Javascript  |  73行  |  2.47 KB

// 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.
//     * Neither the name of Google Inc. nor the names of its
//       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
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

// Flags: --use-osr --allow-natives-syntax --no-concurrent-osr

function f() {
  do {
    do {
      for (var i = 0; i < 10000000; i++) {
        // This should run long enough to trigger OSR.
      }
    } while (false);
  } while (false);
}

f();
assertTrue(%GetOptimizationCount(f) > 0 || %GetOptimizationStatus(f) == 4);

function g() {
  for (var i = 0; i < 1; i++) { }

  do {
    do {
      for (var i = 0; i < 1; i++) { }
    } while (false);
  } while (false);

  do {
    do {
      do {
        do {
          do {
            do {
              do {
                do {
                  for (var i = 0; i < 10000000; i++) { }
                } while (false);
              } while (false);
            } while (false);
          } while (false);
        } while (false);
      } while (false);
    } while (false);
  } while (false);
}

g();
assertTrue(%GetOptimizationCount(g) > 0 || %GetOptimizationStatus(g) == 4);