kotovalexarian-likes-github/ruby--ruby
1
0
Fork 0
mirror of https://github.com/ruby/ruby.git synced 2022-11-09 12:17:21 -05:00
Code Releases Activity

* bignum.c (get2comp): do nothing for empty Bignum. [ruby-dev:31225]

Browse source 
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_8@12796 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2007-07-15 12:07:46 +00:00
parent fa1bfaf741
commit b47daf811a
2 changed files with 6 additions and 1 deletions
Download patch file Download diff file Expand all files Collapse all files

4
ChangeLog
View file

@ -1,3 +1,7 @@
Sun Jul 15 21:07:43 2007 Nobuyoshi Nakada <nobu@ruby-lang.org>
* bignum.c (get2comp): do nothing for empty Bignum. [ruby-dev:31225]
Sun Jul 15 19:05:28 2007 Nobuyoshi Nakada <nobu@ruby-lang.org>
* bignum.c (rb_cstr_to_inum): check leading non-digits.

3
bignum.c
View file

@ -104,7 +104,7 @@ bigtrunc(x)
long len = RBIGNUM(x)->len;
BDIGIT *ds = BDIGITS(x);
while (len-- && !ds[len]);
while (--len && !ds[len]);
RBIGNUM(x)->len = ++len;
return x;
}
@ -1100,6 +1100,7 @@ rb_big_neg(x)
if (!RBIGNUM(x)->sign) get2comp(z);
ds = BDIGITS(z);
i = RBIGNUM(x)->len;
if (!i) return INT2FIX(~(SIGNED_VALUE)0);
while (i--) ds[i] = ~ds[i];
RBIGNUM(z)->sign = !RBIGNUM(z)->sign;
if (RBIGNUM(x)->sign) get2comp(z);