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* complex.c (nucomp_div): omitted zero division check.

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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@23996 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
tadf 2009-07-08 14:18:02 +00:00
parent 855d0d1a1a
commit d43de333de
2 changed files with 8 additions and 2 deletions
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4
ChangeLog
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@ -1,3 +1,7 @@
Wed Jul 8 23:13:54 2009 Tadayoshi Funaba <tadf@dotrb.org>
* complex.c (nucomp_div): omitted zero division check.
Wed Jul 8 21:00:37 2009 Keiju Ishitsuka <keiju@emperor2.pendome> Wed Jul 8 21:00:37 2009 Keiju Ishitsuka <keiju@emperor2.pendome>
* lib/irb/inspector.rb: forget svn add. * lib/irb/inspector.rb: forget svn add.

6
complex.c
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@ -758,8 +758,10 @@ f_divide(VALUE self, VALUE other,
static VALUE static VALUE
nucomp_div(VALUE self, VALUE other) nucomp_div(VALUE self, VALUE other)
{ {
if (f_zero_p(other)) #if 0 /* too much cost */
if (f_zero_p(other) && k_exact_p(self) && k_exact_p(other))
rb_raise_zerodiv(); rb_raise_zerodiv();
#endif
return f_divide(self, other, f_quo, id_quo); return f_divide(self, other, f_quo, id_quo);
} }
@ -824,7 +826,7 @@ rb_fexpt(VALUE x, VALUE y)
static VALUE static VALUE
nucomp_expt(VALUE self, VALUE other) nucomp_expt(VALUE self, VALUE other)
{ {
if (k_exact_p(other) && f_zero_p(other)) if (f_zero_p(other) && k_exact_p(other))
return f_complex_new_bang1(CLASS_OF(self), ONE); return f_complex_new_bang1(CLASS_OF(self), ONE);
if (k_rational_p(other) && f_one_p(f_denominator(other))) if (k_rational_p(other) && f_one_p(f_denominator(other)))