* gc.c: use Bitmap Marking algorithm to avoid copy-on-write of

  memory pages. See [ruby-dev:45085] [Feature #5839]
  [ruby-core:41916].

* include/ruby/ruby.h : FL_MARK rename to FL_RESERVED1.

* node.h : ditto.

* debug.c : ditto.

* object.c (rb_obj_clone): FL_MARK move to a bitmap.

* class.c (rb_singleton_class_clone): ditto.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@34225 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 1 insertions, 1 deletions

diff --git a/class.c b/class.c
index f56466edc2..74147b753b 100644
--- a/class.c
+++ b/class.c
@@ -222,7 +222,7 @@ rb_singleton_class_clone(VALUE obj)
 	return klass;
     else {
 	/* copy singleton(unnamed) class */
-	VALUE clone = class_alloc((RBASIC(klass)->flags & ~(FL_MARK)), 0);
+	VALUE clone = class_alloc(RBASIC(klass)->flags, 0);
 
 	if (BUILTIN_TYPE(obj) == T_CLASS) {
 	    RBASIC(clone)->klass = clone;