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* bignum.c (rb_big_odd_p): Check the bignum length.

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(rb_big_even_p): Ditto.



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@42424 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
akr 2013-08-07 11:08:03 +00:00
parent ff84827eb6
commit fe6273975e
2 changed files with 7 additions and 2 deletions
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5
ChangeLog
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@ -1,3 +1,8 @@
Wed Aug 7 20:05:38 2013 Tanaka Akira <akr@fsij.org>
* bignum.c (rb_big_odd_p): Check the bignum length.
(rb_big_even_p): Ditto.
Wed Aug 7 19:29:26 2013 Tanaka Akira <akr@fsij.org>
* bignum.c (dbl2big): A condition simplified.

4
bignum.c
View file

@ -6559,7 +6559,7 @@ rb_big_size(VALUE big)
static VALUE
rb_big_odd_p(VALUE num)
{
if (BDIGITS(num)[0] & 1) {
if (RBIGNUM_LEN(num) != 0 && BDIGITS(num)[0] & 1) {
return Qtrue;
}
return Qfalse;
@ -6575,7 +6575,7 @@ rb_big_odd_p(VALUE num)
static VALUE
rb_big_even_p(VALUE num)
{
if (BDIGITS(num)[0] & 1) {
if (RBIGNUM_LEN(num) != 0 && BDIGITS(num)[0] & 1) {
return Qfalse;
}
return Qtrue;