[GHC] #5801: Document GHC Optimisation Passes

[GHC]

#5801: Document GHC Optimisation Passes
---------------------------------+------------------------------------------
    Reporter:  dterei            |       Owner:  dterei           
        Type:  task              |      Status:  new              
    Priority:  normal            |   Milestone:  7.6.1            
   Component:  Documentation     |     Version:                   
    Keywords:                    |          Os:  Unknown/Multiple 
Architecture:  Unknown/Multiple  |     Failure:  Documentation bug
  Difficulty:  Unknown           |    Testcase:                   
   Blockedby:                    |    Blocking:                   
     Related:                    |  
---------------------------------+------------------------------------------

Comment(by dterei):

 Awesome!

 I can try to document `-fregs-graph` and `-fregs-iterative` but the most
 accurate / qualified person is actually Ben L, he is the one who did that
 work.

 I'll have a stab at it if I get time but let Ben know if you talk to him.

-- 
Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/5801#comment:9>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler