#8234: Remove role annotations on type synonyms
------------------------------------+-------------------------------------
Reporter: goldfire | Owner: goldfire
Type: bug | Status: new
Priority: normal | Milestone:
Component: Compiler | Version: 7.7
Keywords: | Operating System: Unknown/Multiple
Architecture: Unknown/Multiple | Type of failure: None/Unknown
Difficulty: Unknown | Test Case:
Blocked By: | Blocking:
Related Tickets: |
------------------------------------+-------------------------------------
Currently, role annotations are allowed on vanilla type synonyms. However,
Simon points out that this is very fragile, because a type synonym can be
expanded at any time, thus losing a user's intended restriction. Solution:
remove these annotations entirely.
--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/8234>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler
_______________________________________________
ghc-tickets mailing list
[email protected]
http://www.haskell.org/mailman/listinfo/ghc-tickets
