[MacPorts] #66246: -stdlib= flag added by compilers PG breaks builds with GCC on PPC

[MacPorts]

#66246: -stdlib= flag added by compilers PG breaks builds with GCC on PPC
---------------------------+--------------------
  Reporter:  barracuda156  |      Owner:  kencu
      Type:  defect        |     Status:  closed
  Priority:  Normal        |  Milestone:
 Component:  ports         |    Version:  2.8.0
Resolution:  fixed         |   Keywords:
      Port:                |
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Comment (by barracuda156):

 Replying to [comment:6 cjones051073]:
 > The principle of setting stdlib correctly with gcc is not the problem.
 The issue is the compilers PG was not taking into account the fact this
 option is not available on PPC.
 >
 > https://github.com/macports/macports-
 ports/commit/b82f938ab16e0ca63baa90f3adbb0732fc9dbd20

 Thank you!

 P. S. We can hopefully enable it later, once `libcxx` is fixed for PPC.
 But that gonna take some time, plus will need a thorough testing once it
 is fixed.

-- 
Ticket URL: <https://trac.macports.org/ticket/66246#comment:8>
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