Fix bug in object literals with large array indexes as strings.

test/mjsunit/compiler/literals.js

 // Copyright 2009 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
@@ skipping 70 matching lines @@
 
 function double(x) { return x + x; }
 var s = 'var a = 1, b = 2; [double(a), double(b), double(3), double(4)]';
 assertEquals([2,4,6,8], eval(s));
 
 // Test array literals in effect context.
 assertEquals(17, eval('[1,2,3,4]; 17'));
 assertEquals(19, eval('var a=1, b=2; [a,b,3,4]; 19'));
 assertEquals(23, eval('var a=1, b=2; c=23; [a,b,3,4]; c'));
 
+// Test that literals work for non-smi indices.
+// Ensure hash-map collision if using value as hash.
+var o = {"2345678901" : 42, "2345678901" : 30};