[MacPorts] #65415: libgcc9 @9.5.0_1: build fail on Mountain Lion

[MacPorts]

#65415: libgcc9 @9.5.0_1: build fail on Mountain Lion
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  Reporter:  chillin-  |      Owner:  (none)
      Type:  defect    |     Status:  new
  Priority:  Normal    |  Milestone:
 Component:  ports     |    Version:  2.7.2
Resolution:            |   Keywords:  mountainlion
      Port:  libgcc9   |
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Comment (by kencu):

 it's BBAAACCCKKK !

 The recurrent problem with touchy gencondmd.c build failures, eg:
 [ticket:64316]

 and other similar tickets. Something about this file is always the canary
 in the coal mine for gcc builds.

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Ticket URL: <https://trac.macports.org/ticket/65415#comment:5>
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