diff options
Diffstat (limited to 'hash.c')
-rw-r--r-- | hash.c | 7 |
1 files changed, 6 insertions, 1 deletions
@@ -268,8 +268,13 @@ static VALUE rb_hash_dup(hash) VALUE hash; { + VALUE klass = CLASS_OF(hash); + NEWOBJ(dup, struct RHash); - OBJSETUP(dup, CLASS_OF(hash), T_HASH); + while (TYPE(klass) == T_ICLASS || FL_TEST(klass, FL_SINGLETON)) { + klass = (VALUE)RCLASS(klass)->super; + } + OBJSETUP(dup, klass, T_HASH); dup->iter_lev = 0; dup->ifnone = RHASH(hash)->ifnone; |