From: Bram Moolenaar <Bram@vim.org>
Date: Sun, 20 Dec 2020 16:59:53 +0000 (+0100)
Subject: patch 8.2.2171: valgrind warning for using uninitialized value
X-Git-Tag: v8.2.2171
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=61e07b2394e12f757160cac421ec5c45dc4c074d;p=vim

patch 8.2.2171: valgrind warning for using uninitialized value

Problem:    Valgrind warning for using uninitialized value.
Solution:   Do not use "startp" or "endp" unless there is a match.
---

diff --git a/src/regexp_nfa.c b/src/regexp_nfa.c
index da80ee921..cbfed49b5 100644
--- a/src/regexp_nfa.c
+++ b/src/regexp_nfa.c
@@ -7236,7 +7236,7 @@ theend:
 			|| (end->lnum == start->lnum && end->col < start->col))
 	    rex.reg_mmatch->endpos[0] = rex.reg_mmatch->startpos[0];
     }
-    else
+    else if (retval > 0)
     {
 	if (rex.reg_match->endp[0] < rex.reg_match->startp[0])
 	    rex.reg_match->endp[0] = rex.reg_match->startp[0];
diff --git a/src/version.c b/src/version.c
index 6e2e6abc5..d149c9b3f 100644
--- a/src/version.c
+++ b/src/version.c
@@ -750,6 +750,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    2171,
 /**/
     2170,
 /**/