[MacPorts] #59329: mpich-default: "error: Aborting because C++ compiler does not work"

[MacPorts]

#59329: mpich-default: "error: Aborting because C++ compiler does not work"
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  Reporter:  Schamschula    |      Owner:  dstrubbe
      Type:  defect         |     Status:  assigned
  Priority:  Normal         |  Milestone:
 Component:  ports          |    Version:
Resolution:                 |   Keywords:
      Port:  mpich openmpi  |
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Comment (by willic3):

 This fix makes perfect sense to me, because the fortran compilers won't
 care about the setting, and the clang compilers require libc++.  This is
 much better than my temporary (and non-portable) fix, which involved
 setting CXXFLAGS for the configure arguments.

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Ticket URL: <https://trac.macports.org/ticket/59329#comment:9>
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