Mercurial > hg > graal-jvmci-8
diff 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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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/test/compiler/7017746/Test.java Thu Feb 10 14:25:59 2011 -0800 @@ -0,0 +1,50 @@ +/* + * 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 7017746 + * @summary Regression : C2 compiler crash due to SIGSEGV in PhaseCFG::schedule_early() + * + * @run main/othervm -Xbatch Test + */ + +public class Test { + + int i; + + static int test(Test t, int a, int b) { + int j = t.i; + int x = a - b; + if (a < b) x = x + j; + return x - j; + } + + public static void main(String args[]) { + Test t = new Test(); + for (int n = 0; n < 1000000; n++) { + int i = test(t, 1, 2); + } + } +} +