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

[MacPorts]

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

 * cc: kencu (removed)


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Ticket URL: <https://trac.macports.org/ticket/54176#comment:6>
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