Mercurial > hg > truffle
comparison test/compiler/intrinsics/mathexact/GVNTest.java @ 13077:b957c650babb
8028207: assert(_outcnt==1) failed: not unique in compile.cpp
Reviewed-by: iveresov, kvn
author | rbackman |
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date | Tue, 12 Nov 2013 14:52:48 +0100 |
parents | |
children | 9949533a8623 |
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13076:f675976a61e7 | 13077:b957c650babb |
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1 /* | |
2 * Copyright (c) 2013, 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 8028207 | |
27 * @summary Verify that GVN doesn't mess up the two addExacts | |
28 * @compile GVNTest.java | |
29 * @run main GVNTest | |
30 * | |
31 */ | |
32 | |
33 public class GVNTest { | |
34 public static int result = 0; | |
35 public static int value = 93; | |
36 public static void main(String[] args) { | |
37 for (int i = 0; i < 50000; ++i) { | |
38 result = runTest(value + i); | |
39 result = runTest(value + i); | |
40 result = runTest(value + i); | |
41 result = runTest(value + i); | |
42 result = runTest(value + i); | |
43 } | |
44 } | |
45 | |
46 public static int runTest(int value) { | |
47 int v = value + value; | |
48 int sum = 0; | |
49 if (v < 4032) { | |
50 for (int i = 0; i < 1023; ++i) { | |
51 sum += Math.addExact(value, value); | |
52 } | |
53 } else { | |
54 for (int i = 0; i < 321; ++i) { | |
55 sum += Math.addExact(value, value); | |
56 } | |
57 } | |
58 return sum + v; | |
59 } | |
60 } |