diff options
Diffstat (limited to 'src/macros.h')
-rw-r--r-- | src/macros.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/macros.h b/src/macros.h index 8ebc8ceb81..d75d190723 100644 --- a/src/macros.h +++ b/src/macros.h @@ -364,6 +364,9 @@ # if !defined(NAN) # define NAN (INFINITY-INFINITY) # endif +# if !defined(DBL_EPSILON) +# define DBL_EPSILON 2.2204460492503131e-16 +# endif # endif #endif |