#11666: Severe performance degradation in GHC 8.0.1 compared to GHC 7.10.x -------------------------------------+------------------------------------- Reporter: mrkkrp | Owner: Type: bug | Status: new Priority: normal | Milestone: Component: Compiler | Version: 8.0.1-rc2 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 j.waldmann): For commit 4345f2d79e388a1f2f14c8440624f11445ea06a of the zip package, I get these timings on my local machine for "cabal test" {{{ 7.10.3 : 8 min 8.rc2 : 60 min }}} results (in dist/test/zip-0.1.0-tests.log) are identical except for the one line that contains the timing info. -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/11666#comment:5 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler