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
/*
* Copyright 2009 Sun Microsystems, Inc. All Rights Reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
* CA 95054 USA or visit www.sun.com if you need additional information or
* have any questions.
*/
/*
* @test
* @bug 6855164
* @summary SIGSEGV during compilation of method involving loop over CharSequence
* @run main/othervm -Xbatch Test
*/
public class Test{
public static void main(String[] args) throws Exception {
StringBuffer builder = new StringBuffer();
for(int i = 0; i < 100; i++)
builder.append("I am the very model of a modern major general\n");
for(int j = 0; j < builder.length(); j++){
previousSpaceIndex(builder, j);
}
}
private static final int previousSpaceIndex(CharSequence sb, int seek) {
seek--;
while (seek > 0) {
if (sb.charAt(seek) == ' ') {
while (seek > 0 && sb.charAt(seek - 1) == ' ')
seek--;
return seek;
}
seek--;
}
return 0;
}
}