[MacPorts] #56684: OpenSceneGraph fails to upgrade

[MacPorts]

#56684: OpenSceneGraph fails to upgrade
-----------------------------+--------------------
  Reporter:  dershow         |      Owner:  (none)
      Type:  defect          |     Status:  new
  Priority:  Normal          |  Milestone:
 Component:  ports           |    Version:
Resolution:                  |   Keywords:
      Port:  OpenSceneGraph  |
-----------------------------+--------------------

Comment (by jmroot):

 {{{
 :info:build /opt/local/include/cpl_port.h:187:6: error: Must have C++11 or
 newer.
 }}}

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Ticket URL: <https://trac.macports.org/ticket/56684#comment:1>
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