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rational.c: optimize rational - {float,rational}

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* rational.c (f_addsub, nurat_sub): optimize rational - {float,rational}.
  Author: Tadashi Saito <tad.a.digger@gmail.com>

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@56711 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
mrkn 2016-11-11 14:57:11 +00:00
parent b848f3c7e1
commit 86ec117881
1 changed files with 4 additions and 4 deletions
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8
rational.c
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@ -693,7 +693,7 @@ f_addsub(VALUE self, VALUE anum, VALUE aden, VALUE bnum, VALUE bden, int k)
if (k == '+')
c = rb_int_plus(a, b);
else
c = f_sub(a, b);
c = rb_int_minus(a, b);
b = rb_int_idiv(aden, g);
g = f_gcd(c, g);
@ -710,7 +710,7 @@ f_addsub(VALUE self, VALUE anum, VALUE aden, VALUE bnum, VALUE bden, int k)
if (k == '+')
c = rb_int_plus(a, b);
else
c = f_sub(a, b);
c = rb_int_minus(a, b);
b = rb_int_idiv(aden, g);
g = f_gcd(c, g);
@ -787,8 +787,8 @@ nurat_sub(VALUE self, VALUE other)
dat->den);
}
}
else if (RB_TYPE_P(other, T_FLOAT)) {
return f_sub(f_to_f(self), other);
else if (RB_FLOAT_TYPE_P(other)) {
return DBL2NUM(RFLOAT_VALUE(nurat_to_f(self)) - RFLOAT_VALUE(other));
}
else if (RB_TYPE_P(other, T_RATIONAL)) {
{