#8852: 7.8.1 uses a lot of memory when compiling attoparsec programs using <|> -------------------------------------+------------------------------------- Reporter: joelteon | Owner: Type: bug | Status: new Priority: normal | Milestone: Component: Compiler | Version: 7.8.1-rc2 Resolution: | Keywords: Operating System: | Architecture: Unknown/Multiple Unknown/Multiple | Difficulty: Unknown Type of failure: Compile- | Blocked By: time performance bug | Related Tickets: Test Case: | Blocking: | Differential Revisions: | -------------------------------------+------------------------------------- Comment (by simonpj): I made a little progress here. First, `SpecConstr` is not generating lots of code! In fact it is doing no specialisation whatsoever. BUT it is nevertheless taking a very long time to do, well, nothing. So something is afoot. Simon -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/8852#comment:4 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler