Address #25055, by disabling case-of-runRW# in Gentle phase
See Note [Case-of-case and full laziness] in GHC.Driver.Config.Core.Opt.Simplify
Due to a large amount of spam we do not allow new users to create repositories, they are "external" users. If you are a new user and want to create a repository, for example for forking GHC, open a new issue on ghc/ghc using the "get-verified" issue template
See Note [Case-of-case and full laziness] in GHC.Driver.Config.Core.Opt.Simplify