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-rw-r--r--re.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/re.c b/re.c
index 0a156ffc..5049bca6 100644
--- a/re.c
+++ b/re.c
@@ -266,17 +266,17 @@ research(Regexp *rp, char *str, int start,
rp->pat.not_bol = 1;
/*
- * Always do dfa search if can; if it fails, then even if
- * need_start is true, we won't bother with the regex search.
+ * Always do dfa search if can; if it fails, we won't bother
+ * with the regex search.
*
* The dfa matcher doesn't have a no_bol flag, so don't bother
* trying it in that case.
*
- * 7/2008: Skip the dfa matcher if need_start. The dfa matcher
- * has bugs in certain multibyte cases and it's too difficult
- * to try to special case things.
+ * 7/2016: The dfa matcher can't handle a case where searching
+ * starts in the middle of a string, so don't bother trying it
+ * in that case.
*/
- if (rp->dfa && ! no_bol && ! need_start) {
+ if (rp->dfa && ! no_bol && start == 0) {
char save;
size_t count = 0;
struct dfa *superset = dfasuperset(rp->dfareg);