#11195: New pattern-match check can be non-performant -------------------------------------+------------------------------------- Reporter: goldfire | Owner: (none) Type: bug | Status: new Priority: high | Milestone: 8.4.1 Component: Compiler | Version: 7.11 Resolution: | Keywords: | PatternMatchWarnings Operating System: Unknown/Multiple | Architecture: Type of failure: Compile-time | Unknown/Multiple crash | Test Case: Blocked By: | Blocking: Related Tickets: | Differential Rev(s): Phab:D1676, Wiki Page: | Phab:D1795 -------------------------------------+------------------------------------- Comment (by bgamari): I also noticed while looking at the early inline patch that `T11195`, which is derived from `OptCoercion`, also seems to take quite a long time (and consequently occasionally fails). -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/11195#comment:18 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler