#10108: Dramatic slowdown with -O2 bytestream and list streams combined. -------------------------------------+------------------------------------- Reporter: Truman | Owner: Type: bug | Status: closed Priority: normal | Milestone: 7.10.2 Component: Compiler | Version: 7.8.4 Resolution: invalid | Keywords: Operating System: Linux | Architecture: Type of failure: Runtime | Unknown/Multiple performance bug | Test Case: Blocked By: | break_in.hs Related Tickets: | Blocking: | Differential Revisions: -------------------------------------+------------------------------------- Comment (by rwbarton): (By the way, this was an issue of no optimizations versus -O2 (or -O), not -O versus -O2.) -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/10108#comment:5 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler