From c67251edb478509b4abd9910e0b499a116112a3c Mon Sep 17 00:00:00 2001 From: matz Date: Mon, 7 Aug 2000 05:05:04 +0000 Subject: matz git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@876 b2dd03c8-39d4-4d8f-98ff-823fe69b080e --- regex.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) (limited to 'regex.c') diff --git a/regex.c b/regex.c index 156e75bb49..189c28205a 100644 --- a/regex.c +++ b/regex.c @@ -3964,7 +3964,7 @@ re_match(bufp, string_arg, size, pos, regs) because didn't fail. Also remove the register information put on by the on_failure_jump. */ case finalize_jump: - if (stackp[-2] == d) { + if (stackp > stackb && stackp[-2] == d) { p = stackp[-3]; POP_FAILURE_POINT(); continue; @@ -3981,7 +3981,7 @@ re_match(bufp, string_arg, size, pos, regs) case jump: nofinalize: EXTRACT_NUMBER_AND_INCR(mcnt, p); - if (mcnt < 0 && stackp > stackb && stackp[-2] == d) /* avoid infinit loop */ + if (mcnt < 0 && stackp > stackb && stackp[-2] == d) /* avoid infinite loop */ goto fail; p += mcnt; continue; @@ -4072,7 +4072,7 @@ re_match(bufp, string_arg, size, pos, regs) case finalize_push: POP_FAILURE_POINT(); EXTRACT_NUMBER_AND_INCR(mcnt, p); - if (mcnt < 0 && stackp[-2] == d) /* avoid infinit loop */ + if (mcnt < 0 && stackp > stackb && stackp[-2] == d) /* avoid infinite loop */ goto fail; PUSH_FAILURE_POINT(p + mcnt, d); stackp[-1] = NON_GREEDY; -- cgit v1.2.3