diff options
Diffstat (limited to 'variable.c')
| -rw-r--r-- | variable.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/variable.c b/variable.c index e535aefe27..a2012823cd 100644 --- a/variable.c +++ b/variable.c @@ -4726,7 +4726,12 @@ class_fields_ivar_set(VALUE klass, VALUE fields_obj, ID id, VALUE val, bool conc // so that we're embedded as long as possible. fields_obj = rb_imemo_fields_new(rb_singleton_class(klass), next_capacity); if (original_fields_obj) { - MEMCPY(rb_imemo_fields_ptr(fields_obj), rb_imemo_fields_ptr(original_fields_obj), VALUE, RSHAPE_LEN(current_shape_id)); + VALUE *fields = rb_imemo_fields_ptr(fields_obj); + attr_index_t fields_count = RSHAPE_LEN(current_shape_id); + MEMCPY(fields, rb_imemo_fields_ptr(original_fields_obj), VALUE, fields_count); + for (attr_index_t i = 0; i < fields_count; i++) { + RB_OBJ_WRITTEN(fields_obj, Qundef, fields[i]); + } } } |