Move MonadPlus instance for STM from Control.Monad.STM to GHC.Conc
In the discussion about ticket #4076 (closed) Ross Paterson suggested moving the MonadPlus
instance for STM
from Control.Monad.STM
to GHC.Conc
to avoid an orphaned instance.
The attached patch makes this change.
Trac metadata
Trac field | Value |
---|---|
Version | 6.12.2 |
Type | Bug |
TypeOfFailure | OtherFailure |
Priority | normal |
Resolution | Unresolved |
Component | libraries/base |
Test case | |
Differential revisions | |
BlockedBy | |
Related | |
Blocking | |
CC | |
Operating system | |
Architecture |