[MacPorts] #62677: Add C++20 support for configure.cxx_standard

[MacPorts]

#62677: Add C++20 support for configure.cxx_standard
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  Reporter:  ryandesign   |      Owner:  (none)
      Type:  enhancement  |     Status:  closed
  Priority:  Normal       |  Milestone:
 Component:  base         |    Version:
Resolution:  fixed        |   Keywords:
      Port:               |
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Comment (by mascguy):

 Replying to [comment:9 jmroot]:
 > This is a base ticket; open another one for ports that need changes.

 Sure, fair enough. But I reopened this specifically because base hasn't
 had a new release with this functionality yet. Or at least, that was my
 understanding.

 Is my understanding correct...?

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Ticket URL: <https://trac.macports.org/ticket/62677#comment:10>
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