Cabal segfaults after update to GHC-7.10.2 from ports

Eric McCorkle eric at
Sun Oct 18 17:12:40 UTC 2015


I just updated my Haskell installation in FreeBSD 11 to GHC 7.10 using 
the ports tree.  I am now seeing segfaults from cabal whenever I try to 
install anything, or even update the package list.

Curiously, port builds of Haskell packages seem to work just fine, which 
leads me to believe the problem is in one of the dependencies as opposed 
to cabal itself.

Also, I can manually compile and run simple programs.

I tried various settings (LLVM/no, profile on/off, dynamic on/off) to no 

Has anyone else seen this?  Any advice on how to go about diagnosing the 

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