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rational.c: optimize Rational#/

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* rational.c (f_muldiv, nurat_div): optimize Rational#/.
  Author: Tadashi Saito <tad.a.digger@gmail.com>

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@56723 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
mrkn 2016-11-11 16:17:56 +00:00
parent 06d701a1f0
commit bc4310718b
1 changed files with 5 additions and 5 deletions
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10
rational.c
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@ -812,9 +812,9 @@ f_muldiv(VALUE self, VALUE anum, VALUE aden, VALUE bnum, VALUE bden, int k)
if (k == '/') { if (k == '/') {
VALUE t; VALUE t;
if (f_negative_p(bnum)) { if (INT_NEGATIVE_P(bnum)) {
anum = f_negate(anum); anum = rb_int_uminus(anum);
bnum = f_negate(bnum); bnum = rb_int_uminus(bnum);
} }
t = bnum; t = bnum;
bnum = bden; bnum = bden;
@ -911,8 +911,8 @@ nurat_div(VALUE self, VALUE other)
other, ONE, '/'); other, ONE, '/');
} }
} }
else if (RB_TYPE_P(other, T_FLOAT)) else if (RB_FLOAT_TYPE_P(other))
return rb_funcall(f_to_f(self), '/', 1, other); return DBL2NUM(nurat_to_double(self) / RFLOAT_VALUE(other));
else if (RB_TYPE_P(other, T_RATIONAL)) { else if (RB_TYPE_P(other, T_RATIONAL)) {
if (f_zero_p(other)) if (f_zero_p(other))
rb_raise_zerodiv(); rb_raise_zerodiv();