diff options
Diffstat (limited to 'libraries/base/GHC/Event/Manager.hs')
| -rw-r--r-- | libraries/base/GHC/Event/Manager.hs | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/libraries/base/GHC/Event/Manager.hs b/libraries/base/GHC/Event/Manager.hs index 013850b5d2..3ee9116812 100644 --- a/libraries/base/GHC/Event/Manager.hs +++ b/libraries/base/GHC/Event/Manager.hs @@ -110,7 +110,9 @@ data FdData = FdData { data FdKey = FdKey { keyFd :: {-# UNPACK #-} !Fd , keyUnique :: {-# UNPACK #-} !Unique - } deriving (Eq, Show) + } deriving ( Eq -- ^ @since 4.4.0.0 + , Show -- ^ @since 4.4.0.0 + ) -- | Callback invoked on I/O events. type IOCallback = FdKey -> Event -> IO () @@ -120,7 +122,9 @@ data State = Created | Dying | Releasing | Finished - deriving (Eq, Show) + deriving ( Eq -- ^ @since 4.4.0.0 + , Show -- ^ @since 4.4.0.0 + ) -- | The event manager state. data EventManager = EventManager |