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fix code

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S-H-GAMELINKS 2020-11-17 18:41:21 +09:00 committed by Nobuyoshi Nakada
parent d79cdcb113
commit c11c25baef
Notes: git 2020-11-20 11:48:12 +09:00 
Merged: https://github.com/ruby/ruby/pull/3769
1 changed files with 4 additions and 14 deletions
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18
numeric.c
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@ -1820,22 +1820,12 @@ rb_flo_is_finite_p(VALUE num)
return Qtrue; return Qtrue;
} }
enum flo_prevnext_flags
{
FLOAT_PREV = 0,
FLOAT_NEXT = 1
};
static VALUE static VALUE
flo_prev_or_next(VALUE flo, int flag) flo_prev_or_next(VALUE flo, double value)
{ {
double x, y; double x, y;
x = NUM2DBL(flo); x = NUM2DBL(flo);
if (flag == 1) y = nextafter(x, value);
y = nextafter(x, HUGE_VAL);
else
y = nextafter(x, -HUGE_VAL);
return DBL2NUM(y); return DBL2NUM(y);
} }
@ -1894,7 +1884,7 @@ flo_prev_or_next(VALUE flo, int flag)
static VALUE static VALUE
flo_next_float(VALUE vx) flo_next_float(VALUE vx)
{ {
return flo_prev_or_next(vx, FLOAT_NEXT); return flo_prev_or_next(vx, HUGE_VAL);
} }
/* /*
@ -1942,7 +1932,7 @@ flo_next_float(VALUE vx)
static VALUE static VALUE
flo_prev_float(VALUE vx) flo_prev_float(VALUE vx)
{ {
return flo_prev_or_next(vx, FLOAT_PREV); return flo_prev_or_next(vx, -HUGE_VAL);
} }
/* /*