[GHC] #705: crash on readChan/writeChan

[GHC]

#705: crash on readChan/writeChan
---------------------------------------+------------------------------------
  Reporter:  guest                     |          Owner:          
      Type:  bug                       |         Status:  new     
  Priority:  normal                    |      Milestone:  6.6     
 Component:  Compiler                  |        Version:  6.5     
  Severity:  blocker                   |     Resolution:          
  Keywords:  readChan writeChan crash  |             Os:  Multiple
Difficulty:  Unknown                   |   Architecture:  Multiple
---------------------------------------+------------------------------------
Changes (by wolfgang):

  * architecture:  x86 => Multiple
  * keywords:  smp readChan writeChan crash => readChan writeChan crash
  * summary:  GHC SMP bug, crash on readChan/writeChan => crash on
              readChan/writeChan
  * os:  Linux => Multiple

Comment:

 Confirmed. Also crashes on Mac OS X/PPC with both non-threaded and
 threaded RTS.
 No crash with GHC 6.4.1.

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Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/705>
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