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      1 // Copyright 2010 the V8 project authors. All rights reserved.
      2 // Redistribution and use in source and binary forms, with or without
      3 // modification, are permitted provided that the following conditions are
      4 // met:
      5 //
      6 //     * Redistributions of source code must retain the above copyright
      7 //       notice, this list of conditions and the following disclaimer.
      8 //     * Redistributions in binary form must reproduce the above
      9 //       copyright notice, this list of conditions and the following
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     14 //       from this software without specific prior written permission.
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     26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     27 
     28 function createLargeCOWArray() {
     29   var s = "[0";
     30   // The constant below depends on the max object size in new space.
     31   for (var i = 0; i < (128 << 10); i++) {
     32     s += ",0";
     33   }
     34   s += "]";
     35   return eval(s);
     36 }
     37 
     38 var large_cow_array = createLargeCOWArray();
     39 
     40 // Force copy. Because the array is large it will test the slow array
     41 // cloning in large object space.
     42 large_cow_array[17] = 42;
     43