#12188: Pattern variables bound by PatternGuards are not accessible in where clause -------------------------------------+------------------------------------- Reporter: heisenbug | Owner: Type: bug | Status: closed Priority: normal | Milestone: Component: Compiler | Version: 7.10.3 Resolution: invalid | Keywords: Operating System: Unknown/Multiple | Architecture: Type of failure: GHC rejects | Unknown/Multiple valid program | Test Case: Blocked By: | Blocking: Related Tickets: | Differential Rev(s): Wiki Page: | -------------------------------------+------------------------------------- Comment (by rwbarton): Since a single where block can scope over multiple guarded right-hand sides, it doesn't make sense to have variables bound in a guard be in scope in the body of the where clause anyways. -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/12188#comment:6 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler