diff options
Diffstat (limited to 'gnulib-m4/isnanf.m4')
| -rw-r--r-- | gnulib-m4/isnanf.m4 | 17 |
1 files changed, 13 insertions, 4 deletions
diff --git a/gnulib-m4/isnanf.m4 b/gnulib-m4/isnanf.m4 index f49d20c6..856234ab 100644 --- a/gnulib-m4/isnanf.m4 +++ b/gnulib-m4/isnanf.m4 @@ -1,5 +1,5 @@ -# isnanf.m4 serial 14 -dnl Copyright (C) 2007-2016 Free Software Foundation, Inc. +# isnanf.m4 serial 15 +dnl Copyright (C) 2007-2017 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. @@ -180,8 +180,17 @@ int main() [gl_cv_func_isnanf_works=yes], [gl_cv_func_isnanf_works=no], [case "$host_os" in - irix* | solaris*) gl_cv_func_isnanf_works="guessing no";; - *) gl_cv_func_isnanf_works="guessing yes";; + irix* | solaris*) gl_cv_func_isnanf_works="guessing no" ;; + mingw*) # Guess yes on mingw, no on MSVC. + AC_EGREP_CPP([Known], [ +#ifdef __MINGW32__ + Known +#endif + ], + [gl_cv_func_isnanf_works="guessing yes"], + [gl_cv_func_isnanf_works="guessing no"]) + ;; + *) gl_cv_func_isnanf_works="guessing yes" ;; esac ]) ]) |