* regex.c (re_match): p1 may exceed pend limit.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@2891 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 1 insertions, 1 deletions

diff --git a/regex.c b/regex.c
index e9617a628f..8c795051a7 100644
--- a/regex.c
+++ b/regex.c
@@ -4017,7 +4017,7 @@ re_match(bufp, string_arg, size, pos, regs)
 	  else
 	    break;
 	}
-	if ((enum regexpcode)*p1 == jump)
+	if (p1 < pend && (enum regexpcode)*p1 == jump)
 	  p[-1] = unused;
 	else
 	  PUSH_FAILURE_POINT(0, 0);