1 files changed, 0 insertions, 6 deletions
diff --git a/src/encoding.c b/src/encoding.c
index b04cff33b..8a3bd8ef2 100644
--- a/src/encoding.c
+++ b/src/encoding.c
@@ -84,12 +84,6 @@ enum {
 
 #define mrb_usascii_str_new2 mrb_usascii_str_new_cstr
 
-static size_t
-enc_memsize(mrb_state *mrb, const void *p)
-{
-    return 0;
-}
-
 static const struct mrb_data_type encoding_data_type = {
   "encoding", 0,
 };