be48c5ae26
Also introduced macros for flag aliases for temporary backwards compatibility. R=hpayer@chromium.org BUG= Review URL: https://codereview.chromium.org/23014007 git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16280 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
71 lines
2.7 KiB
JavaScript
71 lines
2.7 KiB
JavaScript
// Copyright 2013 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: --expose-debug-as debug --allow-natives-syntax
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// Flags: --concurrent-recompilation --concurrent-recompilation-delay=100
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if (!%IsConcurrentRecompilationSupported()) {
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print("Concurrent recompilation is disabled. Skipping this test.");
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quit();
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}
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Debug = debug.Debug;
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function listener(event, exec_state, event_data, data) {
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if (event != Debug.DebugEvent.Break) return;
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try {
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assertEquals("foo", exec_state.frame(0).evaluate("a").value());
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} catch (e) {
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exception = e;
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};
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listened++;
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};
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var exception = null;
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var listened = 0;
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var f = function() {
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var a = "foo";
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var b = a.substring("1");
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[a, b].sort();
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return a;
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}
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f();
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f();
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%OptimizeFunctionOnNextCall(f, "concurrent"); // Mark with builtin.
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f(); // Kick off concurrent recompilation.
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Debug.setListener(listener); // Activate debugger.
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Debug.setBreakPoint(f, 2, 0); // Force deopt.
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// Sync with optimization thread. But no optimized code is installed.
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assertUnoptimized(f, "sync");
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f(); // Trigger break point.
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assertEquals(1, listened);
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assertNull(exception);
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