[MacPorts] #62870: gerbil: builds failing for Big Sur ARM; undeclared identifiers for intrinsics

[MacPorts]

#62870: gerbil: builds failing for Big Sur ARM; undeclared identifiers  for
intrinsics
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  Reporter:  mascguy  |      Owner:  neverpanic
      Type:  defect   |     Status:  assigned
  Priority:  Normal   |  Milestone:
 Component:  ports    |    Version:
Resolution:           |   Keywords:
      Port:  gerbil   |
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Comment (by mascguy):

 Reviewing the compilation arguments passed to Clang, I'm seeing `-msse2`,
 which I think (?) is Intel-specific. It should probably be something like
 `-march=native`.

 I'd need someone to confirm though...

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Ticket URL: <https://trac.macports.org/ticket/62870#comment:1>
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