#12158: ghc: panic! (the 'impossible' happened) translateConPatVec: lookup -------------------------------------+------------------------------------- Reporter: wozgonon | Owner: gkaracha Type: bug | Status: closed Priority: high | Milestone: 8.4.2 Component: GHCi | Version: 8.0.1 Resolution: duplicate | Keywords: | PatternMatchWarnings Operating System: Unknown/Multiple | Architecture: Type of failure: Compile-time | Unknown/Multiple crash | Test Case: Blocked By: | Blocking: Related Tickets: #13644 | Differential Rev(s): Wiki Page: | -------------------------------------+------------------------------------- Changes (by bgamari): * status: new => closed * priority: normal => high * resolution: => duplicate * milestone: => 8.4.2 Old description:
*Main> price Stock{name=name,ric=ric,price=price} = price ghc: panic! (the 'impossible' happened) (GHC version 8.0.1 for x86_64-unknown-mingw32): translateConPatVec: lookup
Please report this as a GHC bug: http://www.haskell.org/ghc/reportabug
New description: {{{ *Main> price Stock{name=name,ric=ric,price=price} = price ghc: panic! (the 'impossible' happened) (GHC version 8.0.1 for x86_64-unknown-mingw32): translateConPatVec: lookup Please report this as a GHC bug: http://www.haskell.org/ghc/reportabug }}} -- Comment: If I understand correctly, this is a duplicate of #13644 which should be fixed in the soon-to-be-released 8.4.1. Perhaps someone could verify this? -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/12158#comment:15 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler