[MacPorts] #66249: graphviz +poppler +r +rsvg on macOS 13.0.01 fails: clang: error: unsupported option '-fopenmp'

[MacPorts]

#66249: graphviz +poppler +r +rsvg  on macOS 13.0.01 fails: clang: error:
unsupported option '-fopenmp'
--------------------------------+------------------------
  Reporter:  captainproton1971  |      Owner:  ryandesign
      Type:  defect             |     Status:  assigned
  Priority:  Normal             |  Milestone:
 Component:  ports              |    Version:  2.8.0
Resolution:                     |   Keywords:
      Port:  graphviz           |
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Changes (by captainproton1971):

 * Attachment "main.log" added.

 logfile

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Ticket URL: <https://trac.macports.org/ticket/66249>
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