Note [Interface File with Core: Sharing RHSs] has incorrect references
Note [Interface File with Core: Sharing RHSs]
-~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+IMPORTANT: This optimisation is currently disabled due to #22027, it can be
+ re-enabled once #220056 is implemented.
I think the first one is #22807 (closed) and second one #20056
in compiler/GHC/CoreToIface.hs the similar comment says #22807 (closed) but second one is still mysterious #220056
.