Mercurial > hg > truffle
diff test/compiler/5091921/Test6196102.java @ 3345:bad7ecd0b6ed
5091921: Sign flip issues in loop optimizer
Summary: Fix integer overflow problem in the code generated by loop optimizer.
Reviewed-by: never
author | kvn |
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date | Wed, 04 May 2011 13:12:42 -0700 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/test/compiler/5091921/Test6196102.java Wed May 04 13:12:42 2011 -0700 @@ -0,0 +1,47 @@ +/* + * Copyright (c) 2011, Oracle and/or its affiliates. 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA + * or visit www.oracle.com if you need additional information or have any + * questions. + * + */ + +/** + * @test + * @bug 6196102 + * @summary Integer seems to be greater than Integer.MAX_VALUE + * + * @run main Test6196102 + */ + +public class Test6196102 { + static public void main(String[] args) { + int i1 = 0; + int i2 = Integer.MAX_VALUE; + + while (i1 >= 0) { + i1++; + if (i1 > i2) { + System.out.println("E R R O R: " + i1); + System.exit(97); + } + } + } +} +