contrib/regression/btest-gcc.sh

   1 #!/bin/sh
   2
   3 #  Test GCC.
   4 #  Copyright (C) 1999-2024 Free Software Foundation, Inc.
   5
   6 #  This program is free software; you can redistribute it and/or modify
   7 #  it under the terms of the GNU General Public License as published by
   8 #  the Free Software Foundation; either version 3 of the License, or
   9 #  (at your option) any later version.
  10
  11 #  This program is distributed in the hope that it will be useful,
  12 #  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 #  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 #  GNU General Public License for more details.
  15
  16 #  You should have received a copy of the GNU General Public License
  17 #  along with this program; see the file COPYING3.  If not see
  18 #  <http://www.gnu.org/licenses/>.
  19
  20 # INPUT:
  21 # btest <options> <target> <source> <prefix> <state> <build>
  22
  23 add_passes_despite_regression=0
  24 dashj=''
  25 handle_xpass_as_fail=false
  26
  27 # <options> can be
  28 # --add-passes-despite-regression:
  29 #  Add new "PASSes" despite there being some regressions.
  30 # -j<n>:
  31 #  Pass '-j<n>' to make.
  32 # --handle-xpass-as-fail:
  33 #  Count XPASS as a FAIL (default ignored).
  34
  35 while : ; do
  36   case "$1" in
  37    --add-passes-despite-regression)
  38     add_passes_despite_regression=1;;
  39    --handle-xpass-as-fail)
  40     handle_xpass_as_fail=true;;
  41    -j*)
  42     dashj=$1;;
  43    -*) echo "Invalid option: $1"; exit 2;;
  44    *) break;;
  45   esac
  46   shift
  47 done
  48
  49 # TARGET is the target triplet.  It should be the same one as used in
  50 # constructing PREFIX.  Or it can be the keyword 'native', indicating
  51 # a target of whatever platform the script is running on.
  52 TARGET=$1
  53 # SOURCE is the directory containing the toplevel configure.
  54 SOURCE=$2
  55
  56 # PREFIX is the directory for the --prefix option to configure.
  57 #   For cross compilers, it needs to contain header files,
  58 #   libraries, and binutils.  PATH should probably include
  59 #   $PREFIX/bin.
  60 PREFIX=$3
  61 # This script also needs to include the GDB testsuite in
  62 #   $PREFIX/share/gdb-testsuite.
  63 GDB_TESTSUITE=$PREFIX/share/gdb-testsuite
  64
  65 # STATE is where the tester maintains its internal state,
  66 #   described below.
  67 STATE=$4
  68
  69 # BUILD is a temporary directory that this script will
  70 #   delete and recreate, containing the build tree.
  71 BUILD=$5
  72
  73 # you also probably need to set these variables:
  74 # PATH: should contain a native gcc, and a cross gdb.
  75 # DEJAGNU: should point to a site.exp suitable for testing
  76 #   the compiler and debugger.
  77
  78
  79 # OUTPUT: in $RESULT, one of the following keywords:
  80 #   error       the script failed due to
  81 #               a misconfiguration or resource limitation
  82 #   build       the build failed
  83 #   regress-<n> the build succeeded, but there were <n>
  84 #               testsuite regressions, listed in $REGRESS
  85 #   pass        build succeeded and there were no regressions
  86 RESULT=$STATE/RESULT
  87 # in BUILD_LOG, the output of the build
  88 BUILD_LOG=$STATE/build_log
  89 # in FAILED, a list of failing testcases
  90 FAILED=$STATE/failed
  91 # in PASSES, the list of testcases we expect to pass
  92 PASSES=$STATE/passes
  93 # in REGRESS, a list of testcases we expected to pass but that failed
  94 REGRESS=$STATE/regress
  95
  96 # Make sure various files exist.
  97 [ -d $STATE ] || mkdir $STATE
  98 [ -f $PASSES ] || touch $PASSES
  99
 100 # These lines should stay in this order, because
 101 # that way if something is badly wrong and $RESULT can't
 102 # be modified then cron will mail the error message.
 103 # The reverse order could lead to the testsuite claiming that
 104 # everything always passes, without running any tests.
 105 echo error > $RESULT || exit 1
 106 exec > $BUILD_LOG 2>&1 || exit 1
 107
 108 set -x
 109
 110 # Nuke $BUILD and recreate it.
 111 rm -rf $BUILD $REGRESS $FAILED
 112 mkdir $BUILD || exit 1
 113 cd $BUILD || exit 1
 114
 115 H_BUILD=`$SOURCE/config.guess || exit 1`
 116 H_HOST=$H_BUILD
 117 if [ $TARGET = native ] ; then
 118   H_TARGET=$H_HOST
 119 else
 120   H_TARGET=$TARGET
 121 fi
 122 H_REAL_TARGET=`$SOURCE/config.sub $H_TARGET || exit 1`
 123
 124 # TESTLOGS is the list of dejagnu .sum files that the tester should
 125 # look at.
 126 TESTLOGS="gcc/testsuite/gcc/gcc.sum
 127 gcc/testsuite/g++/g++.sum
 128 gcc/testsuite/objc/objc.sum"
 129
 130 # Build.
 131 echo build > $RESULT
 132 if [ $H_HOST = $H_TARGET ] ; then
 133   $SOURCE/configure --prefix=$PREFIX --target=$H_TARGET || exit 1
 134   if ! make $dashj bootstrap ; then
 135     [ -s .bad_compare ] || exit 1
 136     cat .bad_compare >> $REGRESS || exit 1
 137     touch compare || exit 1   # Prevent the comparison from running again
 138     make $dashj all || exit 1
 139   fi
 140 else
 141   withopt="--with-gnu-ld --with-gnu-as"
 142   case "$H_TARGET" in
 143     *-linux*) ;;
 144     *) withopt="$withopt --with-newlib";;
 145   esac
 146   $SOURCE/configure --prefix=$PREFIX --target=$H_TARGET $withopt || exit 1
 147   make $dashj || exit 1
 148 fi
 149 echo error > $RESULT || exit 1
 150
 151 # Test GCC against its internal testsuite.
 152 make $dashj -k check
 153
 154 if [ -f gcc/testsuite/gfortran/gfortran.sum ] ; then
 155   TESTLOGS="$TESTLOGS gcc/testsuite/gfortran/gfortran.sum"
 156 fi
 157
 158 if [ -f $BUILD/$H_TARGET/libstdc++-v3/testsuite/libstdc++.sum ] ; then
 159   TESTLOGS="$TESTLOGS $H_TARGET/libstdc++-v3/testsuite/libstdc++.sum"
 160 fi
 161
 162 if [ -f $BUILD/$H_TARGET/libffi/testsuite/libffi.sum ] ; then
 163   TESTLOGS="$TESTLOGS $H_TARGET/libffi/testsuite/libffi.sum"
 164 fi
 165
 166 if [ -f $BUILD/$H_TARGET/libjava/testsuite/libjava.sum ] ; then
 167   TESTLOGS="$TESTLOGS $H_TARGET/libjava/testsuite/libjava.sum"
 168 fi
 169
 170 if [ -f $BUILD/$H_TARGET/libgomp/testsuite/libgomp.sum ] ; then
 171   TESTLOGS="$TESTLOGS $H_TARGET/libgomp/testsuite/libgomp.sum"
 172 fi
 173
 174 if [ -f $BUILD/$H_TARGET/libmudflap/testsuite/libmudflap.sum ] ; then
 175   TESTLOGS="$TESTLOGS $H_TARGET/libmudflap/testsuite/libmudflap.sum"
 176 fi
 177
 178 # Test the just-built GCC with the GDB testsuite.
 179 if [ -d $GDB_TESTSUITE ] ; then
 180   mkdir test-gdb || exit 1
 181   cd $GDB_TESTSUITE || exit 1
 182   for i in gdb.* ; do
 183     if [ -d $i ] ; then
 184       mkdir $BUILD/test-gdb/$i
 185     fi
 186   done
 187   cd $BUILD/test-gdb || exit 1
 188   echo "set host_alias $H_HOST" > site.exp
 189   echo "set host_triplet $H_HOST" >> site.exp
 190   echo "set target_alias $H_TARGET" >> site.exp
 191   echo "set target_triplet $H_REAL_TARGET" >> site.exp
 192   echo "set build_alias $H_BUILD" >> site.exp
 193   echo "set build_triplet $H_BUILD" >> site.exp
 194   echo "set srcdir $GDB_TESTSUITE" >> site.exp
 195   runtest --tool gdb
 196   TESTLOGS="$TESTLOGS test-gdb/gdb.sum"
 197 fi
 198
 199 # Sanity-check the testlogs.  They should contain at least one PASS.
 200 cd $BUILD || exit 1
 201 for LOG in $TESTLOGS ; do
 202   if ! grep ^PASS: $LOG > /dev/null ; then
 203     echo build > $RESULT
 204     exit 1
 205   fi
 206 done
 207
 208 # Work out what failed
 209 for LOG in $TESTLOGS ; do
 210   L=`basename $LOG`
 211   if $handle_xpass_as_fail ; then
 212    awk '/^(FAIL|XPASS): / { print "'$L'",$2; }' $LOG || exit 1
 213   else
 214    awk '/^FAIL: / { print "'$L'",$2; }' $LOG || exit 1
 215   fi
 216 done | sort | uniq > $FAILED || exit 1
 217 comm -12 $FAILED $PASSES >> $REGRESS || exit 1
 218 NUMREGRESS=`wc -l < $REGRESS | tr -d ' '`
 219
 220 if [ $NUMREGRESS -eq 0 ] || [ $add_passes_despite_regression -ne 0 ] ; then
 221   # Update the state.
 222   for LOG in $TESTLOGS ; do
 223     L=`basename $LOG`
 224     awk '/^PASS: / { print "'$L'",$2; }' $LOG || exit 1
 225   done | sort | uniq | comm -23 - $FAILED > ${PASSES}~ || exit 1
 226   [ -s ${PASSES}~ ] || exit 1
 227   if [ $NUMREGRESS -ne 0 ] ; then
 228     # The way we keep track of new PASSes when in "regress-N" for
 229     # --add-passes-despite-regression, is to *add* them to previous
 230     # PASSes.  Just as without this option, we don't forget *any* PASS
 231     # lines, because besides the ones in $REGRESS that we definitely
 232     # don't want to lose, their removal or rename may have been a
 233     # mistake (as in, the cause of the "regress-N" state).  If they
 234     # come back, we then know they're regressions.
 235     cat ${PASSES}~ ${PASSES} | sort -u > ${PASSES}~~
 236     mv ${PASSES}~~ ${PASSES} || exit 1
 237     rm ${PASSES}~ || exit 1
 238   else
 239     # In contrast to the merging for "regress-N", we just overwrite
 240     # the known PASSes when in the "pass" state, so we get rid of
 241     # stale PASS lines for removed, moved or otherwise changed tests
 242     # which may be added back with a different meaning later on.
 243     mv ${PASSES}~ ${PASSES} || exit 1
 244   fi
 245 fi
 246
 247 if [ $NUMREGRESS -ne 0 ] ; then
 248   echo regress-$NUMREGRESS > $RESULT
 249   exit 1
 250 fi
 251
 252 echo pass > $RESULT
 253 exit 0