`get_next_shape_internal` should always return a shape

If it runs out of shapes, or new variations aren't allowed, it will
return "too complex"

1 files changed, 1 insertions, 1 deletions

diff --git a/object.c b/object.c
index 4c589b2655..5cb0e0a650 100644
--- a/object.c
+++ b/object.c
@@ -292,7 +292,7 @@ rb_obj_copy_ivar(VALUE dest, VALUE obj)
     RUBY_ASSERT(BUILTIN_TYPE(dest) == BUILTIN_TYPE(obj));
     rb_shape_t * src_shape = rb_shape_get_shape(obj);
 
-    if (rb_shape_id(src_shape) == OBJ_TOO_COMPLEX_SHAPE_ID) {
+    if (rb_shape_obj_too_complex(obj)) {
         st_table * table = rb_st_init_numtable_with_size(rb_st_table_size(ROBJECT_IV_HASH(obj)));
 
         rb_ivar_foreach(obj, rb_obj_evacuate_ivs_to_hash_table, (st_data_t)table);