8000659: NPG: ClassCastExceptions are unexpectedly thrown when testing nashorn
Summary: Treat the oops in invoke_method_table() as strong roots when ClassUnloading is enabled.
Reviewed-by: kamg, coleenp
#!/bin/sh
#
# Copyright (c) 2012, 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.
#
#
# Run test for InternTest.java
#
if [ "${TESTSRC}" = "" ]
then TESTSRC=.
fi
if [ "${TESTJAVA}" = "" ]
then
PARENT=`dirname \`which java\``
TESTJAVA=`dirname ${PARENT}`
echo "TESTJAVA not set, selecting " ${TESTJAVA}
echo "If this is incorrect, try setting the variable manually."
fi
if [ "${TESTCLASSES}" = "" ]
then
echo "TESTCLASSES not set. Test cannot execute. Failed."
exit 1
fi
# set platform-dependent variables
OS=`uname -s`
case "$OS" in
SunOS | Linux | Darwin )
NULL=/dev/null
PS=":"
FS="/"
;;
Windows_* )
NULL=NUL
PS=";"
FS="\\"
;;
CYGWIN_* )
NULL=/dev/null
PS=";"
FS="/"
;;
* )
echo "Unrecognized system!"
exit 1;
;;
esac
JEMMYPATH=${CPAPPEND}
CLASSPATH=.${PS}${TESTCLASSES}${PS}${JEMMYPATH} ; export CLASSPATH
THIS_DIR=`pwd`
${TESTJAVA}${FS}bin${FS}java ${TESTVMOPTS} -fullversion
${TESTJAVA}${FS}bin${FS}javac -d . ${TESTSRC}${FS}InternTest.java
cp ${TESTSRC}${FS}badstrings.txt .
${TESTJAVA}${FS}bin${FS}java ${TESTVMOPTS} -XX:+PrintStringTableStatistics -XX:+TraceSafepointCleanupTime InternTest bad > test.out 2>&1 &
C_PID=$!
sleep 60
ps | grep ${C_PID} | grep -v grep
if [ $? = 0 ]
then
kill -9 ${C_PID}
echo "Test Failed"
exit 1
else
echo "Test Passed"
exit 0
fi