[GHC] #14835: QuantifiedConstraints: Can't deduce "(a, b)" from "a" and "b"

GHC ghc-devs at haskell.org
Tue Feb 27 13:50:25 UTC 2018


#14835: QuantifiedConstraints: Can't deduce "(a, b)" from "a" and "b"
-------------------------------------+-------------------------------------
        Reporter:  Iceland_jack      |                Owner:  (none)
            Type:  bug               |               Status:  closed
        Priority:  normal            |            Milestone:
       Component:  Compiler          |              Version:  8.5
      Resolution:  fixed             |             Keywords:
                                     |  QuantifiedConstraints wipT2893
Operating System:  Unknown/Multiple  |         Architecture:
                                     |  Unknown/Multiple
 Type of failure:  None/Unknown      |            Test Case:  quantified-
                                     |  constraints/T14835
      Blocked By:                    |             Blocking:
 Related Tickets:  #14833            |  Differential Rev(s):
       Wiki Page:                    |
-------------------------------------+-------------------------------------
Changes (by simonpj):

 * testcase:   => quantified-constraints/T14835
 * status:  new => closed
 * resolution:   => fixed


Comment:

 Yes, fixed with #14833.

-- 
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/14835#comment:2>
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