diff options
Diffstat (limited to 'gnulib-m4/isnanl.m4')
| -rw-r--r-- | gnulib-m4/isnanl.m4 | 18 |
1 files changed, 15 insertions, 3 deletions
diff --git a/gnulib-m4/isnanl.m4 b/gnulib-m4/isnanl.m4 index 9766e472..9578d2d2 100644 --- a/gnulib-m4/isnanl.m4 +++ b/gnulib-m4/isnanl.m4 @@ -1,5 +1,5 @@ -# isnanl.m4 serial 19 -dnl Copyright (C) 2007-2016 Free Software Foundation, Inc. +# isnanl.m4 serial 20 +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. @@ -231,6 +231,18 @@ int main () }]])], [gl_cv_func_isnanl_works=yes], [gl_cv_func_isnanl_works=no], - [gl_cv_func_isnanl_works="guessing yes"]) + [case "$host_os" in + mingw*) # Guess yes on mingw, no on MSVC. + AC_EGREP_CPP([Known], [ +#ifdef __MINGW32__ + Known +#endif + ], + [gl_cv_func_isnanl_works="guessing yes"], + [gl_cv_func_isnanl_works="guessing no"]) + ;; + *) gl_cv_func_isnanl_works="guessing yes" ;; + esac + ]) ]) ]) |