Add atomicReadMVar to Control.Concurrent.MVar and friends.

Authored by ezyang on Jun 14 2013, 4:19 PM.

Description

Add atomicReadMVar to Control.Concurrent.MVar and friends.

Also renumber thread statuses as necessary.

Signed-off-by: Edward Z. Yang <ezyang@mit.edu>

Details

Committed
ezyangJul 9 2013, 3:52 PM
Pushed
bgamariAug 25 2016, 1:39 PM
Parents
rGHCDIFFd3fbf77f160b: Derive Show, Eq, Ord, Read for Control.Applicative.ZipList; fixes #5787
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