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comparison test/compiler/6855164/Test.java @ 835:73dac61fe300

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6857707: Add missing test case for CR 6855164 from its bug description. Summary: Add missing test case for CR 6855164 from its bug description. Reviewed-by: never
author cfang
date Mon, 06 Jul 2009 12:54:17 -0700
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children c18cbe5936b8
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834:0f2d888530e7 835:73dac61fe300
1 /*
2 * Copyright 2009 Sun Microsystems, Inc. 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
20 * CA 95054 USA or visit www.sun.com if you need additional information or
21 * have any questions.
22 */
23
24 /*
25 * @test
26 * @bug 6855164
27 * @summary SIGSEGV during compilation of method involving loop over CharSequence
28 * @run main/othervm -Xbatch Test
29 */
30
31 public class Test{
32 public static void main(String[] args) throws Exception {
33 StringBuffer builder = new StringBuffer();
34
35 for(int i = 0; i < 100; i++)
36 builder.append("I am the very model of a modern major general\n");
37
38 for(int j = 0; j < builder.length(); j++){
39 previousSpaceIndex(builder, j);
40 }
41 }
42
43 private static final int previousSpaceIndex(CharSequence sb, int seek) {
44 seek--;
45 while (seek > 0) {
46 if (sb.charAt(seek) == ' ') {
47 while (seek > 0 && sb.charAt(seek - 1) == ' ')
48 seek--;
49 return seek;
50 }
51 seek--;
52 }
53 return 0;
54 }
55 }