users_guide: Add note about #367 to Bugs section
users_guide: Add note about #367 to Bugs section

This is a long-standing bug and should be mentioned in the users guide,
as noted in #10639.

Test Plan: Carefully check language.

Reviewers: simonpj, rwbarton, austin

Subscribers: rwbarton, thomie

Differential Revision: https://phabricator.haskell.org/D1127

GHC Trac Issues: #10639, #367

nushio3/ghc,acowley/ghc,tjakway/ghcjvm,mettekou/ghc,da-x/ghc,sgillespie/ghc,mcschroeder/ghc,vTurbine/ghc,anton-dessiatov/ghc,oldmanmike/ghc,snoyberg/ghc,olsner/ghc,elieux/ghc,shlevy/ghc,wxwxwwxxx/ghc,vikraman/ghc,gridaphobe/ghc,shlevy/ghc,elieux/ghc,vTurbine/ghc,siddhanathan/ghc,tjakway/ghcjvm,AlexanderPankiv/ghc,da-x/ghc,oldmanmike/ghc,GaloisInc/halvm-ghc,vTurbine/ghc,olsner/ghc,mettekou/ghc,ml9951/ghc,mettekou/ghc,TomMD/ghc,vTurbine/ghc,ml9951/ghc,mettekou/ghc,oldmanmike/ghc,olsner/ghc,ml9951/ghc,ml9951/ghc,shlevy/ghc,vTurbine/ghc,mcschroeder/ghc,sdiehl/ghc,ezyang/ghc,AlexanderPankiv/ghc,olsner/ghc,mfine/ghc,mfine/ghc,mettekou/ghc,ezyang/ghc,siddhanathan/ghc,TomMD/ghc,sgillespie/ghc,anton-dessiatov/ghc,nushio3/ghc,olsner/ghc,gridaphobe/ghc,sdiehl/ghc,sdiehl/ghc,ezyang/ghc,nushio3/ghc,snoyberg/ghc,da-x/ghc,vTurbine/ghc,ghc-android/ghc,snoyberg/ghc,TomMD/ghc,anton-dessiatov/ghc,AlexanderPankiv/ghc,nushio3/ghc,GaloisInc/halvm-ghc,anton-dessiatov/ghc,nkaretnikov/ghc,shlevy/ghc,wxwxwwxxx/ghc,TomMD/ghc,TomMD/ghc,anton-dessiatov/ghc,tjakway/ghcjvm,elieux/ghc,shlevy/ghc,ghc-android/ghc,GaloisInc/halvm-ghc,sgillespie/ghc,tjakway/ghcjvm,acowley/ghc,ml9951/ghc,tjakway/ghcjvm,elieux/ghc,mcschroeder/ghc,ml9951/ghc,vikraman/ghc,siddhanathan/ghc,gridaphobe/ghc,sdiehl/ghc,snoyberg/ghc,wxwxwwxxx/ghc,tjakway/ghcjvm,elieux/ghc,nkaretnikov/ghc,gridaphobe/ghc,ezyang/ghc,GaloisInc/halvm-ghc,ezyang/ghc,mettekou/ghc,ghc-android/ghc,AlexanderPankiv/ghc,shlevy/ghc,vikraman/ghc,mcschroeder/ghc,sdiehl/ghc,AlexanderPankiv/ghc,olsner/ghc,anton-dessiatov/ghc,nkaretnikov/ghc,ml9951/ghc,acowley/ghc,TomMD/ghc,mfine/ghc,siddhanathan/ghc,shlevy/ghc,elieux/ghc,mcschroeder/ghc,oldmanmike/ghc,vikraman/ghc,ml9951/ghc,sdiehl/ghc,acowley/ghc,ghc-android/ghc,mcschroeder/ghc,oldmanmike/ghc,ghc-android/ghc,snoyberg/ghc,nkaretnikov/ghc,wxwxwwxxx/ghc,wxwxwwxxx/ghc,oldmanmike/ghc,gridaphobe/ghc,sgillespie/ghc,mfine/ghc,da-x/ghc,siddhanathan/ghc,olsner/ghc,nushio3/ghc,sgillespie/ghc,GaloisInc/halvm-ghc,snoyberg/ghc,acowley/ghc,gridaphobe/ghc,wxwxwwxxx/ghc,mfine/ghc,vikraman/ghc,sdiehl/ghc,acowley/ghc,GaloisInc/halvm-ghc,sgillespie/ghc,da-x/ghc,GaloisInc/halvm-ghc,ghc-android/ghc,ezyang/ghc,ezyang/ghc,nushio3/ghc,mfine/ghc,wxwxwwxxx/ghc,mettekou/ghc,ghc-android/ghc,mcschroeder/ghc,siddhanathan/ghc,tjakway/ghcjvm,AlexanderPankiv/ghc,sgillespie/ghc,acowley/ghc,nkaretnikov/ghc,nkaretnikov/ghc,anton-dessiatov/ghc,nkaretnikov/ghc,elieux/ghc,vTurbine/ghc,gridaphobe/ghc,da-x/ghc,oldmanmike/ghc,TomMD/ghc,AlexanderPankiv/ghc,vikraman/ghc,nushio3/ghc,snoyberg/ghc,vikraman/ghc,siddhanathan/ghc,mfine/ghc,da-x/ghc