https://gcc.gnu.org/g:3d61ec632f9292fb7642865d8b588bb82d51d466
commit r17-5286-g3d61ec632f9292fb7642865d8b588bb82d51d466 Author: Sam James <[email protected]> Date: Sun Oct 11 20:15:54 2026 +0100 config: sync ax_check_define.m4 from autoconf-archive config/ChangeLog: * ax_check_define.m4: Update to serial 12. libgfortran/ChangeLog: * configure: Regenerate. Diff: --- config/ax_check_define.m4 | 39 ++++++++++----------------------------- libgfortran/configure | 1 + 2 files changed, 11 insertions(+), 29 deletions(-) diff --git a/config/ax_check_define.m4 b/config/ax_check_define.m4 index 4bc694861c07..ef15e7130057 100644 --- a/config/ax_check_define.m4 +++ b/config/ax_check_define.m4 @@ -1,5 +1,5 @@ # =========================================================================== -# http://www.gnu.org/software/autoconf-archive/ax_check_define.html +# https://www.gnu.org/software/autoconf-archive/ax_check_define.html # =========================================================================== # # SYNOPSIS @@ -18,33 +18,12 @@ # # Copyright (c) 2008 Guido U. Draheim <[email protected]> # -# This program is free software; you can redistribute it and/or modify it -# under the terms of the GNU General Public License as published by the -# Free Software Foundation; either version 3 of the License, or (at your -# option) any later version. -# -# This program is distributed in the hope that it will be useful, but -# WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General -# Public License for more details. -# -# You should have received a copy of the GNU General Public License along -# with this program. If not, see <http://www.gnu.org/licenses/>. -# -# As a special exception, the respective Autoconf Macro's copyright owner -# gives unlimited permission to copy, distribute and modify the configure -# scripts that are the output of Autoconf when processing the Macro. You -# need not follow the terms of the GNU General Public License when using -# or distributing such scripts, even though portions of the text of the -# Macro appear in them. The GNU General Public License (GPL) does govern -# all other use of the material that constitutes the Autoconf Macro. -# -# This special exception to the GPL applies to versions of the Autoconf -# Macro released by the Autoconf Archive. When you make and distribute a -# modified version of the Autoconf Macro, you may extend this special -# exception to the GPL to apply to your modified version as well. +# Copying and distribution of this file, with or without modification, are +# permitted in any medium without royalty provided the copyright notice +# and this notice are preserved. This file is offered as-is, without any +# warranty. -#serial 8 +#serial 12 AU_ALIAS([AC_CHECK_DEFINED], [AC_CHECK_DEFINE]) AC_DEFUN([AC_CHECK_DEFINE],[ @@ -53,6 +32,7 @@ AC_CACHE_CHECK([for $1 defined], ac_var, AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[ #ifdef $1 int ok; + (void)ok; #else choke me #endif @@ -68,6 +48,7 @@ AC_CACHE_CHECK([for $2 defined in $1], ac_var, AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <$1>]], [[ #ifdef $2 int ok; + (void)ok; #else choke me #endif @@ -82,8 +63,8 @@ AC_CACHE_CHECK([for $2], ac_var, dnl AC_LANG_FUNC_LINK_TRY [AC_LINK_IFELSE([AC_LANG_PROGRAM([$1 #undef $2 - char $2 ();],[ - char (*f) () = $2; + char $2 (void);],[ + char (*f) (void) = $2; return f != $2; ])], [AS_VAR_SET(ac_var, yes)], [AS_VAR_SET(ac_var, no)])]) diff --git a/libgfortran/configure b/libgfortran/configure index e531d3616842..c7d2c6666bf3 100755 --- a/libgfortran/configure +++ b/libgfortran/configure @@ -32036,6 +32036,7 @@ main () #ifdef _SOFT_FLOAT int ok; + (void)ok; #else choke me #endif
