[MacPorts] #53076: gcc47 @4.7.4_6 fails to build

[MacPorts]

#53076: gcc47 @4.7.4_6 fails to build
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 Reporter:  posita  |      Owner:
     Type:  defect  |     Status:  new
 Priority:  Normal  |  Milestone:
Component:  ports   |    Version:
 Keywords:          |       Port:  gcc47
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 `main.log` attached.

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Ticket URL: <https://trac.macports.org/ticket/53076>
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