[GHC] #10100: Bogus "redundant constraint" warning with functional dependencies

GHC ghc-devs at haskell.org
Mon Mar 9 18:58:58 UTC 2015


#10100: Bogus "redundant constraint" warning with functional dependencies
-------------------------------------+-------------------------------------
        Reporter:  jstolarek         |                   Owner:  simonpj
            Type:  bug               |                  Status:  closed
        Priority:  normal            |               Milestone:  7.12.1
       Component:  Compiler          |                 Version:  7.11
      Resolution:  fixed             |                Keywords:
Operating System:  Unknown/Multiple  |            Architecture:
 Type of failure:  None/Unknown      |  Unknown/Multiple
      Blocked By:                    |               Test Case:
 Related Tickets:                    |  typecheck/should_compile/T10100
                                     |                Blocking:
                                     |  Differential Revisions:
-------------------------------------+-------------------------------------
Changes (by thoughtpolice):

 * status:  merge => closed
 * resolution:   => fixed
 * milestone:  7.10.1 => 7.12.1


Comment:

 Actually, after spending a second trying to merge this, I realized
 something very silly - `-fwarn-redundant-constraints` isn't in GHC 7.10
 anyway! So, this can be closed I think.

--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/10100#comment:5>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler


More information about the ghc-tickets mailing list