test/mjsunit/regress/regress-2110.js

// Copyright 2012 the V8 project authors. All rights reserved.
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// 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
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//       with the distribution.
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// Flags: --allow-natives-syntax

var uint8 = new Uint8Array(1);

function test() {
  uint8[0] = 0x800000aa;
  assertEquals(0xaa, uint8[0]);
}

test();
test();
test();
%OptimizeFunctionOnNextCall(test);
test();

var uint32 = new Uint32Array(1);

function test2() {
  uint32[0] = 0x80123456789abcde;
  assertEquals(0x789ac000, uint32[0]);
}

test2();
test2();
%OptimizeFunctionOnNextCall(test2);
test2();