test/script/basic/JDK-8043235.js

Tue, 21 Mar 2017 13:41:57 -0700

author
asaha
date
Tue, 21 Mar 2017 13:41:57 -0700
changeset 2160
1df40fe54cd6
parent 963
e2497b11a021
permissions
-rw-r--r--

Merge

attila@963 1 /*
attila@963 2 * Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved.
attila@963 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
attila@963 4 *
attila@963 5 * This code is free software; you can redistribute it and/or modify it
attila@963 6 * under the terms of the GNU General Public License version 2 only, as
attila@963 7 * published by the Free Software Foundation.
attila@963 8 *
attila@963 9 * This code is distributed in the hope that it will be useful, but WITHOUT
attila@963 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
attila@963 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
attila@963 12 * version 2 for more details (a copy is included in the LICENSE file that
attila@963 13 * accompanied this code).
attila@963 14 *
attila@963 15 * You should have received a copy of the GNU General Public License version
attila@963 16 * 2 along with this work; if not, write to the Free Software Foundation,
attila@963 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
attila@963 18 *
attila@963 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
attila@963 20 * or visit www.oracle.com if you need additional information or have any
attila@963 21 * questions.
attila@963 22 */
attila@963 23
attila@963 24 /**
attila@963 25 * JDK-8043235: Type-based optimizations interfere with continuation methods
attila@963 26 *
attila@963 27 * @test
attila@963 28 * @run
attila@963 29 */
attila@963 30
attila@963 31 function g() {
attila@963 32 return "Hello World!"
attila@963 33 }
attila@963 34
attila@963 35 function f1() {
attila@963 36 var c;
attila@963 37 var paused = false;
attila@963 38 // If we didn't disable nullCheck specialization for expressions
attila@963 39 // containing a deoptimization site, we'd get an AssertionError
attila@963 40 while (!paused && (null !== (c = g()))) {
attila@963 41 print(c);
attila@963 42 paused = true;
attila@963 43 }
attila@963 44 }
attila@963 45
attila@963 46 function f2() {
attila@963 47 var c;
attila@963 48 var paused = false;
attila@963 49 // If we didn't disable undefinedCheck specialization for expressions
attila@963 50 // containing a deoptimization site, we'd get an AssertionError
attila@963 51 while (!paused && (undefined !== (c = g()))) {
attila@963 52 print(c);
attila@963 53 paused = true;
attila@963 54 }
attila@963 55 }
attila@963 56
attila@963 57 f1();
attila@963 58 f2();

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