#13290: Data constructors should not have RULES -------------------------------------+------------------------------------- Reporter: simonpj | Owner: dfeuer 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 simonpj):
But with your fix for matching strict constructors, is there any reason to prohibit it aside from the as-yet-undecided static data optimization?
I don't know and I don't even want to think about it until we have a powerful reason for wanting it. It feel Wrong Wrong Wrong for a passive data constructor to start rewriting itself. -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/13290#comment:4 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler