#947: let "cabal -fSomeFlag" produce error for undeclared flags ---------------------------------+------------------------------------------ Reporter: Oblosys | Owner: Type: enhancement | Status: new Priority: normal | Milestone: Component: cabal-install tool | Version: 1.10.2.0 Severity: normal | Keywords: Difficulty: unknown | Ghcversion: Platform: | ---------------------------------+------------------------------------------ Typos in flags can lead to confusing problems, especially with large projects that take a long time to build. A simple check could be quite useful: ~> hconfigure -fNonExistentFlag -fSomeFlag cabal: undeclared flag 'NonExistentFlag'. Declared flags are: ExistentFlag, SomeFlag -- Ticket URL: http://hackage.haskell.org/trac/hackage/ticket/947 Hackage http://haskell.org/cabal/ Hackage: Cabal and related projects