[GHC] #7478: setSessionDynFlags does not always work

[GHC]

#7478: setSessionDynFlags does not always work
-----------------------------+----------------------------------------------
Reporter:  edsko             |          Owner:                  
    Type:  bug               |         Status:  new             
Priority:  normal            |      Component:  Compiler        
 Version:  7.6.1             |       Keywords:                  
      Os:  Unknown/Multiple  |   Architecture:  Unknown/Multiple
 Failure:  None/Unknown      |      Blockedby:                  
Blocking:                    |        Related:                  
-----------------------------+----------------------------------------------

Comment(by edsko):

 Added a version of the the test that doesn't use concurrency/channels.

-- 
Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/7478#comment:2>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler