[GHC] #14546: -Woverlapping-patterns warns on wrong patterns for Int

GHC ghc-devs at haskell.org
Thu Nov 30 10:01:52 UTC 2017


#14546: -Woverlapping-patterns warns on wrong patterns for Int
-------------------------------------+-------------------------------------
        Reporter:  Lemming           |                Owner:  (none)
            Type:  bug               |               Status:  new
        Priority:  normal            |            Milestone:
       Component:  Compiler (Type    |              Version:  8.2.2
  checker)                           |             Keywords:
      Resolution:                    |  PatternMatchWarnings
Operating System:  Unknown/Multiple  |         Architecture:
 Type of failure:  Incorrect         |  Unknown/Multiple
  error/warning at compile-time      |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):
       Wiki Page:                    |
-------------------------------------+-------------------------------------
Changes (by simonpj):

 * keywords:   => PatternMatchWarnings


Comment:

 Thanks.  There are quite a few [wiki:PatternMatchCheck tickets related to
 the pattern-match warning checker].  It'd be great if someone wanted to
 take leadership on that front.

-- 
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/14546#comment:1>
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