[MacPorts] #54176: boost assumes libc++ is only used by clang

[MacPorts]

#54176: boost assumes libc++ is only used by clang
--------------------------+------------------------
  Reporter:  RJVB         |      Owner:  ryandesign
      Type:  enhancement  |     Status:  assigned
  Priority:  Normal       |  Milestone:
 Component:  ports        |    Version:
Resolution:               |   Keywords:  haspatch
      Port:  boost        |
--------------------------+------------------------

Comment (by RJVB):

 it probably should, but in that case we should probably first update the
 port

--
Ticket URL: <https://trac.macports.org/ticket/54176#comment:3>
MacPorts <https://www.macports.org/>
Ports system for macOS