diff options
Diffstat (limited to 'rational.c')
| -rw-r--r-- | rational.c | 16 |
1 files changed, 14 insertions, 2 deletions
diff --git a/rational.c b/rational.c index a1e06a2880..f78017e467 100644 --- a/rational.c +++ b/rational.c @@ -76,6 +76,8 @@ f_div(VALUE x, VALUE y) { if (FIXNUM_P(y) && FIX2LONG(y) == 1) return x; + if (FIXNUM_P(x) || RB_TYPE_P(x, T_BIGNUM)) + return rb_int_div(x, y); return rb_funcall(x, '/', 1, y); } @@ -112,7 +114,10 @@ f_mul(VALUE x, VALUE y) } else if (ix == 1) return y; + return rb_int_mul(x, y); } + else if (RB_TYPE_P(x, T_BIGNUM)) + return rb_int_mul(x, y); return rb_funcall(x, '*', 1, y); } @@ -124,7 +129,14 @@ f_sub(VALUE x, VALUE y) return rb_funcall(x, '-', 1, y); } -fun1(abs) +inline static VALUE +f_abs(VALUE x) +{ + if (FIXNUM_P(x) || RB_TYPE_P(x, T_BIGNUM)) + return rb_int_abs(x); + return rb_funcall(x, id_abs, 0); +} + fun1(integer_p) fun1(negate) @@ -361,7 +373,7 @@ f_gcd(VALUE x, VALUE y) inline static VALUE f_lcm(VALUE x, VALUE y) { - if (f_zero_p(x) || f_zero_p(y)) + if (INT_ZERO_P(x) || INT_ZERO_P(y)) return ZERO; return f_abs(f_mul(f_div(x, f_gcd(x, y)), y)); } |