#!/bin/sh # # Copyright (c) 2002, 2014, 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 4622663 # @summary redefine and pop top frame from jdb gets assertion failure # @author Jim Holmlund/Swamy Venkataramanappa # # The failure occurs with debug java when the pop deletes the # line that called the method which is being popped. # @key intermittent # @run shell RedefinePop.sh # assert(index<len, "should have found method") # [8] report_assertion_failure(0xfe2a54d9, 0xfe2a54e3, 0x2cc, 0xfe2a5527, 0xfffffff8, 0x3f2b8), at 0xfda1e5e8 # [9] methodOopDesc::jni_id(0xf590a2f0, 0x3e868, 0x8, 0xffbed760, 0xf590a3ac, 0xffbed664), at 0xfdcd7a2c # [10] JvmdiThreadState::compare_and_set_current_location(0x3f450, 0xf590a2f0, 0xf590a33f, 0x1, 0x1, 0x3e868), at 0xfdc0f670 # [11] jvmdi::at_single_stepping_point(0x3e868, 0xf590a2f0, 0xf590a33f, 0x5, 0x0, 0x0), at 0xfdc29184 # [12] InterpreterRuntime::at_safepoint(0x3e868, 0xb6, 0x2, 0xf9c28744, 0xf590a038, 0xffbed880), at 0xfdb0d590 # These are variables that can be set to control execution compileOptions=-g createJavaFile() { cat <<EOF > $1.java.1 public class $1 { static public void main(String[] args) { $1 mine = new $1(); mine.a1(44); // @1 delete the call that we are in when the pop occurs mine.a4(); } public void a1(int p1) { System.out.println("a1: @1 breakpoint here"); } public void a4() { System.out.println("a4: The next line should not say Ni!"); System.out.println("a4: Ni!"); // @1 delete } } EOF } # This is called to feed cmds to jdb. dojdbCmds() { setBkpts @1 runToBkpt @1 redefineClass @1 cmd pop cmd allowExit cont } mysetup() { if [ -z "$TESTSRC" ] ; then TESTSRC=. fi for ii in . $TESTSRC $TESTSRC/.. ; do if [ -r "$ii/ShellScaffold.sh" ] ; then . $ii/ShellScaffold.sh break fi done } # You could replace this next line with the contents # of ShellScaffold.sh and this script will run just the same. mysetup runit debuggeeFailIfPresent "Internal exception:" pass