From 03abafc46bfcdc92e4c20ad6e4613212a335f626 Mon Sep 17 00:00:00 2001 From: "Evgeny Grin (Karlson2k)" Date: Sun, 26 May 2024 17:55:33 +0200 Subject: [PATCH] configure: supported C23 'noreturn' keyword --- configure.ac | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/configure.ac b/configure.ac index ca333122..58664718 100644 --- a/configure.ac +++ b/configure.ac @@ -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"],