diff options
Diffstat (limited to 'marshal.c')
-rw-r--r-- | marshal.c | 5 |
1 files changed, 5 insertions, 0 deletions
@@ -677,6 +677,11 @@ w_object(VALUE obj, struct dump_arg *arg, int limit) else { VALUE v; + if (!RBASIC_CLASS(obj)) { + rb_raise(rb_eTypeError, "can't dump internal %s", + rb_builtin_type_name(BUILTIN_TYPE(obj))); + } + arg->infection |= (int)FL_TEST(obj, MARSHAL_INFECTION); if (rb_obj_respond_to(obj, s_mdump, TRUE)) { |