[GHC] #1047: Increase gurantees of semantics of block/unblock/throwTo

[GHC]

#1047: Increase gurantees of semantics of block/unblock/throwTo
------------------------------+---------------------------------------------
 Reporter:  ChrisKuklewicz    |          Owner:  simonmar
     Type:  merge             |         Status:  reopened
 Priority:  normal            |      Milestone:  6.6.1   
Component:  Runtime System    |        Version:  6.6     
 Severity:  normal            |     Resolution:          
 Keywords:  concurrency       |     Difficulty:  Unknown 
 Testcase:  conc065, conc066  |   Architecture:  Multiple
       Os:  Multiple          |  
------------------------------+---------------------------------------------
Changes (by simonmar):

  * resolution:  fixed =>
  * milestone:  => 6.6.1
  * status:  closed => reopened
  * type:  task => merge

Comment:

 To be merged:

 {{{
 Fri Jan  5 13:57:15 GMT 2007  Simon Marlow <simonmar at microsoft.com>
   * Eagerly raise a blocked exception when entering 'unblock' or exiting
 'block'

 Wed Jan 17 09:59:44 GMT 2007  Simon Marlow <simonmar at microsoft.com>
   * addition to "Eagerly raise a blocked exception" to fix unreg case
 }}}

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Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/1047>
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