Mercurial > hg > truffle
view graal/com.oracle.graal.compiler.test/src/com/oracle/graal/compiler/test/IfReorderTest.java @ 15062:10b0b01a4a61
Fix operator precedence bug.
author | Roland Schatz <roland.schatz@oracle.com> |
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date | Fri, 11 Apr 2014 13:41:16 +0200 |
parents | 91ed2ba34b06 |
children |
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/* * 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. */ package com.oracle.graal.compiler.test; import java.io.*; import java.util.*; import org.junit.*; public class IfReorderTest extends GraalCompilerTest { private static Object fieldA = Integer.class; private static Object fieldB = Double.class; @Test public void test1() { test("test1Snippet", new ArrayList<>()); } public static Object test1Snippet(Object o) { /* * Serializable and List are not mutually exclusive, so these two IFs should never be * reordered. */ if (branchProbability(0.1, o instanceof Serializable)) { return fieldA; } if (branchProbability(0.9, o instanceof List)) { return fieldB; } return null; } }