diff options
Diffstat (limited to 'include/ruby')
-rw-r--r-- | include/ruby/missing.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/include/ruby/missing.h b/include/ruby/missing.h index 97091606b0..3474ca256f 100644 --- a/include/ruby/missing.h +++ b/include/ruby/missing.h @@ -174,6 +174,13 @@ RUBY_EXTERN int isnan(double); # endif #endif +#ifndef isfinite +# ifndef HAVE_ISFINITE +# define HAVE_ISFINITE 1 +# define isfinite(x) finite(x) +# endif +#endif + #ifndef HAVE_NEXTAFTER RUBY_EXTERN double nextafter(double x, double y); #endif |