[MacPorts] #60853: port mysql8 @8.0.21 fails to build on less than macOS 10.12 due to system libc++ being too old

[MacPorts]

#60853: port mysql8 @8.0.21 fails to build on less than macOS 10.12 due to system
libc++ being too old
----------------------------+-------------------------
  Reporter:  wadjei         |      Owner:  herbygillot
      Type:  defect         |     Status:  assigned
  Priority:  Normal         |  Milestone:
 Component:  ports          |    Version:  2.6.2
Resolution:                 |   Keywords:  mavericks
      Port:  mysql8 libcxx  |
----------------------------+-------------------------

Comment (by chrstphrchvz):

 As of [1cdb3d250f/macports-ports] this port requires macOS 10.13. If
 https://github.com/macports/macports-ports/pull/12644 or similar approach
 is rejected, this ticket can be closed.

-- 
Ticket URL: <https://trac.macports.org/ticket/60853#comment:23>
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