#15813: -Wredundant-constraints emits warning even if constraint is narrowing type -------------------------------------+------------------------------------- Reporter: jvanbruegge | Owner: (none) Type: bug | Status: new Priority: normal | Milestone: Component: Compiler | Version: 8.6.1 Resolution: | Keywords: Operating System: Linux | Architecture: x86_64 Type of failure: Incorrect | (amd64) error/warning at compile-time | Test Case: Blocked By: | Blocking: Related Tickets: #16154 | Differential Rev(s): Wiki Page: | -------------------------------------+------------------------------------- Changes (by simonpj): * related: => #16154 Comment: I have not dug into this, but I bet it's the same as #16154, which has a good explanation of the cause. -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/15813#comment:2 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler