#6156: Optimiser bug on linux-powerpc
------------------------------------------+---------------------------------
Reporter: erikd | Owner: igloo
Type: bug | Status: new
Priority: normal | Milestone: 7.6.1
Component: Compiler | Version: 7.4.1
Resolution: | Keywords:
Os: Linux | Architecture: powerpc
Failure: Incorrect result at runtime | Difficulty: Unknown
Testcase: | Blockedby:
Blocking: | Related:
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Comment(by erikd):
Similar to the case of `succ` in the previous comment `pred` also
misbehaves. This:
{{{
putStrLn (showHex (pred (0xa1a2a3a500000000 :: Word64)) "")
}}}
results in:
{{{
Enum.pred{Word64}: tried to take `pred' of minBound
}}}
--
Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/6156#comment:32>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler
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