1 /* 2 * Copyright (c) 2013, 2016, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 /* 25 * @test 26 * @bug 7167142 27 * @summary Warn if unused .hotspot_compiler file is present 28 * @library /test/lib 29 * @modules java.base/jdk.internal.misc 30 * java.management 31 * @run driver CompilerConfigFileWarning 32 */ 33 34 import java.io.PrintWriter; 35 import jdk.test.lib.process.ProcessTools; 36 import jdk.test.lib.process.OutputAnalyzer; 37 import jdk.test.lib.Platform; 38 39 public class CompilerConfigFileWarning { 40 public static void main(String[] args) throws Exception { 41 ProcessBuilder pb; 42 OutputAnalyzer output; 43 PrintWriter pw; 44 45 pw = new PrintWriter("hs_comp.txt"); 46 pw.println("aaa, aaa"); 47 pw.close(); 48 49 pb = ProcessTools.createJavaProcessBuilder("-XX:CompileCommandFile=hs_comp.txt", "-version"); 50 output = new OutputAnalyzer(pb.start()); 51 output.shouldContain("CompileCommand: unrecognized command"); 52 output.shouldContain("aaa, aaa"); 53 54 // Skip on debug builds since we'll always read the file there 55 if (!Platform.isDebugBuild()) { 56 pw = new PrintWriter(".hotspot_compiler"); 57 pw.println("aa"); 58 pw.close(); 59 60 pb = ProcessTools.createJavaProcessBuilder("-version"); 61 output = new OutputAnalyzer(pb.start()); 62 output.shouldContain("warning: .hotspot_compiler file is present but has been ignored. Run with -XX:CompileCommandFile=.hotspot_compiler to load the file."); 63 } 64 } 65 }