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Fixed Range.size to use proper floating point tolerance

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This commit is contained in:
Tomasz Dąbrowski
2016-11-24 12:50:49 +01:00
parent a8b8abbd82
commit 72ed7eebc3
2 changed files with 8 additions and 1 deletions
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include/mruby.h
+7
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@@ -64,6 +64,13 @@
#endif
#include "mrbconf.h"
#ifdef MRB_USE_FLOAT
#define MRB_FLOAT_EPSILON FLT_EPSILON
#else
#define MRB_FLOAT_EPSILON DBL_EPSILON
#endif
#include "mruby/common.h"
#include <mruby/value.h>
#include <mruby/gc.h>
mrbgems/mruby-range-ext/src/range.c
+1 -1
View File
@@ -140,7 +140,7 @@ mrb_range_size(mrb_state *mrb, mrb_value range)
}
if (num_p) {
mrb_float n = end_f - beg_f;
mrb_float err = (fabs(beg_f) + fabs(end_f) + fabs(end_f-beg_f)) * DBL_EPSILON;
mrb_float err = (fabs(beg_f) + fabs(end_f) + fabs(end_f-beg_f)) * MRB_FLOAT_EPSILON;
if (err>0.5) err=0.5;
if (excl) {