[MacPorts] #66378: llvm-13 +universal build fails due to architecture of /opt/local/lib/libstdc++.6.dylib (was: llvm-13 fails to build as +universal on 10.8.5)

[MacPorts]

#66378: llvm-13 +universal build fails due to architecture of
/opt/local/lib/libstdc++.6.dylib
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  Reporter:  barracuda156  |      Owner:  catap
      Type:  defect        |     Status:  assigned
  Priority:  Normal        |  Milestone:
 Component:  ports         |    Version:  2.8.0
Resolution:                |   Keywords:  mountainlion
      Port:  llvm-13       |
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Ticket URL: <https://trac.macports.org/ticket/66378#comment:7>
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