[GHC] #15359: Quantified constraints do not work with equality constraints
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Thu Sep 13 13:27:53 UTC 2018
#15359: Quantified constraints do not work with equality constraints
-------------------------------------+-------------------------------------
Reporter: goldfire | Owner: (none)
Type: bug | Status: closed
Priority: normal | Milestone: 8.8.1
Component: Compiler | Version: 8.5
Resolution: fixed | Keywords:
| QuantifiedConstraints
Operating System: Unknown/Multiple | Architecture:
| Unknown/Multiple
Type of failure: None/Unknown | Test Case: quantified-
| constraints/T15359,T15359a
Blocked By: | Blocking:
Related Tickets: | Differential Rev(s):
Wiki Page: |
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Changes (by simonpj):
* status: new => closed
* testcase: => quantified-constraints/T15359,T15359a
* resolution: => fixed
Comment:
OK the examples in the Description both now work -- or at least typecheck
and pass Lint.
I have not tried the more exotic stuff in the comments, but please to have
a go!
--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/15359#comment:17>
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