Fix a bug that prevents constants from overwriting function values in object ...

test/mjsunit/object-literal-conversions.js

Index: test/mjsunit/object-literal-conversions.js
===================================================================
--- test/mjsunit/object-literal-conversions.js	(revision 0)
+++ test/mjsunit/object-literal-conversions.js	(revision 0)
@@ -0,0 +1,46 @@
+// Copyright 2010 the V8 project authors. All rights reserved.
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//     * Redistributions of source code must retain the above copyright
+//       notice, this list of conditions and the following disclaimer.
+//     * Redistributions in binary form must reproduce the above
+//       copyright notice, this list of conditions and the following
+//       disclaimer in the documentation and/or other materials provided
+//       with the distribution.
+//     * Neither the name of Google Inc. nor the names of its
+//       contributors may be used to endorse or promote products derived
+//       from this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+// Test that the various conversions between property names are correctly
+// used when overwriting initializers.
+
+var test1 = { 13: 6, "13": 7 };
+var test2 = { 13: 7, "13.0": 6 };
+var test3 = { "13": 6, 13.0000000000000000: 7 };
+var test4 = { 13.213000: 6, "13.213": 7 };
+
+assertEquals(7, test1[13]);
+assertEquals(7, test2[13]);
+assertEquals(7, test3[13]);
+assertEquals(7, test4[13.213]);
+
+var test5 = { 13: function() {}, "13": 7 };
+var test6 = { 17.31: function() {}, "17.31": 7 };
+
+assertEquals(7, test5[13]);
+assertEquals(7, test6[17.31]);
+