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-rw-r--r--object.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/object.c b/object.c
index 44cb842f0d..98f0fe6a74 100644
--- a/object.c
+++ b/object.c
@@ -282,6 +282,8 @@ rb_obj_copy_ivar(VALUE dest, VALUE obj)
}
}
+void rb_copy_wb_protected_attribute(VALUE dest, VALUE obj);
+
static void
init_copy(VALUE dest, VALUE obj)
{
@@ -290,6 +292,7 @@ init_copy(VALUE dest, VALUE obj)
}
RBASIC(dest)->flags &= ~(T_MASK|FL_EXIVAR);
RBASIC(dest)->flags |= RBASIC(obj)->flags & (T_MASK|FL_EXIVAR|FL_TAINT);
+ rb_copy_wb_protected_attribute(dest, obj);
rb_copy_generic_ivar(dest, obj);
rb_gc_copy_finalizer(dest, obj);
if (RB_TYPE_P(obj, T_OBJECT)) {
@@ -331,8 +334,8 @@ rb_obj_clone(VALUE obj)
rb_raise(rb_eTypeError, "can't clone %s", rb_obj_classname(obj));
}
clone = rb_obj_alloc(rb_obj_class(obj));
- RBASIC(clone)->flags &= (FL_TAINT|FL_PROMOTED|FL_WB_PROTECTED);
- RBASIC(clone)->flags |= RBASIC(obj)->flags & ~(FL_PROMOTED|FL_FREEZE|FL_FINALIZE|FL_WB_PROTECTED);
+ RBASIC(clone)->flags &= (FL_TAINT);
+ RBASIC(clone)->flags |= RBASIC(obj)->flags & ~(FL_PROMOTED0|FL_PROMOTED1|FL_FREEZE|FL_FINALIZE);
singleton = rb_singleton_class_clone_and_attach(obj, clone);
RBASIC_SET_CLASS(clone, singleton);