#11195: New pattern-match check can be non-performant -------------------------------------+------------------------------------- Reporter: goldfire | Owner: Type: bug | Status: new Priority: highest | Milestone: 8.2.1 Component: Compiler | Version: 7.11 Resolution: | Keywords: | PatternMatchWarnings Operating System: Unknown/Multiple | Architecture: Type of failure: Compile-time | Unknown/Multiple crash | Test Case: Blocked By: | Blocking: Related Tickets: | Differential Rev(s): Phab:D1676 Wiki Page: | -------------------------------------+------------------------------------- Comment (by gkaracha): I think that commit 28f951edfe50ea5182065144340061ec326781f5 addresses this completely: {{{ Author: George Karachalias <george.karachalias@gmail.com> Date: Wed Feb 3 19:06:45 2016 +0100 Overhaul the Overhauled Pattern Match Checker }}} Hence, I am closing this. Feel free to reopen in case performance issues arise again due to pattern match checking. -- Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/11195#comment:10> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler