[GHC] #7655: 7.6.2 Segmentation Fault/Bus Error in large exponentation

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Thu Feb 6 04:45:45 UTC 2014


#7655: 7.6.2 Segmentation Fault/Bus Error in large exponentation
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        Reporter:  Doug310     |            Owner:
            Type:  bug         |           Status:  new
        Priority:  normal      |        Milestone:  7.8.1
       Component:  GHCi        |          Version:  7.8.1-rc1
      Resolution:              |         Keywords:  exponentiation
Operating System:  MacOS X     |     Architecture:  x86_64 (amd64)
 Type of failure:  GHCi crash  |       Difficulty:  Unknown
       Test Case:              |       Blocked By:
        Blocking:              |  Related Tickets:
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Comment (by carter):

 I'll add more of my system information shortly (just got off a plane.  ).
 But the biggest difference is I'm using a real GCC.  AND my build of ghc
 was built with it.  Your GCC is actually clang.

 I'm on a very up to date OS X 10.9 machine too. I'll confirm that shortly
 though.

 The fact that you have something like @ArSupportsAtFile@ being passed to
 AR makes me think that the build of ghc went wrong.   OR perhaps there's a
 problem with how clang works as an assembler on OS X?

 ILL do a clang build of the RC myself to try to replicate this.

--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/7655#comment:23>
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