#10148: Optimization causes repeated computation -------------------------------------+------------------------------------- Reporter: akio | Owner: Type: bug | Status: new Priority: normal | Milestone: Component: Compiler | Version: 7.10.1-rc1 Resolution: | Keywords: Operating System: Unknown/Multiple | Architecture: Type of failure: Runtime | Unknown/Multiple performance bug | Test Case: Blocked By: | Blocking: Related Tickets: | Differential Revisions: -------------------------------------+------------------------------------- Comment (by simonpj): Very helpful diagnosis. That does look like a real bug. Thanks. Keep studying it because I'm tied up right now; but you've got close to the problem! -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/10148#comment:7 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler