[Pkg-haskell-maintainers] Bug#631073: ghc: segfault when starting ‘ghci’

[Ben Finney]

Package: ghc
Version: 7.0.3-1
Severity: important

Attempting to start ‘ghci’ causes a segfault before the first prompt:

=====
$ ghci
GHCi, version 7.0.3: http://www.haskell.org/ghc/  :? for help
Loading package ghc-prim ... linking ... done.
Loading package integer-gmp ... linking ... done.
Loading package base ... linking ... done.
Segmentation fault
=====

An ‘strace’ of the above is attached to this message.

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-- System Information:
Debian Release: wheezy/sid
  APT prefers testing
  APT policy: (990, 'testing'), (900, 'stable')
Architecture: powerpc (ppc64)

Kernel: Linux 2.6.38-2-powerpc64 (SMP w/2 CPU cores)
Locale: LANG=en_AU.UTF-8, LC_CTYPE=en_AU.UTF-8 (charmap=UTF-8) (ignored: LC_ALL set to en_AU.utf8)
Shell: /bin/sh linked to /bin/dash

Versions of packages ghc depends on:
ii  gcc                       4:4.6.0-5      The GNU C compiler
ii  libbsd-dev                0.3.0-1        utility functions from BSD systems
ii  libc6                     2.13-4         Embedded GNU C Library: Shared lib
ii  libc6-dev                 2.13-4         Embedded GNU C Library: Developmen
ii  libffi-dev                3.0.9-4        Foreign Function Interface library
ii  libffi5                   3.0.9-4        Foreign Function Interface library
ii  libgmp-dev                2:5.0.1+dfsg-7 Multiprecision arithmetic library 
ii  libgmp10                  2:5.0.1+dfsg-7 Multiprecision arithmetic library
ii  libncurses5               5.9-1          shared libraries for terminal hand

ghc recommends no packages.

Versions of packages ghc suggests:
ii  ghc-doc                      7.0.3-1     Documentation for the Glasgow Hask
pn  ghc-prof                     <none>      (no description available)
ii  haskell-doc                  20061127    Assorted Haskell language document
ii  perl                         5.12.3-7+b1 Larry Wall's Practical Extraction 

-- no debconf information