diff options
Diffstat (limited to 'src/numeric.c')
| -rw-r--r-- | src/numeric.c | 5 |
1 files changed, 1 insertions, 4 deletions
diff --git a/src/numeric.c b/src/numeric.c index 51137d45b..c536f0614 100644 --- a/src/numeric.c +++ b/src/numeric.c @@ -25,7 +25,6 @@ #define floor(f) floorf(f) #define ceil(f) ceilf(f) #define fmod(x,y) fmodf(x,y) -#define copysign(x,y) copysignf(x,y) #define FLO_TO_STR_PREC 8 #else #define FLO_TO_STR_PREC 16 @@ -245,9 +244,7 @@ mrb_num_div_flo(mrb_state *mrb, mrb_float x, mrb_float y) return NAN; } else { - mrb_float a = copysign(1.0, x); - mrb_float b = copysign(1.0, y); - return a * b * INFINITY; + return x * (signbit(y) ? -1.0 : 1.0) * INFINITY; } } |