[GHC] #7478: setSessionDynFlags does not always work

[GHC]

#7478: setSessionDynFlags does not always work
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    Reporter:  edsko             |       Owner:  simonmar        
        Type:  bug               |      Status:  new             
    Priority:  normal            |   Milestone:  7.6.2           
   Component:  Compiler          |     Version:  7.6.1           
    Keywords:                    |          Os:  Unknown/Multiple
Architecture:  Unknown/Multiple  |     Failure:  None/Unknown    
  Difficulty:  Unknown           |    Testcase:                  
   Blockedby:                    |    Blocking:                  
     Related:                    |  
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Comment(by marlowsd@…):

 commit 27770ae5c5ebd16d9f6cc4574e0f75c395e12720
 {{{
 Author: Simon Marlow <marlowsd at gmail.com>
 Date:   Fri Dec 7 12:05:29 2012 +0000

     Invalidate the ModSummary cache in setSessionDynFlags (#7478)

  compiler/main/GHC.hs |   27 +++++++++++++++++++++++++++
  1 files changed, 27 insertions(+), 0 deletions(-)
 }}}

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Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/7478#comment:4>
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