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      1 #! /bin/sh
      2 
      3 # Test a bug for which the compiler hangs, using environment variables
      4 # set in several reghunt scripts and configuration files.
      5 #
      6 # Copyright (C) 2007 Free Software Foundation.
      7 #
      8 # This file is free software; you can redistribute it and/or modify
      9 # it under the terms of the GNU General Public License as published by
     10 # the Free Software Foundation; either version 3 of the License, or
     11 # (at your option) any later version.
     12 #
     13 # This program is distributed in the hope that it will be useful,
     14 # but WITHOUT ANY WARRANTY; without even the implied warranty of
     15 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     16 # GNU General Public License for more details.
     17 #
     18 # For a copy of the GNU General Public License, write the the
     19 # Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
     20 # Boston, MA 02111-1301, USA.
     21 
     22 ID=$1
     23 LOGID=`printf "%04d" ${ID}`
     24 LOG=${BUGID}.${LOGID}.out
     25 MSGID="bug ${BUGID}, id ${ID}"
     26 
     27 trap "echo \"`date`  compiler hang for ${MSGID}\"; pkill -9 cc1; exit $REG_FAIL" SIGUSR1
     28 SLEEPCNT=10
     29 
     30 # Set up to trap the hang.
     31 sleep $SLEEPCNT && /bin/kill -s SIGUSR1 0 &
     32 SLEEPID=$!
     33 
     34 # This might hang.
     35 $REG_TEST_COMPILER $REG_OPTS $REG_TESTCASE > ${LOG} 2>&1
     36 
     37 # The command didn't hang.  Capture its return value so we can check
     38 # whether it had other unexpected problems.
     39 RET=$?
     40 
     41 # Kill the sleep command so it won't finish normally and cause this
     42 # process to get a signal telling it to report a failure.
     43 /bin/kill $SLEEPID
     44 
     45 if [ $RET -eq 0 ]; then
     46     echo "`date`  test compiled successfully for ${MSGID}"
     47     exit $REG_PASS
     48 fi
     49 
     50 grep -q 'No such file or directory' ${LOG}
     51 if [ $? -eq 0 ]; then
     52     echo "`date`    unexpected failure: missing file for ${MSGID}"
     53     exit $REG_ERROR
     54 fi
     55 
     56 grep -q "egmentation fault"
     57 if [ $? -eq 0 ]; then
     58     echo "`date`   unexpected failure: segfault for ${MSGID}"
     59     exit $REG_ERROR
     60 fi
     61 
     62 echo "`date`    unexpected failure for ${MSGID}"
     63 exit $REG_ERROR
     64