(Freplace_match): Fix check for valid reg in string replace.

diff --git a/src/search.c b/src/search.c
index c7b9be1b41bd027f6b3ff6eafc874016b8f832c6..4fdbf8c7f0defca60563530947c18b74ef572e1d 100644 (file)
--- a/src/search.c
+++ b/src/search.c
@@ -1663,7 +1663,7 @@ which is made by replacing the part of STRING that was matched.")
                    }
                  else if (c >= '1' && c <= '9' && c <= search_regs.num_regs + '0')
                    {
-                     if (search_regs.start[c - '0'] >= 1)
+                     if (search_regs.start[c - '0'] >= 0)
                        {
                          substart = search_regs.start[c - '0'];
                          subend = search_regs.end[c - '0'];