clone

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_3@512 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 3 insertions, 2 deletions

diff --git a/ruby.h b/ruby.h
index 2dcf8cba80..d358be8347 100644
--- a/ruby.h
+++ b/ruby.h
@@ -209,10 +209,11 @@ VALUE rb_newobj _((void));
     RBASIC(obj)->flags = (t);\
     if (rb_safe_level() >= 3) FL_SET(obj, FL_TAINT);\
 }
-#define CLONESETUP(clone,obj) {\
+#define CLONESETUP(clone,obj) do {\
     OBJSETUP(clone,rb_singleton_class_clone(RBASIC(obj)->klass),RBASIC(obj)->flags);\
     rb_singleton_class_attached(RBASIC(clone)->klass, (VALUE)clone);\
-}
+    if (FL_TEST(obj, FL_EXIVAR)) rb_clone_generic_ivar((VALUE)clone,(VALUE)obj);\
+} while (0)
 
 struct RBasic {
     unsigned long flags;