aoqi@0: /*
aoqi@0:  * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
aoqi@0:  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
aoqi@0:  *
aoqi@0:  * This code is free software; you can redistribute it and/or modify it
aoqi@0:  * under the terms of the GNU General Public License version 2 only, as
aoqi@0:  * published by the Free Software Foundation.
aoqi@0:  *
aoqi@0:  * This code is distributed in the hope that it will be useful, but WITHOUT
aoqi@0:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
aoqi@0:  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
aoqi@0:  * version 2 for more details (a copy is included in the LICENSE file that
aoqi@0:  * accompanied this code).
aoqi@0:  *
aoqi@0:  * You should have received a copy of the GNU General Public License version
aoqi@0:  * 2 along with this work; if not, write to the Free Software Foundation,
aoqi@0:  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
aoqi@0:  *
aoqi@0:  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
aoqi@0:  * or visit www.oracle.com if you need additional information or have any
aoqi@0:  * questions.
aoqi@0:  */
aoqi@0: 
aoqi@0: /*
aoqi@0:  * @test
aoqi@0:  * @bug 4955930
aoqi@0:  * @summary The "method0" StackMap attribute should have two entries instead of three
aoqi@0:  * @library /tools/javac/lib
aoqi@0:  * @build ToolBox
aoqi@0:  * @run compile -source 6 -target 6 StackMapTest.java
aoqi@0:  * @run main StackMapTest
aoqi@0:  */
aoqi@0: 
aoqi@0: import java.nio.file.Path;
aoqi@0: import java.nio.file.Paths;
aoqi@0: 
aoqi@0: //original test: test/tools/javac/stackmap/T4955930.sh
aoqi@0: public class StackMapTest {
aoqi@0: 
aoqi@0:     class Test {
aoqi@0:         void method0(boolean aboolean) throws Exception {
aoqi@0:             label_0:
aoqi@0:             while (true) {
aoqi@0:                 if (aboolean) ;
aoqi@0:                 else break label_0;
aoqi@0:             }
aoqi@0:         }
aoqi@0:     }
aoqi@0: 
aoqi@0:     public static void main(String args[]) throws Exception {
aoqi@0: //    "${TESTJAVA}${FS}bin${FS}javac" ${TESTTOOLVMOPTS} -source 6 -target 6 T4955930.java
aoqi@0: 
aoqi@0: //    "${TESTJAVA}${FS}bin${FS}javap" ${TESTTOOLVMOPTS} -verbose T4955930 > ${TMP1}
aoqi@0:         Path pathToClass = Paths.get(System.getProperty("test.classes"),
aoqi@0:                 "StackMapTest$Test.class");
aoqi@0:         ToolBox.JavaToolArgs javapArgs =
aoqi@0:                 new ToolBox.JavaToolArgs().setAllArgs("-v", pathToClass.toString());
aoqi@0: 
aoqi@0: //        grep "StackMapTable: number_of_entries = 2" ${TMP1}
aoqi@0:         if (!ToolBox.javap(javapArgs).contains("StackMapTable: number_of_entries = 2"))
aoqi@0:             throw new AssertionError("The number of entries of the stack map "
aoqi@0:                     + "table should be equal to 2");
aoqi@0:     }
aoqi@0: 
aoqi@0: }