, 0 deletions
diff --git a/js/src/tests/js1_5/Regress/regress-312260.js b/js/src/tests/js1_5/Regress/regress-312260.js
new file mode 100644
index 000000000..5e52d6261
--- /dev/null
+++ b/js/src/tests/js1_5/Regress/regress-312260.js
@@ -0,0 +1,27 @@
+/* -*- 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 = 312260;
+var summary = 'Switch discriminant detecting case should not warn';
+var actual = 'No warning';
+var expect = 'No warning';
+
+printBugNumber(BUGNUMBER);
+printStatus (summary);
+
+options('strict');
+options('werror');
+
+try
+{
+  switch ({}.foo) {}
+}
+catch(e)
+{
+  actual = e + '';
+}
+
+reportCompare(expect, actual, summary);