ac_help="$ac_help
--enable-sim-hostendian=end Specify host byte endian orientation."
ac_help="$ac_help
- --enable-build-warnings[=LIST] Enable build-time compiler warnings"
+ --enable-build-warnings Enable build-time compiler warnings if gcc is used"
+ac_help="$ac_help
+ --enable-gdb-build-warnings Enable SIM specific build-time compiler warnings if gcc is used"
ac_help="$ac_help
--enable-sim-reserved-bits Specify whether to check reserved bits in instruction."
ac_help="$ac_help
--enable-sim-inline=inlines Specify which functions should be inlined."
ac_help="$ac_help
--enable-sim-hardware=LIST Specify the hardware to be included in the build."
-ac_help="$ac_help
- --enable-sim-common Enable common simulator"
# Initialize some variables set by options.
# The variables have the same names as the options, with
fi
+# NOTE: Don't add -Wall or -Wunused, they both include
+# -Wunused-parameter which reports bogus warnings.
+# NOTE: If you add to this list, remember to update
+# gdb/doc/gdbint.texinfo.
+build_warnings="-Wimplicit -Wreturn-type -Wcomment -Wtrigraphs \
+-Wformat -Wparentheses -Wpointer-arith -Wuninitialized"
+# Up for debate: -Wswitch -Wcomment -trigraphs -Wtrigraphs
+# -Wunused-function -Wunused-label -Wunused-variable -Wunused-value
+# -Wchar-subscripts -Wtraditional -Wshadow -Wcast-qual
+# -Wcast-align -Wwrite-strings -Wconversion -Wstrict-prototypes
+# -Wmissing-prototypes -Wmissing-declarations -Wredundant-decls
+# -Woverloaded-virtual -Winline -Werror"
# Check whether --enable-build-warnings or --disable-build-warnings was given.
if test "${enable_build_warnings+set}" = set; then
enableval="$enable_build_warnings"
- build_warnings="-Wall -Wpointer-arith -Wstrict-prototypes -Wmissing-prototypes -Wmissing-declarations"
-case "${enableval}" in
+ case "${enableval}" in
+ yes) ;;
+ no) build_warnings="-w";;
+ ,*) t=`echo "${enableval}" | sed -e "s/,/ /g"`
+ build_warnings="${build_warnings} ${t}";;
+ *,) t=`echo "${enableval}" | sed -e "s/,/ /g"`
+ build_warnings="${t} ${build_warnings}";;
+ *) build_warnings=`echo "${enableval}" | sed -e "s/,/ /g"`;;
+esac
+if test x"$silent" != x"yes" && test x"$build_warnings" != x""; then
+ echo "Setting compiler warning flags = $build_warnings" 6>&1
+fi
+fi
+# Check whether --enable-sim-build-warnings or --disable-sim-build-warnings was given.
+if test "${enable_sim_build_warnings+set}" = set; then
+ enableval="$enable_sim_build_warnings"
+ case "${enableval}" in
yes) ;;
no) build_warnings="-w";;
,*) t=`echo "${enableval}" | sed -e "s/,/ /g"`
- build_warnings="${build_warnings} ${t}";;
+ build_warnings="${build_warnings} ${t}";;
*,) t=`echo "${enableval}" | sed -e "s/,/ /g"`
- build_warnings="${t} ${build_warnings}";;
- *) build_warnings=`echo "${enableval}" | sed -e "s/,/ /g"`;;
+ build_warnings="${t} ${build_warnings}";;
+ *) build_warnings=`echo "${enableval}" | sed -e "s/,/ /g"`;;
esac
if test x"$silent" != x"yes" && test x"$build_warnings" != x""; then
- echo "Setting warning flags = $build_warnings" 6>&1
+ echo "Setting GDB specific compiler warning flags = $build_warnings" 6>&1
+fi
fi
WARN_CFLAGS=""
WERROR_CFLAGS=""
if test "x${build_warnings}" != x -a "x$GCC" = xyes
then
- # Separate out the -Werror flag as some files just cannot be
- # compiled with it enabled.
- for w in ${build_warnings}; do
- case $w in
- -Werr*) WERROR_CFLAGS=-Werror ;;
- *) WARN_CFLAGS="${WARN_CFLAGS} $w"
- esac
- done
-fi
+ echo $ac_n "checking compiler warning flags""... $ac_c" 1>&6
+echo "configure:3774: checking compiler warning flags" >&5
+ # Separate out the -Werror flag as some files just cannot be
+ # compiled with it enabled.
+ for w in ${build_warnings}; do
+ case $w in
+ -Werr*) WERROR_CFLAGS=-Werror ;;
+ *) # Check that GCC accepts it
+ saved_CFLAGS="$CFLAGS"
+ CFLAGS="$CFLAGS $w"
+ cat > conftest.$ac_ext <<EOF
+#line 3784 "configure"
+#include "confdefs.h"
+
+int main() {
+
+; return 0; }
+EOF
+if { (eval echo configure:3791: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+ rm -rf conftest*
+ WARN_CFLAGS="${WARN_CFLAGS} $w"
else
- build_warnings=""
+ echo "configure: failed program was:" >&5
+ cat conftest.$ac_ext >&5
+fi
+rm -f conftest*
+ CFLAGS="$saved_CFLAGS"
+ esac
+ done
+ echo "$ac_t""${WARN_CFLAGS}${WERROR_CFLAGS}" 1>&6
fi
for ac_func in time chmod utime fork execve execv chown
do
echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:3941: checking for $ac_func" >&5
+echo "configure:3988: checking for $ac_func" >&5
if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
cat > conftest.$ac_ext <<EOF
-#line 3946 "configure"
+#line 3993 "configure"
#include "confdefs.h"
/* System header to define __stub macros and hopefully few prototypes,
which can conflict with char $ac_func(); below. */
; return 0; }
EOF
-if { (eval echo configure:3969: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4016: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
rm -rf conftest*
eval "ac_cv_func_$ac_func=yes"
else
do
ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:3997: checking for $ac_hdr" >&5
+echo "configure:4044: checking for $ac_hdr" >&5
if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
cat > conftest.$ac_ext <<EOF
-#line 4002 "configure"
+#line 4049 "configure"
#include "confdefs.h"
#include <$ac_hdr>
EOF
ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:4007: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:4054: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
if test -z "$ac_err"; then
rm -rf conftest*
done
-#
-# Enable common
-#
-# Check whether --enable-sim-common or --disable-sim-common was given.
-if test "${enable_sim_common+set}" = set; then
- enableval="$enable_sim_common"
- case "${enableval}" in
- yes) sim_gen="-DWITH_COMMON=1"; mn10300_common="WITH";;
- no) sim_gen="-DWITH_COMMON=0"; mn10300_common="WITHOUT";;
- *) { echo "configure: error: "Unknown value $enableval passed to --enable-sim-common"" 1>&2; exit 1; }; sim_gen="";;
-esac
-if test x"$silent" != x"yes" && test x"$sim_gen" != x""; then
- echo "Setting sim_common = $sim_common" 6>&1
-fi
-else
- sim_gen="-DWITH_COMMON=1"; mn10300_common="WITH"
-fi
-
-
+cgen_breaks=""
+if grep CGEN_MAINT $srcdir/Makefile.in >/dev/null; then
+cgen_breaks="break cgen_rtx_error";
+fi
trap '' 1 2 15
cat > confcache <<\EOF
s%@sim_trace@%$sim_trace%g
s%@sim_profile@%$sim_profile%g
s%@EXEEXT@%$EXEEXT%g
-s%@sim_gen@%$sim_gen%g
-s%@mn10300_common@%$mn10300_common%g
+s%@cgen_breaks@%$cgen_breaks%g
CEOF
EOF
projects / deliverable / binutils-gdb.git / blobdiff