[GHC] #14198: Inconsistent treatment of implicitly bound kind variables as free-floating
GHC
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Thu Feb 21 18:31:54 UTC 2019
#14198: Inconsistent treatment of implicitly bound kind variables as free-floating
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Reporter: RyanGlScott | Owner: (none)
Type: bug | Status: new
Priority: normal | Milestone:
Component: Compiler (Type | Version: 8.2.1
checker) |
Resolution: | Keywords: TypeInType
Operating System: Unknown/Multiple | Architecture:
| Unknown/Multiple
Type of failure: None/Unknown | Test Case:
Blocked By: 14268 | Blocking:
Related Tickets: #7873, #15474 | Differential Rev(s):
Wiki Page: |
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Comment (by goldfire):
I think this is subtly a different problem than `reportFloatingKvs`:
that's all about user-written kind variables; this ticket is about
overactive generalization.
We ''could'' just say that `a` has kind `Any`. But I prefer rejecting the
program.
--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/14198#comment:11>
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