[MacPorts] #49073: Error: Processing of port libgcc45 failed

[MacPorts]

#49073: Error: Processing of port libgcc45 failed
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  Reporter:  fpvvd1@…  |      Owner:  macports-tickets@…
      Type:  defect    |     Status:  new
  Priority:  Normal    |  Milestone:
 Component:  ports     |    Version:  2.3.4
Resolution:            |   Keywords:
      Port:  libgcc45  |
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Comment (by mnott@…):

 Replying to [comment:1 ryandesign@…]:
 > Please [https://guide.macports.org/chunked/project.html#project.tickets
 clean libgcc45 and try again]. If it fails again, please attach the
 main.log file.

 Same issue over here. main.log attached. clean doesn't appear to help.

 System is El Capitan.

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Ticket URL: <https://trac.macports.org/ticket/49073#comment:2>
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