[MacPorts] #54435: Building libcaca at 0.99.beta19_6+x11 on a PPC fails unless cppunit compiled with GCC6

[MacPorts]

#54435: Building libcaca at 0.99.beta19_6+x11 on a PPC fails unless cppunit compiled
with GCC6
--------------------------+--------------------------------------------
  Reporter:  josephsacco  |      Owner:
      Type:  defect       |     Status:  new
  Priority:  Normal       |  Milestone:
 Component:  ports        |    Version:  2.4.1
Resolution:               |   Keywords:  PPC libcaca cppunit OSX 10.5.8
      Port:  libcaca      |
--------------------------+--------------------------------------------

Comment (by kencu):

 but cppunit is also in the cxx11 1.1 portgroup, so it should never compile
 with gcc42, and this should have happened for you behind the scenes.
 Perhaps cppunit needs a revbump? Defer to michael here.

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Ticket URL: <https://trac.macports.org/ticket/54435#comment:1>
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