diff options
Diffstat (limited to 'sim/igen/configure')
| -rwxr-xr-x | sim/igen/configure | 151 |
1 files changed, 100 insertions, 51 deletions
diff --git a/sim/igen/configure b/sim/igen/configure index 9d6009c55b0..913c46f1fd2 100755 --- a/sim/igen/configure +++ b/sim/igen/configure @@ -135,7 +135,9 @@ ac_help= ac_default_prefix=/usr/local # Any additions from configure.in: 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" # Initialize some variables set by options. # The variables have the same names as the options, with @@ -689,7 +691,7 @@ ac_configure=$ac_aux_dir/configure # This should be Cygnus configure. # SVR4 /usr/ucb/install, which tries to use the nonexistent group "staff" # ./install, which can be erroneously created by make from ./install.sh. echo $ac_n "checking for a BSD compatible install""... $ac_c" 1>&6 -echo "configure:693: checking for a BSD compatible install" >&5 +echo "configure:695: checking for a BSD compatible install" >&5 if test -z "$INSTALL"; then if eval "test \"`echo '$''{'ac_cv_path_install'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 @@ -744,7 +746,7 @@ test -z "$INSTALL_DATA" && INSTALL_DATA='${INSTALL} -m 644' # Extract the first word of "gcc", so it can be a program name with args. set dummy gcc; ac_word=$2 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6 -echo "configure:748: checking for $ac_word" >&5 +echo "configure:750: checking for $ac_word" >&5 if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -774,7 +776,7 @@ if test -z "$CC"; then # Extract the first word of "cc", so it can be a program name with args. set dummy cc; ac_word=$2 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6 -echo "configure:778: checking for $ac_word" >&5 +echo "configure:780: checking for $ac_word" >&5 if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -825,7 +827,7 @@ fi # Extract the first word of "cl", so it can be a program name with args. set dummy cl; ac_word=$2 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6 -echo "configure:829: checking for $ac_word" >&5 +echo "configure:831: checking for $ac_word" >&5 if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -857,7 +859,7 @@ fi fi echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works""... $ac_c" 1>&6 -echo "configure:861: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5 +echo "configure:863: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5 ac_ext=c # CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options. @@ -868,12 +870,12 @@ cross_compiling=$ac_cv_prog_cc_cross cat > conftest.$ac_ext << EOF -#line 872 "configure" +#line 874 "configure" #include "confdefs.h" main(){return(0);} EOF -if { (eval echo configure:877: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then +if { (eval echo configure:879: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then ac_cv_prog_cc_works=yes # If we can't run a trivial program, we are probably using a cross compiler. if (./conftest; exit) 2>/dev/null; then @@ -899,12 +901,12 @@ if test $ac_cv_prog_cc_works = no; then { echo "configure: error: installation or configuration problem: C compiler cannot create executables." 1>&2; exit 1; } fi echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler""... $ac_c" 1>&6 -echo "configure:903: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5 +echo "configure:905: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5 echo "$ac_t""$ac_cv_prog_cc_cross" 1>&6 cross_compiling=$ac_cv_prog_cc_cross echo $ac_n "checking whether we are using GNU C""... $ac_c" 1>&6 -echo "configure:908: checking whether we are using GNU C" >&5 +echo "configure:910: checking whether we are using GNU C" >&5 if eval "test \"`echo '$''{'ac_cv_prog_gcc'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -913,7 +915,7 @@ else yes; #endif EOF -if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:917: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then +if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:919: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then ac_cv_prog_gcc=yes else ac_cv_prog_gcc=no @@ -932,7 +934,7 @@ ac_test_CFLAGS="${CFLAGS+set}" ac_save_CFLAGS="$CFLAGS" CFLAGS= echo $ac_n "checking whether ${CC-cc} accepts -g""... $ac_c" 1>&6 -echo "configure:936: checking whether ${CC-cc} accepts -g" >&5 +echo "configure:938: checking whether ${CC-cc} accepts -g" >&5 if eval "test \"`echo '$''{'ac_cv_prog_cc_g'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -965,37 +967,84 @@ fi +# NOTE: Don't add -Wall or -Wunused, they both include +# -Wunused-parameter which reports bogus warnings. +# NOTE: If you add to this list, remember to update +# gdb/doc/gdbint.texinfo. +build_warnings="-Wimplicit -Wreturn-type -Wcomment -Wtrigraphs \ +-Wformat -Wparentheses -Wpointer-arith -Wuninitialized" +# Up for debate: -Wswitch -Wcomment -trigraphs -Wtrigraphs +# -Wunused-function -Wunused-label -Wunused-variable -Wunused-value +# -Wchar-subscripts -Wtraditional -Wshadow -Wcast-qual +# -Wcast-align -Wwrite-strings -Wconversion -Wstrict-prototypes +# -Wmissing-prototypes -Wmissing-declarations -Wredundant-decls +# -Woverloaded-virtual -Winline -Werror" # Check whether --enable-build-warnings or --disable-build-warnings was given. if test "${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:1020: 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 1030 "configure" +#include "confdefs.h" + +int main() { + +; return 0; } +EOF +if { (eval echo configure:1037: \"$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 @@ -1064,7 +1113,7 @@ else { echo "configure: error: can not run $ac_config_sub" 1>&2; exit 1; } fi echo $ac_n "checking host system type""... $ac_c" 1>&6 -echo "configure:1068: checking host system type" >&5 +echo "configure:1117: checking host system type" >&5 host_alias=$host case "$host_alias" in @@ -1085,7 +1134,7 @@ host_os=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'` echo "$ac_t""$host" 1>&6 echo $ac_n "checking target system type""... $ac_c" 1>&6 -echo "configure:1089: checking target system type" >&5 +echo "configure:1138: checking target system type" >&5 target_alias=$target case "$target_alias" in @@ -1103,7 +1152,7 @@ target_os=`echo $target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'` echo "$ac_t""$target" 1>&6 echo $ac_n "checking build system type""... $ac_c" 1>&6 -echo "configure:1107: checking build system type" >&5 +echo "configure:1156: checking build system type" >&5 build_alias=$build case "$build_alias" in @@ -1150,7 +1199,7 @@ test "$program_transform_name" = "" && program_transform_name="s,x,x," echo $ac_n "checking how to run the C preprocessor""... $ac_c" 1>&6 -echo "configure:1154: checking how to run the C preprocessor" >&5 +echo "configure:1203: checking how to run the C preprocessor" >&5 # On Suns, sometimes $CPP names a directory. if test -n "$CPP" && test -d "$CPP"; then CPP= @@ -1165,13 +1214,13 @@ else # On the NeXT, cc -E runs the code through the compiler's parser, # not just through cpp. cat > conftest.$ac_ext <<EOF -#line 1169 "configure" +#line 1218 "configure" #include "confdefs.h" #include <assert.h> Syntax Error EOF ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out" -{ (eval echo configure:1175: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; } +{ (eval echo configure:1224: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; } ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"` if test -z "$ac_err"; then : @@ -1182,13 +1231,13 @@ else rm -rf conftest* CPP="${CC-cc} -E -traditional-cpp" cat > conftest.$ac_ext <<EOF -#line 1186 "configure" +#line 1235 "configure" #include "confdefs.h" #include <assert.h> Syntax Error EOF ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out" -{ (eval echo configure:1192: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; } +{ (eval echo configure:1241: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; } ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"` if test -z "$ac_err"; then : @@ -1199,13 +1248,13 @@ else rm -rf conftest* CPP="${CC-cc} -nologo -E" cat > conftest.$ac_ext <<EOF -#line 1203 "configure" +#line 1252 "configure" #include "confdefs.h" #include <assert.h> Syntax Error EOF ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out" -{ (eval echo configure:1209: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; } +{ (eval echo configure:1258: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; } ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"` if test -z "$ac_err"; then : @@ -1233,17 +1282,17 @@ for ac_hdr in stdlib.h string.h strings.h sys/stat.h sys/types.h unistd.h do ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'` echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6 -echo "configure:1237: checking for $ac_hdr" >&5 +echo "configure:1286: 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 1242 "configure" +#line 1291 "configure" #include "confdefs.h" #include <$ac_hdr> EOF ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out" -{ (eval echo configure:1247: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; } +{ (eval echo configure:1296: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; } ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"` if test -z "$ac_err"; then rm -rf conftest* @@ -1274,12 +1323,12 @@ for ac_hdr in dirent.h sys/ndir.h sys/dir.h ndir.h do ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'` echo $ac_n "checking for $ac_hdr that defines DIR""... $ac_c" 1>&6 -echo "configure:1278: checking for $ac_hdr that defines DIR" >&5 +echo "configure:1327: checking for $ac_hdr that defines DIR" >&5 if eval "test \"`echo '$''{'ac_cv_header_dirent_$ac_safe'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else cat > conftest.$ac_ext <<EOF -#line 1283 "configure" +#line 1332 "configure" #include "confdefs.h" #include <sys/types.h> #include <$ac_hdr> @@ -1287,7 +1336,7 @@ int main() { DIR *dirp = 0; ; return 0; } EOF -if { (eval echo configure:1291: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then +if { (eval echo configure:1340: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then rm -rf conftest* eval "ac_cv_header_dirent_$ac_safe=yes" else @@ -1312,7 +1361,7 @@ done # Two versions of opendir et al. are in -ldir and -lx on SCO Xenix. if test $ac_header_dirent = dirent.h; then echo $ac_n "checking for opendir in -ldir""... $ac_c" 1>&6 -echo "configure:1316: checking for opendir in -ldir" >&5 +echo "configure:1365: checking for opendir in -ldir" >&5 ac_lib_var=`echo dir'_'opendir | sed 'y%./+-%__p_%'` if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 @@ -1320,7 +1369,7 @@ else ac_save_LIBS="$LIBS" LIBS="-ldir $LIBS" cat > conftest.$ac_ext <<EOF -#line 1324 "configure" +#line 1373 "configure" #include "confdefs.h" /* Override any gcc2 internal prototype to avoid an error. */ /* We use char because int might match the return type of a gcc2 @@ -1331,7 +1380,7 @@ int main() { opendir() ; return 0; } EOF -if { (eval echo configure:1335: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then +if { (eval echo configure:1384: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then rm -rf conftest* eval "ac_cv_lib_$ac_lib_var=yes" else @@ -1353,7 +1402,7 @@ fi else echo $ac_n "checking for opendir in -lx""... $ac_c" 1>&6 -echo "configure:1357: checking for opendir in -lx" >&5 +echo "configure:1406: checking for opendir in -lx" >&5 ac_lib_var=`echo x'_'opendir | sed 'y%./+-%__p_%'` if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 @@ -1361,7 +1410,7 @@ else ac_save_LIBS="$LIBS" LIBS="-lx $LIBS" cat > conftest.$ac_ext <<EOF -#line 1365 "configure" +#line 1414 "configure" #include "confdefs.h" /* Override any gcc2 internal prototype to avoid an error. */ /* We use char because int might match the return type of a gcc2 @@ -1372,7 +1421,7 @@ int main() { opendir() ; return 0; } EOF -if { (eval echo configure:1376: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then +if { (eval echo configure:1425: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then rm -rf conftest* eval "ac_cv_lib_$ac_lib_var=yes" else @@ -1407,7 +1456,7 @@ fi # Extract the first word of "ranlib", so it can be a program name with args. set dummy ranlib; ac_word=$2 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6 -echo "configure:1411: checking for $ac_word" >&5 +echo "configure:1460: checking for $ac_word" >&5 if eval "test \"`echo '$''{'ac_cv_prog_RANLIB'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else |