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sourceRevisionAtLastExport: 33f2fb0e53d135f0ee17cfccd9d993eb2a6f47de targetRevisionAtLastExport: 31340cbd9add103f586d501b0c3354b7b182abc0
60 lines
2.4 KiB
JavaScript
60 lines
2.4 KiB
JavaScript
// Copyright 2010 the V8 project authors. All rights reserved.
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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//
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following
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// disclaimer in the documentation and/or other materials provided
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// with the distribution.
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// * Neither the name of Google Inc. nor the names of its
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// contributors may be used to endorse or promote products derived
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// from this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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// Flags: --max-semi-space-size=1
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"use strict";
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// Check for GC bug constructing exceptions.
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var v = [1, 2, 3, 4]
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Object.preventExtensions(v);
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function foo() {
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var re = /2147483647/; // Equal to 0x7fffffff.
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for (var i = 0; i < 10000; i++) {
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var ok = false;
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try {
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var j = 1;
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// Allocate some heap numbers in order to randomize the behaviour of the
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// garbage collector. 93 is chosen to be a prime number to avoid the
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// allocation settling into a too neat pattern.
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for (var j = 0; j < i % 93; j++) {
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j *= 1.123567; // An arbitrary floating point number.
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}
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v[0x7fffffff] = 0; // Trigger exception.
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assertTrue(false);
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return j; // Make sure that future optimizations don't eliminate j.
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} catch(e) {
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ok = true;
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assertTrue(re.test(e), 'e: ' + e);
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}
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assertTrue(ok);
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}
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}
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foo();
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