Mercurial > hg > graal-compiler
comparison test/compiler/7017746/Test.java @ 2254:ab42c7e1cf83
7017746: Regression : C2 compiler crash due to SIGSEGV in PhaseCFG::schedule_early()
Summary: Add TEMP edges (and KILL projections) before duplicated operands are removed in Expand() methods.
Reviewed-by: never
author | kvn |
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date | Thu, 10 Feb 2011 14:25:59 -0800 |
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2253:62a8557e8f36 | 2254:ab42c7e1cf83 |
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1 /* | |
2 * Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved. | |
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | |
4 * | |
5 * This code is free software; you can redistribute it and/or modify it | |
6 * under the terms of the GNU General Public License version 2 only, as | |
7 * published by the Free Software Foundation. | |
8 * | |
9 * This code is distributed in the hope that it will be useful, but WITHOUT | |
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
12 * version 2 for more details (a copy is included in the LICENSE file that | |
13 * accompanied this code). | |
14 * | |
15 * You should have received a copy of the GNU General Public License version | |
16 * 2 along with this work; if not, write to the Free Software Foundation, | |
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
18 * | |
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | |
20 * or visit www.oracle.com if you need additional information or have any | |
21 * questions. | |
22 */ | |
23 | |
24 /** | |
25 * @test | |
26 * @bug 7017746 | |
27 * @summary Regression : C2 compiler crash due to SIGSEGV in PhaseCFG::schedule_early() | |
28 * | |
29 * @run main/othervm -Xbatch Test | |
30 */ | |
31 | |
32 public class Test { | |
33 | |
34 int i; | |
35 | |
36 static int test(Test t, int a, int b) { | |
37 int j = t.i; | |
38 int x = a - b; | |
39 if (a < b) x = x + j; | |
40 return x - j; | |
41 } | |
42 | |
43 public static void main(String args[]) { | |
44 Test t = new Test(); | |
45 for (int n = 0; n < 1000000; n++) { | |
46 int i = test(t, 1, 2); | |
47 } | |
48 } | |
49 } | |
50 |