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Diffstat (limited to 'gnulib-m4/isnand.m4')
-rw-r--r--gnulib-m4/isnand.m411
1 files changed, 5 insertions, 6 deletions
diff --git a/gnulib-m4/isnand.m4 b/gnulib-m4/isnand.m4
index 4eadde7c..c6a54f2f 100644
--- a/gnulib-m4/isnand.m4
+++ b/gnulib-m4/isnand.m4
@@ -1,5 +1,5 @@
-# isnand.m4 serial 12
-dnl Copyright (C) 2007-2022 Free Software Foundation, Inc.
+# isnand.m4 serial 14
+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.
@@ -18,8 +18,7 @@ AC_DEFUN([gl_FUNC_ISNAND],
fi
fi
dnl The variable gl_func_isnand set here is used by isnan.m4.
- if test $gl_cv_func_isnand_no_libm = yes \
- || test $gl_cv_func_isnand_in_libm = yes; then
+ if test $gl_cv_func_isnand_no_libm = yes || test -n "$ISNAND_LIBM"; then
gl_func_isnand=yes
else
gl_func_isnand=no
@@ -53,7 +52,7 @@ AC_DEFUN([gl_HAVE_ISNAND_IN_LIBM],
AC_CACHE_CHECK([whether isnan(double) can be used with libm],
[gl_cv_func_isnand_in_libm],
[
- save_LIBS="$LIBS"
+ saved_LIBS="$LIBS"
LIBS="$LIBS -lm"
AC_LINK_IFELSE(
[AC_LANG_PROGRAM(
@@ -69,7 +68,7 @@ AC_DEFUN([gl_HAVE_ISNAND_IN_LIBM],
[[return isnand (x);]])],
[gl_cv_func_isnand_in_libm=yes],
[gl_cv_func_isnand_in_libm=no])
- LIBS="$save_LIBS"
+ LIBS="$saved_LIBS"
])
])