[MacPorts] #69276: aom @3.8.1 cannot be built on PPC Tiger, Mac OS X 10.4.11, because "All compilers are either blacklisted or unavailable"

[MacPorts]

#69276: aom @3.8.1 cannot be built on PPC Tiger, Mac OS X 10.4.11, because "All
compilers are either blacklisted or unavailable"
------------------------+---------------------------------
  Reporter:  ballapete  |      Owner:  MarcusCalhoun-Lopez
      Type:  defect     |     Status:  assigned
  Priority:  Normal     |  Milestone:
 Component:  ports      |    Version:  2.9.1
Resolution:             |   Keywords:  ppc tiger
      Port:  aom        |
------------------------+---------------------------------

Comment (by ballapete):

 With `GCC7` the build is now at 99 % "Building CXX objects".

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Ticket URL: <https://trac.macports.org/ticket/69276#comment:2>
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