delete unused codes

Suppress compiler warnings.

1 files changed, 0 insertions, 2 deletions

diff --git a/string.c b/string.c
index 00da7e2c87..e58be68621 100644
--- a/string.c
+++ b/string.c
@@ -4937,10 +4937,8 @@ rb_pat_search(VALUE pat, VALUE str, long pos, int set_backref_str)
 	pos = rb_strseq_index(str, pat, pos, 1);
 	if (set_backref_str) {
 	    if (pos >= 0) {
-		VALUE match;
 		str = rb_str_new_frozen(str);
 		rb_backref_set_string(str, pos, RSTRING_LEN(pat));
-		match = rb_backref_get();
 	    }
 	    else {
 		rb_backref_set(Qnil);