> * m4/~~gnulib.m4: New file.
Not sure whether this is needed, but it feels safer with this patch:
2020-01-18 Bruno Haible <br...@clisp.org>
Ensure Automake does not drop ~~gnulib.m4.
* m4/~~gnulib.m4 (gl_ZZGNULIB): New macro.
* m4/gnulib-common.m4 (gl_COMMON): Require it.
diff --git a/m4/gnulib-common.m4 b/m4/gnulib-common.m4
index 6c4cad6..276ed1a 100644
--- a/m4/gnulib-common.m4
+++ b/m4/gnulib-common.m4
@@ -1,4 +1,4 @@
-# gnulib-common.m4 serial 46
+# gnulib-common.m4 serial 47
dnl Copyright (C) 2007-2020 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
@@ -12,6 +12,7 @@ AC_DEFUN([gl_COMMON], [
dnl Use AC_REQUIRE here, so that the code is expanded once only.
AC_REQUIRE([gl_00GNULIB])
AC_REQUIRE([gl_COMMON_BODY])
+ AC_REQUIRE([gl_ZZGNULIB])
])
AC_DEFUN([gl_COMMON_BODY], [
AH_VERBATIM([_Noreturn],
diff --git a/m4/~~gnulib.m4 b/m4/~~gnulib.m4
index bb5e910..f476918 100644
--- a/m4/~~gnulib.m4
+++ b/m4/~~gnulib.m4
@@ -15,3 +15,9 @@ m4_define([AC_PROG_CC],
gl_COMPILER_CLANG
gl_COMPILER_PREPARE_CHECK_DECL
])
+
+# gl_ZZGNULIB
+# -----------
+# Witness macro that this file has been included. Needed to force
+# Automake to include this file after all other gnulib .m4 files.
+AC_DEFUN([gl_ZZGNULIB])
