[GHC] #7574: Register allocator chokes on certain branches with literals

[GHC]

#7574: Register allocator chokes on certain branches with literals
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        Reporter:  thoughtpolice     |            Owner:  simonmar
            Type:  bug               |           Status:  new
        Priority:  highest           |        Milestone:  7.8.1
       Component:  Compiler (NCG)    |          Version:  7.7
      Resolution:                    |         Keywords:  ncg, codegen
Operating System:  Unknown/Multiple  |     Architecture:  Unknown/Multiple
 Type of failure:  Compile-time      |       Difficulty:  Unknown
  crash                              |       Blocked By:  7573
       Test Case:                    |  Related Tickets:  #7571,#7534,
  codeGen/should_compile/T7574       |  #7814
        Blocking:                    |
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Changes (by simonmar):

 * owner:  thoughtpolice => simonmar


Comment:

 Claiming this.  I have a half-finished patch to fix it, just need a bit of
 time to finish it off.  Sounds like a good thing to do while travelling to
 ICFP on Saturday.

-- 
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/7574#comment:24>
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