diff options
Diffstat (limited to 'libdecnumber/configure')
| -rwxr-xr-x | libdecnumber/configure | 30 |
1 files changed, 19 insertions, 11 deletions
diff --git a/libdecnumber/configure b/libdecnumber/configure index f69dd4402b0..5032a174f09 100755 --- a/libdecnumber/configure +++ b/libdecnumber/configure @@ -3248,9 +3248,15 @@ test -n "$AUTOHEADER" || AUTOHEADER="$MISSING autoheader" WARN_CFLAGS= save_CFLAGS="$CFLAGS" -for option in -W -Wall -Wwrite-strings -Wstrict-prototypes \ +for real_option in -W -Wall -Wwrite-strings -Wstrict-prototypes \ -Wmissing-prototypes -Wold-style-definition \ -Wmissing-format-attribute -Wcast-qual; do + # Do the check with the no- prefix removed since gcc silently + # accepts any -Wno-* option on purpose + case $real_option in + -Wno-*) option=-W`expr $real_option : '-Wno-\(.*\)'` ;; + *) option=$real_option ;; + esac as_acx_Woption=`$as_echo "acx_cv_prog_cc_warning_$option" | $as_tr_sh` { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CC supports $option" >&5 @@ -3282,20 +3288,22 @@ eval ac_res=\$$as_acx_Woption { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5 $as_echo "$ac_res" >&6; } if test `eval 'as_val=${'$as_acx_Woption'};$as_echo "$as_val"'` = yes; then : - WARN_CFLAGS="$WARN_CFLAGS${WARN_CFLAGS:+ }$option" + WARN_CFLAGS="$WARN_CFLAGS${WARN_CFLAGS:+ }$real_option" fi done CFLAGS="$save_CFLAGS" WARN_PEDANTIC= +# Do the check with the no- prefix removed from the warning options +# since gcc silently accepts any -Wno-* option on purpose if test "$GCC" = yes; then : - { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CC supports -pedantic -Wno-long-long" >&5 -$as_echo_n "checking whether $CC supports -pedantic -Wno-long-long... " >&6; } -if test "${acx_cv_prog_cc_pedantic__Wno_long_long+set}" = set; then : + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CC supports -pedantic -Wlong-long" >&5 +$as_echo_n "checking whether $CC supports -pedantic -Wlong-long... " >&6; } +if test "${acx_cv_prog_cc_pedantic__Wlong_long+set}" = set; then : $as_echo_n "(cached) " >&6 else save_CFLAGS="$CFLAGS" -CFLAGS="-pedantic -Wno-long-long" +CFLAGS="-pedantic -Wlong-long" cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ @@ -3308,16 +3316,16 @@ main () } _ACEOF if ac_fn_c_try_compile "$LINENO"; then : - acx_cv_prog_cc_pedantic__Wno_long_long=yes + acx_cv_prog_cc_pedantic__Wlong_long=yes else - acx_cv_prog_cc_pedantic__Wno_long_long=no + acx_cv_prog_cc_pedantic__Wlong_long=no fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext CFLAGS="$save_CFLAGS" fi -{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $acx_cv_prog_cc_pedantic__Wno_long_long" >&5 -$as_echo "$acx_cv_prog_cc_pedantic__Wno_long_long" >&6; } -if test $acx_cv_prog_cc_pedantic__Wno_long_long = yes; then : +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $acx_cv_prog_cc_pedantic__Wlong_long" >&5 +$as_echo "$acx_cv_prog_cc_pedantic__Wlong_long" >&6; } +if test $acx_cv_prog_cc_pedantic__Wlong_long = yes; then : WARN_PEDANTIC="$WARN_PEDANTIC${WARN_PEDANTIC:+ }-pedantic -Wno-long-long" fi |