From e0bedb85f1f7d34cb31660848238c9ec86bb5d5d Mon Sep 17 00:00:00 2001
From: "bclary@bclary.com" <bclary@bclary.com>
Date: Tue, 12 Jun 2007 13:58:09 -0700
Subject: [PATCH] JavaScript Test - regression test for bug 383674, by Jesse
 Ruderman

---
 js/tests/js1_5/Regress/regress-383674.js | 91 ++++++++++++++++++++++++
 1 file changed, 91 insertions(+)
 create mode 100755 js/tests/js1_5/Regress/regress-383674.js

diff --git a/js/tests/js1_5/Regress/regress-383674.js b/js/tests/js1_5/Regress/regress-383674.js
new file mode 100755
index 00000000000..3c6ce2ff882
--- /dev/null
+++ b/js/tests/js1_5/Regress/regress-383674.js
@@ -0,0 +1,91 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* ***** BEGIN LICENSE BLOCK *****
+ * Version: MPL 1.1/GPL 2.0/LGPL 2.1
+ *
+ * The contents of this file are subject to the Mozilla Public License Version
+ * 1.1 (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.mozilla.org/MPL/
+ *
+ * Software distributed under the License is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
+ * for the specific language governing rights and limitations under the
+ * License.
+ *
+ * The Original Code is JavaScript Engine testing utilities.
+ *
+ * The Initial Developer of the Original Code is
+ * Mozilla Foundation.
+ * Portions created by the Initial Developer are Copyright (C) 2007
+ * the Initial Developer. All Rights Reserved.
+ *
+ * Contributor(s): Jesse Ruderman
+ *
+ * Alternatively, the contents of this file may be used under the terms of
+ * either the GNU General Public License Version 2 or later (the "GPL"), or
+ * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
+ * in which case the provisions of the GPL or the LGPL are applicable instead
+ * of those above. If you wish to allow use of your version of this file only
+ * under the terms of either the GPL or the LGPL, and not to allow others to
+ * use your version of this file under the terms of the MPL, indicate your
+ * decision by deleting the provisions above and replace them with the notice
+ * and other provisions required by the GPL or the LGPL. If you do not delete
+ * the provisions above, a recipient may use your version of this file under
+ * the terms of any one of the MPL, the GPL or the LGPL.
+ *
+ * ***** END LICENSE BLOCK ***** */
+
+var gTestfile = 'regress-383674.js';
+//-----------------------------------------------------------------------------
+var BUGNUMBER = 383674;
+var summary = 'Statement that implicitly calls toString should not be optimized away as a "useless expression"';
+var actual = '';
+var expect = '';
+
+
+//-----------------------------------------------------------------------------
+test();
+//-----------------------------------------------------------------------------
+
+function test()
+{
+  enterFunc ('test');
+  printBugNumber(BUGNUMBER);
+  printStatus (summary);
+    
+  options("strict");
+  options("werror");
+
+  expect = 'toString called';
+  actual = 'toString not called';
+  try
+  {
+    var x = {toString: function() { 
+        actual = 'toString called'; 
+        print(actual); 
+      } 
+    }; 
+    var f = function() { var j = x; j + ""; }
+    f();
+    reportCompare(expect, actual, summary + ': 1');
+  }
+  catch(ex)
+  {
+    reportCompare("No Error", ex + "", summary + ': 1');
+  }
+
+  actual = 'toString not called';
+  try
+  {
+    (function() { const a = 
+         ({toString: function(){
+             actual = 'toString called'; print(actual)} }); a += ""; })();
+    reportCompare(expect, actual, summary + ': 2');
+  }
+  catch(ex)
+  {
+    reportCompare("No Error", ex + "", summary + ': 2');
+  }
+
+  exitFunc ('test');
+}