I see how this is a bit unfortunate, but I am sure we should not change
#14589: The isUpper function should return true for the '\9438' character -------------------------------------+------------------------------------- Reporter: mrkkrp | Owner: (none) Type: bug | Status: new Priority: normal | Milestone: Component: libraries/base | Version: 8.2.1 Resolution: | Keywords: unicode Operating System: Unknown/Multiple | Architecture: | Unknown/Multiple Type of failure: None/Unknown | Test Case: Blocked By: | Blocking: Related Tickets: | Differential Rev(s): Wiki Page: | -------------------------------------+------------------------------------- Changes (by lelf): * keywords: => unicode Comment: the semantics of isUpper . Why? It's broken. ⓞ is lowercase. Also it's wrong wrt title-cased ones. -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/14589#comment:3 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler