diff options
author | matz <matz@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2006-08-07 08:10:12 +0000 |
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committer | matz <matz@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2006-08-07 08:10:12 +0000 |
commit | 88d1f04e9b40108c3662007882ebb58534cfd374 (patch) | |
tree | 743af3d87fbe7b3adbc9d6438cb13cd3f084ed1c /ext/syck | |
parent | 99bb7615ca36c79140c9bb7c902ca7f21a2897e1 (diff) |
* ext/syck/syck.c (syck_move_tokens): should avoid negative
memmove. [ruby-list:42625]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_8@10698 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'ext/syck')
-rw-r--r-- | ext/syck/syck.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/ext/syck/syck.c b/ext/syck/syck.c index 24a56a5e48..a83c8813c1 100644 --- a/ext/syck/syck.c +++ b/ext/syck/syck.c @@ -412,7 +412,8 @@ syck_move_tokens( SyckParser *p ) skip = p->limit - p->token; if ( ( count = p->token - p->buffer ) ) { - S_MEMMOVE( p->buffer, p->token, char, skip ); + if (skip > 0) + S_MEMMOVE( p->buffer, p->token, char, skip ); p->token = p->buffer; p->marker -= count; p->cursor -= count; |