From 348a4e44f504738bf47722c8c08959f68d1b6603 Mon Sep 17 00:00:00 2001 From: "jkummerow@chromium.org" Date: Wed, 6 Apr 2011 11:01:07 +0000 Subject: [PATCH] Add regression test for overlapping key and value registers. Review URL: http://codereview.chromium.org/6804007 git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@7510 ce2b1a6d-e550-0410-aec6-3dcde31c8c00 --- test/mjsunit/external-array.js | 40 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 40 insertions(+) create mode 100644 test/mjsunit/external-array.js diff --git a/test/mjsunit/external-array.js b/test/mjsunit/external-array.js new file mode 100644 index 0000000..5c04b55 --- /dev/null +++ b/test/mjsunit/external-array.js @@ -0,0 +1,40 @@ +// 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. + +// This is a regression test for overlapping key and value registers. +function f(a) { + a[0] = 0; + a[1] = 0; +} + +var a = new Int32Array(2); +for (var i = 0; i < 1000000; i++) { + f(a); +} + +assertEquals(0, a[0]); +assertEquals(0, a[1]); -- 2.7.4