[MacPorts] #66457: libgcc12 build fails during configure test for MPC dep.

[MacPorts]

#66457: libgcc12 build fails during configure test for MPC dep.
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  Reporter:  ragnese   |      Owner:  (none)
      Type:  defect    |     Status:  new
  Priority:  Normal    |  Milestone:
 Component:  ports     |    Version:
Resolution:            |   Keywords:  libgcc12, mpc, gcc12, libgcc
      Port:  libgcc12  |
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Changes (by ragnese):

 * Attachment "config.log" added.

 config.log

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Ticket URL: <https://trac.macports.org/ticket/66457>
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