segfault/massive memory use when using Data.Bits.shiftL
Donald Bruce Stewart
dons at cse.unsw.edu.au
Mon Feb 28 18:42:10 EST 2005
> The following either eats memory until killed or segfaults (I can't pin
> down a reason for the difference). Tested with GHC 6.2.2 and 6.4.20050212,
> with various different libgmp3s under various Redhat and Debian platforms,
> and WinXP.
> Prelude> :m +Data.Bits
> Prelude Data.Bits> 18446658724119492593 `shiftL` (-3586885994363551744) ::
Have you tried gmp-4? That's seems to be more stable.
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