diff options
Diffstat (limited to 'marshal.c')
-rw-r--r-- | marshal.c | 6 |
1 files changed, 5 insertions, 1 deletions
@@ -342,6 +342,9 @@ w_object(obj, arg, limit) switch (BUILTIN_TYPE(obj)) { case T_CLASS: + if (FL_TEST(obj, FL_SINGLETON)) { + rb_raise(rb_eTypeError, "singleton class can't be dumped"); + } w_byte(TYPE_CLASS, arg); { VALUE path = rb_class_path(obj); @@ -460,7 +463,8 @@ w_object(obj, arg, limit) char *path; if (FL_TEST(klass, FL_SINGLETON)) { - if (RCLASS(klass)->m_tbl->num_entries > 0) { + if (RCLASS(klass)->m_tbl->num_entries > 0 || + RCLASS(klass)->iv_tbl->num_entries > 1) { rb_raise(rb_eTypeError, "singleton can't be dumped"); } } |