From 00893e79fc62966067af1a106567db96bd170338 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?J=C3=B6rg=20Frings-F=C3=BCrst?= <debian@jff.email>
Date: Sun, 3 Mar 2024 19:11:32 +0100
Subject: New upstream version 1.2

---
 gnulib-m4/isnanl.m4 | 19 +++++++++----------
 1 file changed, 9 insertions(+), 10 deletions(-)

(limited to 'gnulib-m4/isnanl.m4')

diff --git a/gnulib-m4/isnanl.m4 b/gnulib-m4/isnanl.m4
index fa49a644..9f7a5f13 100644
--- a/gnulib-m4/isnanl.m4
+++ b/gnulib-m4/isnanl.m4
@@ -1,10 +1,10 @@
-# isnanl.m4 serial 22
-dnl Copyright (C) 2007-2022 Free Software Foundation, Inc.
+# isnanl.m4 serial 26
+dnl Copyright (C) 2007-2024 Free Software Foundation, Inc.
 dnl This file is free software; the Free Software Foundation
 dnl gives unlimited permission to copy and/or distribute it,
 dnl with or without modifications, as long as this notice is preserved.
 
-AC_DEFUN([gl_FUNC_ISNANL],
+AC_DEFUN_ONCE([gl_FUNC_ISNANL],
 [
   AC_REQUIRE([gl_MATH_H_DEFAULTS])
   ISNANL_LIBM=
@@ -16,12 +16,11 @@ AC_DEFUN([gl_FUNC_ISNANL],
     fi
   fi
   dnl The variable gl_func_isnanl set here is used by isnan.m4.
-  if test $gl_cv_func_isnanl_no_libm = yes \
-     || test $gl_cv_func_isnanl_in_libm = yes; then
-    save_LIBS="$LIBS"
+  if test $gl_cv_func_isnanl_no_libm = yes || test -n "$ISNANL_LIBM"; then
+    saved_LIBS="$LIBS"
     LIBS="$LIBS $ISNANL_LIBM"
     gl_FUNC_ISNANL_WORKS
-    LIBS="$save_LIBS"
+    LIBS="$saved_LIBS"
     case "$gl_cv_func_isnanl_works" in
       *yes) gl_func_isnanl=yes ;;
       *)    gl_func_isnanl=no; ISNANL_LIBM= ;;
@@ -88,7 +87,7 @@ AC_DEFUN([gl_HAVE_ISNANL_IN_LIBM],
   AC_CACHE_CHECK([whether isnan(long double) can be used with libm],
     [gl_cv_func_isnanl_in_libm],
     [
-      save_LIBS="$LIBS"
+      saved_LIBS="$LIBS"
       LIBS="$LIBS -lm"
       AC_LINK_IFELSE(
         [AC_LANG_PROGRAM(
@@ -104,7 +103,7 @@ AC_DEFUN([gl_HAVE_ISNANL_IN_LIBM],
            [[return isnanl (x);]])],
         [gl_cv_func_isnanl_in_libm=yes],
         [gl_cv_func_isnanl_in_libm=no])
-      LIBS="$save_LIBS"
+      LIBS="$saved_LIBS"
     ])
 ])
 
@@ -232,7 +231,7 @@ int main ()
         [gl_cv_func_isnanl_works=yes],
         [gl_cv_func_isnanl_works=no],
         [case "$host_os" in
-           mingw*) # Guess yes on mingw, no on MSVC.
+           mingw* | windows*) # Guess yes on mingw, no on MSVC.
              AC_EGREP_CPP([Known], [
 #ifdef __MINGW32__
  Known
-- 
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