[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:  closed
        Priority:  normal               |        Milestone:
       Component:  Build System         |          Version:  7.8.1-rc1
      Resolution:  fixed                |         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 Austin Seipp <austin@…>):

 In [changeset:"15b1eb7c67e29c4ad6f6859f89d220b33493fd46/ghc"]:
 {{{
 #!CommitTicketReference repository="ghc"
 revision="15b1eb7c67e29c4ad6f6859f89d220b33493fd46"
 Revert "change deriveConstants to use nm in a POSIX way (fixes #8781)"

 It causes a failure on Windows right now.

 This reverts commit 045b28033a33a48d31951240a8cb35f2b78345dc.
 }}}

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/8781#comment:21>
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