1 files changed, 0 insertions, 7 deletions
diff --git a/shape.c b/shape.c
index 05e5d76f60..5694833bfa 100644
--- a/shape.c
+++ b/shape.c
@@ -69,13 +69,6 @@ rb_shape_get_parent(rb_shape_t * shape)
 }
 
 #if !SHAPE_IN_BASIC_FLAGS
-shape_id_t
-rb_rclass_shape_id(VALUE obj)
-{
-    RUBY_ASSERT(RB_TYPE_P(obj, T_CLASS) || RB_TYPE_P(obj, T_MODULE));
-    return RCLASS_EXT(obj)->shape_id;
-}
-
 shape_id_t rb_generic_shape_id(VALUE obj);
 #endif