[GHC] #7970: Thread GC frees roots before thread actually finishes

[GHC]

#7970: Thread GC frees roots before thread actually finishes
-------------------------------+--------------------------------------------
  Reporter:  joeyadams         |          Owner:  simonmar        
      Type:  bug               |         Status:  closed          
  Priority:  high              |      Milestone:  7.8.1           
 Component:  Runtime System    |        Version:  7.6.3           
Resolution:  fixed             |       Keywords:                  
        Os:  Unknown/Multiple  |   Architecture:  Unknown/Multiple
   Failure:  Runtime crash     |     Difficulty:  Unknown         
  Testcase:                    |      Blockedby:                  
  Blocking:                    |        Related:  7170            
-------------------------------+--------------------------------------------

Comment(by simonmar):

 Done - it was hard to know where to document this, but I ended up putting
 a section in `Control.Concurrent` which has other detailed information
 about the workings of threads.

-- 
Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/7970#comment:9>
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