contrib/reghunt/bin/gcc-test-compiler-hangs

   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