From 1d47b32717d7514eb0c3f94e461f56fce3e58f03 Mon Sep 17 00:00:00 2001
From: "K.Kosako" <kosako@sofnec.co.jp>
Date: Thu, 26 Sep 2019 14:00:10 +0900
Subject: [PATCH] break regex-loop if match position == 0

---
 src/regexec.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/regexec.c b/src/regexec.c
index 2a8e6f4..6096d4b 100644
--- a/src/regexec.c
+++ b/src/regexec.c
@@ -4341,13 +4341,18 @@ regset_search_body_regex_lead(OnigRegSet* set,
     reg    = set->rs[i].reg;
     region = set->rs[i].region;
     r = search_in_range(reg, str, end, start, ep, orig_range, region, option, mps[i]);
-    if (r >= 0) {
+    if (r > 0) {
       if (str + r < ep) {
         ep = str + r;
         match_index = i;
         *rmatch_pos = r;
       }
     }
+    else if (r == 0) {
+      match_index = i;
+      *rmatch_pos = r;
+      break;
+    }
   }
 
   return match_index;
-- 
2.50.1