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      1 // Copyright 2013 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
     10 //       disclaimer in the documentation and/or other materials provided
     11 //       with the distribution.
     12 //     * Neither the name of Google Inc. nor the names of its
     13 //       contributors may be used to endorse or promote products derived
     14 //       from this software without specific prior written permission.
     15 //
     16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
     17 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
     18 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
     19 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
     20 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
     22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     27 
     28 // Flags: --use-osr --allow-natives-syntax --no-concurrent-osr
     29 
     30 function f() {
     31   do {
     32     do {
     33       for (var i = 0; i < 10000000; i++) {
     34         // This should run long enough to trigger OSR.
     35       }
     36     } while (false);
     37   } while (false);
     38 }
     39 
     40 f();
     41 assertTrue(%GetOptimizationCount(f) > 0 || %GetOptimizationStatus(f) == 4);
     42 
     43 function g() {
     44   for (var i = 0; i < 1; i++) { }
     45 
     46   do {
     47     do {
     48       for (var i = 0; i < 1; i++) { }
     49     } while (false);
     50   } while (false);
     51 
     52   do {
     53     do {
     54       do {
     55         do {
     56           do {
     57             do {
     58               do {
     59                 do {
     60                   for (var i = 0; i < 10000000; i++) { }
     61                 } while (false);
     62               } while (false);
     63             } while (false);
     64           } while (false);
     65         } while (false);
     66       } while (false);
     67     } while (false);
     68   } while (false);
     69 }
     70 
     71 g();
     72 assertTrue(%GetOptimizationCount(g) > 0 || %GetOptimizationStatus(g) == 4);
     73