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[mjsunit] Improve long-running test

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Reading up on the bug description, this is a test
that is triggered by TurboFan execution. This can
be done with natives and does not need excessive
loop iterations. Additionally, we have a more specific
regression test for the original issue in the repo:
http://crrev.com/c/584837

Bug: v8:7783
Change-Id: Id022b515b663e6fb897acb29f43ef92b70b547b8
Reviewed-on: https://chromium-review.googlesource.com/1101018
Reviewed-by: Michael Stanton <mvstanton@chromium.org>
Commit-Queue: Sigurd Schneider <sigurds@chromium.org>
Cr-Commit-Position: refs/heads/master@{#53799}
This commit is contained in:
Sigurd Schneider 2018-06-14 16:21:24 +02:00 committed by Commit Bot
parent 412ec7539d
commit 8f8c53ba75
1 changed files with 8 additions and 1 deletions
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9
test/mjsunit/regress/regress-747075.js
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@ -2,13 +2,20 @@
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// Flags: --allow-natives-syntax
r = [
14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14,
14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14
];
for (i = -1; i < 100000; i++) {
function f() {
r2 = r.map(function(y) {return y/64} );
assertTrue(r2[0] < 1);
}
for (let i = 0; i < 1000; ++i) f();
for (let i = 0; i < 1000; ++i) f();
%OptimizeFunctionOnNextCall(f);
for (let i = 0; i < 1000; ++i) f();