// Copyright 2013 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.
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//       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
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// Flags: --allow-natives-syntax

// The below test function was generated from part of a WebKit layout
// test library setup routine: fast/canvas/webgl/resources/pnglib.js

function test(crc32) {
  for (var i = 0; i < 256; i++) {
    var c = i;
    for (var j = 0; j < 8; j++) {
      if (c & 1) {
        c = -306674912 ^ ((c >> 1) & 0x7fffffff);
      } else {
        c = (c >> 1) & 0x7fffffff;
      }
    }
    crc32[i] = c;
  }
}

var a = [0.5];
for (var i = 0; i < 256; ++i) a[i] = i;

test([0.5]);
test(a);
%OptimizeFunctionOnNextCall(test);
test(a);