#13798: Invalid transformation in simplOptExpr -------------------------------------+------------------------------------- Reporter: simonpj | Owner: (none) Type: bug | Status: new Priority: normal | Milestone: Component: Compiler | Version: 8.0.1 Resolution: | Keywords: Operating System: Unknown/Multiple | Architecture: | Unknown/Multiple Type of failure: None/Unknown | Test Case: Blocked By: | Blocking: Related Tickets: | Differential Rev(s): Wiki Page: | -------------------------------------+------------------------------------- Comment (by goldfire): A related question, while your attention is on this code, is why the case- of-known-constructor optimization immediately above this code doesn't detect the `Coercible_sc` selector applied to `MkCoercible`. -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/13798#comment:1 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler