Fix incorrect ambiguity error on identically-named data constructors
[ghc.git] / testsuite / tests / typecheck / should_fail / T12921.stderr
2017-02-23  Ryan ScottAdd instances for (:~~:) mirroring those for (:~:)
2017-02-02  Oleg GrenrusIntroduce GHC.TypeNats module, change KnownNat evidence...
2017-01-12  Simon Peyton JonesFix top-level constraint handling (Trac #12921)