[MacPorts] #72585: Io port fails to build for arm64; please support arm64

[MacPorts]

#72585: Io port fails to build for arm64; please support arm64
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  Reporter:  kwolcott  |      Owner:  markemer
      Type:  defect    |     Status:  assigned
  Priority:  Normal    |  Milestone:
 Component:  ports     |    Version:
Resolution:            |   Keywords:  arm64
      Port:  Io        |
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Comment (by markemer):

 The upstream Io language itself is not supported on arm64. It’s sadly also
 not a simple task to get it working as it’s a compiler. It needs a new
 backend to build for arm64.

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Ticket URL: <https://trac.macports.org/ticket/72585#comment:2>
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