diff options
Diffstat (limited to 'hash.c')
-rw-r--r-- | hash.c | 1 |
1 files changed, 1 insertions, 0 deletions
@@ -2307,6 +2307,7 @@ rb_hash_flatten(int argc, VALUE *argv, VALUE hash) static VALUE rb_hash_compare_by_id(VALUE hash) { + if (rb_hash_compare_by_id_p(hash)) return hash; rb_hash_modify(hash); RHASH(hash)->ntbl->type = &identhash; rb_hash_rehash(hash); |