[commit: ghc] wip/ghc710-aix's head updated: WIP: local random AIX hacks (3c2fb6b)

[git at git.haskell.org]

Repository : ssh://git@git.haskell.org/ghc

Branch 'wip/ghc710-aix' now includes:

     1b1fab8 Call Arity: In "e x", the result of "x" is not shared
     9c8e7f8 PPC nativeGen: fix shift right arithmetic > 31 bit
     ed60ab4 backported AIX tweaks to Cabal
     0cea7e3 Workaround broken latin1 iconv on AIX
     da67465 Make GHC aware of OSAIX and AixLD
     bac953b On AIX we need -D_BSD defined in <Stg.h>
     e71cab2 We need to use -mminimal-toc on IBM AIX
     b6fcbca Update unix submodule to pull in AIX fixes
     3d5270d Make `timer_create(CLOCK_REALTIME)` autoconf test more reliable
     9b987c3 Set `THREAD_SAFE` CPP macro for AIX
     3c2fb6b WIP: local random AIX hacks