#7800: Error message when deriving Typeable without PolyKinds
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Reporter: monoidal | Owner:
Type: bug | Status: patch
Priority: normal | Milestone: 7.8.1
Component: Compiler | Version: 7.7
Resolution: | Keywords:
Operating System: Unknown/Multiple | Architecture:
Type of failure: Incorrect warning at | Unknown/Multiple
compile-time | Difficulty:
Test Case: | Unknown
Blocking: | Blocked By:
| Related Tickets:
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Comment (by Simon Peyton Jones