[MacPorts] #68350: gcc12 at 12.3.0_3 - Fails to Upgrade and Build on High Sierra

[MacPorts]

#68350: gcc12 at 12.3.0_3 - Fails to Upgrade and Build on High Sierra
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  Reporter:  RobK88  |      Owner:  (none)
      Type:  defect  |     Status:  new
  Priority:  Normal  |  Milestone:
 Component:  ports   |    Version:  2.8.1
Resolution:          |   Keywords:
      Port:  gcc12   |
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Comment (by kencu):

 error: use of undeclared identifier 'PTR'

 most likely a duplicate of #67412

 by any chance do you have the gdb port installed? If you do, try
 deactivating it.

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Ticket URL: <https://trac.macports.org/ticket/68350#comment:1>
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