[GHC] #7534: allocateRegsAndSpill: Cannot read from uninitialized register

GHC cvs-ghc at haskell.org
Mon Jan 14 18:35:58 CET 2013


#7534: allocateRegsAndSpill: Cannot read from uninitialized register
--------------------------+-------------------------------------------------
    Reporter:  erikd      |       Owner:  simonmar           
        Type:  bug        |      Status:  infoneeded         
    Priority:  normal     |   Milestone:                     
   Component:  Compiler   |     Version:  7.7                
    Keywords:             |          Os:  Linux              
Architecture:  powerpc64  |     Failure:  Building GHC failed
  Difficulty:  Unknown    |    Testcase:                     
   Blockedby:             |    Blocking:                     
     Related:             |  
--------------------------+-------------------------------------------------

Comment(by PHO):

 Replying to [comment:7 simonmar]:
 > I don't immediately see the connection to #7442?

 Just a thought. Even though PPC/Linux doesn't have the problem described
 in the note `[inconsistent-pic-reg]`, `PIC.initialisePicBase_ppc` still
 semms to be assuming only the first block is an entry point.

-- 
Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/7534#comment:8>
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