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

[MacPorts]

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

 * status:  reopened => closed
 * resolution:   => fixed


Comment:

 This is a base ticket; open another one for ports that need changes.

-- 
Ticket URL: <https://trac.macports.org/ticket/62677#comment:9>
MacPorts <https://www.macports.org/>
Ports system for macOS