[GHC] #12199: GHC is oblivious to injectivity when solving an equality constraint
GHC
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Fri Jun 17 12:29:03 UTC 2016
#12199: GHC is oblivious to injectivity when solving an equality constraint
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Reporter: RyanGlScott | Owner:
Type: bug | Status: new
Priority: normal | Milestone:
Component: Compiler (Type | Version: 8.0.1
checker) | Keywords: TypeFamilies,
Resolution: | Injective
Operating System: Unknown/Multiple | Architecture:
Type of failure: GHC rejects | Unknown/Multiple
valid program | Test Case:
Blocked By: | Blocking:
Related Tickets: #10833 | Differential Rev(s):
Wiki Page: |
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Changes (by jstolarek):
* related: => #10833
Comment:
Example in #comment:1 should not compile '''yet''' - see #10833 for
details.
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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/12199#comment:2>
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