[MacPorts] #59496: dependency problem on Lion (probably related to gcc9?)

[MacPorts]

#59496: dependency problem on Lion (probably related to gcc9?)
-----------------------------+--------------------
  Reporter:  lemzwerg        |      Owner:  (none)
      Type:  defect          |     Status:  new
  Priority:  Normal          |  Milestone:
 Component:  ports           |    Version:
Resolution:                  |   Keywords:  lion
      Port:  lilypond-devel  |
-----------------------------+--------------------

Comment (by ryandesign):

 Is your ports tree up to date? (`sudo port sync`) This may be the problem
 that was fixed in [58c748e62680013d146097d30c3450a827c2d716/macports-
 ports].

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Ticket URL: <https://trac.macports.org/ticket/59496#comment:4>
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