#3765: Rules should "look through" case binders too -------------------------------------+------------------------------------- Reporter: simonpj | Owner: Type: bug | Status: new Priority: normal | Milestone: ⊥ Component: Compiler | Version: 6.12.1 Resolution: | Keywords: Operating System: | Architecture: Unknown/Multiple Unknown/Multiple | Difficulty: Unknown Type of failure: Runtime | Blocked By: performance bug | Related Tickets: Test Case: | Blocking: | Differential Revisions: | -------------------------------------+------------------------------------- Changes (by thomie): * difficulty: => Unknown * failure: None/Unknown => Runtime performance bug Comment: Confirmed in HEAD (7.9.20141130). For reference: the following command shows `Rule fired: dec/inc` only if the bang is removed. `$ ghc -ddump-rule-firings -fforce-recomp -O T3765.hs` -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/3765#comment:1 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler