configure: supported C23 'noreturn' keyword

This commit is contained in:
Evgeny Grin (Karlson2k)
2024-06-04 17:47:29 +02:00
parent 8ece9c3f77
commit 03abafc46b
+6 -2
View File
@@ -2399,7 +2399,9 @@ AC_CACHE_CHECK([for supported 'noreturn' keyword], [mhd_cv_decl_noreturn],
[
mhd_cv_decl_noreturn="none"
CFLAGS="${CFLAGS_ac} ${user_CFLAGS} ${errattr_CFLAGS}"
for decl_noret in '_Noreturn' '__attribute__((__noreturn__))' '__declspec(noreturn)'
MHD_SAVED_ac_c_werror_flag="$ac_c_werror_flag"
ac_c_werror_flag=yes
for decl_noret in ['[[noreturn]]'] '_Noreturn' '__attribute__((__noreturn__))' '__declspec(noreturn)'
do
AC_LINK_IFELSE([AC_LANG_SOURCE(
[[
@@ -2428,7 +2430,9 @@ int main (int argc, char *const *argv)
)
AS_IF([test "x${mhd_cv_decl_noreturn}" != "xnone"], [break])
done
CFLAGS="${CFLAGS_ac} ${user_CFLAGS}"
ac_c_werror_flag="$MHD_SAVED_ac_c_werror_flag"
AS_UNSET([MHD_SAVED_ac_c_werror_flag])
CFLAGS="${CFLAGS_ac} ${user_CFLAGS}"
]
)
AS_VAR_IF([mhd_cv_decl_noreturn], ["none"],