# HG changeset patch
# User Bram Moolenaar <bram@vim.org>
# Date 1369137780 -7200
# Node ID 035fb0d5e7ce67eaff19a6cadb37b57c0c25a36b
# Parent  a720548104ea6b65d2512f46fa7aa74111eed158
updated for version 7.3.988
Problem:    New regexp engine is slow.
Solution:   Break out of the loop when the state list is empty.

diff --git a/src/regexp_nfa.c b/src/regexp_nfa.c
--- a/src/regexp_nfa.c
+++ b/src/regexp_nfa.c
@@ -2951,6 +2951,11 @@ again:
 #ifdef NFA_REGEXP_DEBUG_LOG
 	fprintf(debug, "\n-------------------\n");
 #endif
+	/*
+	 * If the state lists are empty we can stop.
+	 */
+	if (thislist->n == 0 && neglist->n == 0)
+	    break;
 
 	/* compute nextlist */
 	for (i = 0; i < thislist->n || neglist->n > 0; ++i)
diff --git a/src/version.c b/src/version.c
--- a/src/version.c
+++ b/src/version.c
@@ -729,6 +729,8 @@ static char *(features[]) =
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    988,
+/**/
     987,
 /**/
     986,