[MacPorts] #59364: qt56-qtbase no longer builds on Lion

[MacPorts]

#59364: qt56-qtbase no longer builds on Lion
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  Reporter:  lemzwerg  |      Owner:  MarcusCalhoun-Lopez
      Type:  defect    |     Status:  closed
  Priority:  Normal    |  Milestone:
 Component:  ports     |    Version:
Resolution:  fixed     |   Keywords:  lion
      Port:  qt56      |
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Comment (by chrstphrchvz):

 See #62051: the fix used was not sufficient for Xcode 11.4 (which is based
 on LLVM clang 9.0) and later.

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Ticket URL: <https://trac.macports.org/ticket/59364#comment:6>
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