56 lines
2.3 KiB
JavaScript
56 lines
2.3 KiB
JavaScript
|
// Copyright 2011 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: --gc_global
|
||
|
|
|
||
|
|
// Regression test for regexp that has multiple matches and which
|
||
|
|
// internally calls RegExpImpl::IrregexpExecOnce more than once without
|
||
|
|
// ensuring that the regexp is compiled.
|
||
|
|
// This can create a crash if the code was exchanged with the sweep
|
||
|
|
// generation (for code flushing support) in GC durring the matching.
|
||
|
|
|
||
|
|
var re = new RegExp('(s)', "g");
|
||
|
|
|
||
|
|
function foo() {
|
||
|
|
return "42";
|
||
|
|
}
|
||
|
|
|
||
|
|
// Run enough times to get a number of GC's (all mark sweep because of the
|
||
|
|
// --gc_global) flag.
|
||
|
|
for ( var i = 0; i < 10; i++) {
|
||
|
|
// Make a long string with plenty of matches for re.
|
||
|
|
var x = "s foo s bar s foo s bar s";
|
||
|
|
x = x + x;
|
||
|
|
x = x + x;
|
||
|
|
x = x + x;
|
||
|
|
x = x + x;
|
||
|
|
x = x + x;
|
||
|
|
x = x + x;
|
||
|
|
x = x + x;
|
||
|
|
x.replace(re, foo);
|
||
|
|
}
|