Support for object literals in fast compiler....

test/mjsunit/compiler/literals-assignment.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 51 matching lines @@
          })()";
 assertEquals(8, eval(code));
 
 
 code = "(function() {\
            var x,y,z;\
            return x = y = z = 8;\
          })()";
 assertEquals(8, eval(code));
 
+// Test object literals.
+var a, b;
+a = {x:8};
+assertEquals(8, a.x);
+
+b = {x:a, y:"abc"};
+assertEquals(a, b.x);
+assertEquals(8, b.x.x);
+assertEquals("abc", b.y);
+
+code = "({x:8, y:9}); 10";
+assertEquals(10, eval(code));
+
+code = "({x:8, y:9})";
+assertEquals(9, eval(code+".y"));
+
+a = {2:8, x:9};
+assertEquals(8, a[2]);
+assertEquals(8, a["2"]);
+assertEquals(9, a["x"]);
+
+// Test regexp literals.
+
+a = /abc/;
+
+assertEquals(/abc/, a);
+
+code = "/abc/; 8";
+assertEquals(8, eval(code));