diff options
| author | mrkn <mrkn@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2016-11-11 14:45:11 +0000 |
|---|---|---|
| committer | mrkn <mrkn@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2016-11-11 14:45:11 +0000 |
| commit | b848f3c7e1f1d6ded0ccc1e045b58f5cdccfb9b5 (patch) | |
| tree | c2b2300b2317f283951297da56d199e4b7d32917 /rational.c | |
| parent | d028d6984fe23887348d2a63cb308d8b0761c84f (diff) | |
rational.c: optimize rational - integer
* rational.c (nurat_sub): optimize rational - integer.
Author: Tadashi Saito <tad.a.digger@gmail.com>
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@56710 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'rational.c')
| -rw-r--r-- | rational.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/rational.c b/rational.c index 5be862bd54..909a7fc397 100644 --- a/rational.c +++ b/rational.c @@ -782,9 +782,9 @@ nurat_sub(VALUE self, VALUE other) { get_dat1(self); - return f_addsub(self, - dat->num, dat->den, - other, ONE, '-'); + return f_rational_new_no_reduce2(CLASS_OF(self), + rb_int_minus(dat->num, rb_int_mul(other, dat->den)), + dat->den); } } else if (RB_TYPE_P(other, T_FLOAT)) { |