[GHC] #15916: GHC doesn't build on powerpc64 architecture on systems other than GNU / Linux

[GHC]

#15916: GHC doesn't build on powerpc64 architecture on systems other than GNU /
Linux
-------------------------------------+-------------------------------------
        Reporter:  pkubaj            |                Owner:  trommler
            Type:  feature request   |               Status:  patch
        Priority:  normal            |            Milestone:  8.10.1
       Component:  Compiler          |              Version:  8.6.2
      Resolution:                    |             Keywords:
Operating System:  Unknown/Multiple  |         Architecture:  powerpc64
 Type of failure:  Building GHC      |            Test Case:
  failed                             |
      Blocked By:  15411             |             Blocking:
 Related Tickets:                    |  Differential Rev(s):
       Wiki Page:                    |  https://gitlab.haskell.org/ghc/ghc/merge_requests/81
-------------------------------------+-------------------------------------

Comment (by trommler):

 Replying to [comment:40 pkubaj]:
 > This should take care of {{{CFLAGS}}} and {{{LDFLAGS}}}.
 >
 > There are no {{{RUNPATH}}} or {{{RPATH}}} entries:
 > {{{
 > root at talos:$~$ readelf -d /usr/local/lib/ghc-8.6.3/bin/ghc-pkg | awk
 '/RUNPATH/ || /RPATH/'
 > root at talos:$~$
 > }}}
 This explains why ghc-pkg is picking up `libgcc_s.so.1` from `/lib`. You
 want to make sure
 `/usr/local/lib/gcc8/libgcc_s.so.1` shows up in `ldd ghc-pkg`.

-- 
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/15916#comment:41>
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