v8/test/mjsunit/regress/regress-752764.js
Jakob Kummerow b823bf1ba6 [test][cleanup] Revive --time, speed up some tests
This reimplements the "--time" option of run-tests.py to print the
20 slowest tests, on top of json_test_results infrastructure just
like the bots do it.
Additionally this CL speeds up a bunch of slow tests.

Bug: v8:9396
Change-Id: I40797d2c8c3bfdd310b72f15cd1a035844b7c6f3
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1803635
Commit-Queue: Jakob Kummerow <jkummerow@chromium.org>
Reviewed-by: Michael Achenbach <machenbach@chromium.org>
Cr-Commit-Position: refs/heads/master@{#63786}
2019-09-16 11:24:11 +00:00

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JavaScript

// Copyright 2017 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// Flags: --allow-natives-syntax --nostress-incremental-marking
// Stress-testing this test is very slow and provides no useful coverage.
// Flags: --nostress-opt --noalways-opt
// This test uses a lot of memory and fails with flaky OOM when run
// with --stress-incremental-marking on TSAN.
a = "a".repeat(%StringMaxLength() - 3);
assertThrows(() => new RegExp("a" + a), SyntaxError);