[MacPorts] #63460: cmake-3.21.2_0 fails to configure on mavericks

[MacPorts]

#63460: cmake-3.21.2_0 fails to configure on mavericks
---------------------+--------------------
  Reporter:  tehcog  |      Owner:  (none)
      Type:  defect  |     Status:  new
  Priority:  Normal  |  Milestone:
 Component:  ports   |    Version:  2.7.1
Resolution:          |   Keywords:
      Port:  cmake   |
---------------------+--------------------

Comment (by tehcog):

 Replying to [comment:1 kencu]:
 > can you try blacklisting your clang to fallback to clang-3.7?

 Sure, can you please tell me what you think is the best way to do that?..
 'port select'?

 Also, are you droping support for Xcode 6.2?

-- 
Ticket URL: <https://trac.macports.org/ticket/63460#comment:2>
MacPorts <https://www.macports.org/>
Ports system for macOS