[MacPorts] #55022: libpcl 1.7.2: doesn't build (kdtree/flann.h:50)

[MacPorts]

#55022: libpcl 1.7.2: doesn't build (kdtree/flann.h:50)
------------------------+-------------------
  Reporter:  tiktaktok  |      Owner:
      Type:  defect     |     Status:  new
  Priority:  Normal     |  Milestone:
 Component:  ports      |    Version:  2.4.1
Resolution:             |   Keywords:  flann
      Port:  libpcl     |
------------------------+-------------------

Comment (by tiktaktok):

 I think it would be useful to mention that I am using the newly released
 Mac OS High Sierra, with XCode 9.0.

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Ticket URL: <https://trac.macports.org/ticket/55022#comment:1>
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