nashorn/test/script/basic/JDK-8043235.js
author hannesw
Fri, 03 Feb 2017 13:28:00 +0100
changeset 43555 1bb10bccf057
parent 24778 2ff5d7041566
permissions -rw-r--r--
8173888: Test for JDK-8169481 causes stack overflows in parser tests Reviewed-by: jlaskey, sundar
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/*
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 * Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved.
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 *
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 * This code is free software; you can redistribute it and/or modify it
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 * under the terms of the GNU General Public License version 2 only, as
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 * published by the Free Software Foundation.
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 *
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 * This code is distributed in the hope that it will be useful, but WITHOUT
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 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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 * version 2 for more details (a copy is included in the LICENSE file that
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 * accompanied this code).
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 *
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 * You should have received a copy of the GNU General Public License version
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 * 2 along with this work; if not, write to the Free Software Foundation,
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 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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 *
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 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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 * or visit www.oracle.com if you need additional information or have any
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 * questions.
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 */
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/**
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 * JDK-8043235: Type-based optimizations interfere with continuation methods
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 *
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 * @test
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 * @run
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 */
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function g() {
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  return "Hello World!"
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}
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function f1() {
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    var c;
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    var paused = false;
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    // If we didn't disable nullCheck specialization for expressions
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    // containing a deoptimization site, we'd get an AssertionError
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    while (!paused && (null !== (c = g()))) {
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      print(c);
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      paused = true;
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    }
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}
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function f2() {
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    var c;
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    var paused = false;
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    // If we didn't disable undefinedCheck specialization for expressions
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    // containing a deoptimization site, we'd get an AssertionError
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    while (!paused && (undefined !== (c = g()))) {
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      print(c);
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      paused = true;
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    }
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}
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f1();
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f2();