1 files changed, 0 insertions, 3 deletions
diff --git a/symbol.c b/symbol.c
index 528ab2d640..94a751d5e3 100644
--- a/symbol.c
+++ b/symbol.c
@@ -482,9 +482,6 @@ get_id_entry(ID id, const enum id_entry_type t)
 }
 
 static inline ID
-#ifdef __GNUC__
-__attribute__((unused))
-#endif
 rb_id_serial_to_id(rb_id_serial_t num)
 {
     if (is_notop_id((ID)num)) {