diff options
author | matz <matz@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2009-08-08 02:47:02 +0000 |
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committer | matz <matz@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2009-08-08 02:47:02 +0000 |
commit | 4307340208f8b406708bcfb8d5583f6c4dfa7bc0 (patch) | |
tree | a1b6c2bfaa84a753c367fe00a8ed98cd9e9e0b87 | |
parent | ac2557e09fab847d48718222d351c16fff9432d0 (diff) |
* bignum.c (bigzero_p): removing BDIGITS() inside of the
loop. inspired by Hitohiro Kanai's blog entry
<http://d.hatena.ne.jp/CanI/20090807/1249657492>.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@24444 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
-rw-r--r-- | ChangeLog | 6 | ||||
-rw-r--r-- | bignum.c | 4 |
2 files changed, 9 insertions, 1 deletions
@@ -1,3 +1,9 @@ +Sat Aug 8 11:42:44 2009 Yukihiro Matsumoto <matz@ruby-lang.org> + + * bignum.c (bigzero_p): removing BDIGITS() inside of the + loop. inspired by Hitohiro Kanai's blog entry + <http://d.hatena.ne.jp/CanI/20090807/1249657492>. + Sat Aug 8 06:18:29 2009 Nobuyoshi Nakada <nobu@ruby-lang.org> * marshal.c (w_symbol r_symlink, r_symbol, r_object0): fix for @@ -46,8 +46,10 @@ static int bigzero_p(VALUE x) { long i; + BDIGIT *ds = BDIGITS(x); + for (i = RBIGNUM_LEN(x) - 1; 0 <= i; i--) { - if (BDIGITS(x)[i]) return 0; + if (ds[i]) return 0; } return 1; } |