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-rw-r--r--activerecord/lib/active_record/attribute_methods/dirty.rb2
1 files changed, 2 insertions, 0 deletions
diff --git a/activerecord/lib/active_record/attribute_methods/dirty.rb b/activerecord/lib/active_record/attribute_methods/dirty.rb
index 439880c1fa..91d16ca97a 100644
--- a/activerecord/lib/active_record/attribute_methods/dirty.rb
+++ b/activerecord/lib/active_record/attribute_methods/dirty.rb
@@ -21,6 +21,8 @@ module ActiveRecord
if status = super
@previously_changed = changes
@changed_attributes.clear
+ elsif IdentityMap.enabled?
+ IdentityMap.remove(self)
end
status
end