diff options
author | nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2014-09-19 02:40:58 +0000 |
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committer | nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2014-09-19 02:40:58 +0000 |
commit | 445086e56b4c847610506cf6bb072ef928329355 (patch) | |
tree | ff23da41f34c295900a01b6923f8082beb4b51b2 /class.c | |
parent | 431dc5c8b531f4ab67d70ea899f9837d2b10e840 (diff) |
class.c: do not freeze class of hidden object
* class.c (rb_freeze_singleton_class): get rid of freeze class of
hidden object to fix segfaults.
* include/ruby/ruby.h (rb_obj_freeze_inline): ditto.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@47637 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'class.c')
-rw-r--r-- | class.c | 4 |
1 files changed, 2 insertions, 2 deletions
@@ -1584,8 +1584,8 @@ rb_freeze_singleton_class(VALUE x) /* should not propagate to meta-meta-class, and so on */ if (!(RBASIC(x)->flags & FL_SINGLETON)) { VALUE klass = RBASIC_CLASS(x); - klass = RCLASS_ORIGIN(klass); - if (FL_TEST(klass, (FL_SINGLETON|FL_FREEZE)) == FL_SINGLETON) { + if (klass && (klass = RCLASS_ORIGIN(klass)) != 0 && + FL_TEST(klass, (FL_SINGLETON|FL_FREEZE)) == FL_SINGLETON) { OBJ_FREEZE_RAW(klass); } } |