[GHC] #8781: check if GNU nm is really needed and if so let configure detect gnm

[GHC]

#8781: check if GNU nm is really needed and if so let configure detect gnm
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        Reporter:  maeder               |            Owner:  kgardas
            Type:  feature request      |           Status:  patch
        Priority:  normal               |        Milestone:
       Component:  Build System         |          Version:  7.8.1-rc1
      Resolution:                       |         Keywords:
Operating System:  Solaris              |     Architecture:  x86
 Type of failure:  Building GHC failed  |       Difficulty:  Unknown
       Test Case:                       |       Blocked By:
        Blocking:                       |  Related Tickets:
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Comment (by kgardas):

 Replying to [comment:30 jberthold]:
 > {{{
 [...]
 >     -- "derivedConstantMAX_Vanilla_REG D        1        b" Solaris
 >                     x0 :  _  : x2 : x3 : [] -> mkMapping x0 x3
 [...]
 > }}}

 IMHO there should be "D" used in the code, since otherwise I'm not sure
 this will work correctly on Solaris and not match anything else.

 {{{
 x0 :  'D'  : x2 : x3 : [] -> mkMapping x0 x3
 }}}

 otherwise also nice!

--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/8781#comment:32>
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