From fb1fe06e6f912039d524d42a6fff274550f55463 Mon Sep 17 00:00:00 2001
From: Norihiro Tanaka <address@hidden>
Date: Sat, 3 Sep 2016 12:02:37 +0900
Subject: [PATCH] dfa: additional change new option for anchored searches

* src/dfa.c (dfaexec_main): Do it.
---
 src/dfa.c |   10 +++++++++-
 1 files changed, 9 insertions(+), 1 deletions(-)

diff --git a/src/dfa.c b/src/dfa.c
index e009bc6..41b0ffb 100644
--- a/src/dfa.c
+++ b/src/dfa.c
@@ -3172,10 +3172,18 @@ dfaexec_main (struct dfa *d, char const *begin, char *end, bool allow_nl,
           mbp = p;
 
           s = allow_nl ? d->newlines[s1] : 0;
+
+          s = (allow_nl ? d->newlines[s1]
+               : (d->syntax.sbit[eol] == CTX_NEWLINE ? 0
+                  : (d->syntax.sbit[eol] == CTX_LETTER ? d->min_trcount - 1
+                     : d->initstate_notbol)));
         }
       else if (d->fails[s])
         {
-          if (d->success[s] & d->syntax.sbit[*p])
+          if ((d->success[s] & d->syntax.sbit[*p])
+              || ((char *) p == end
+                  && ACCEPTS_IN_CONTEXT (d->states[s].context, CTX_NEWLINE, s,
+                                         *d)))
             goto done;
 
           if (multibyte && s < d->min_trcount)
-- 
1.7.1