[MacPorts] #44170: libffi @3.1 fails to build on 32-bit systems

[MacPorts]

#44170: libffi @3.1 fails to build on 32-bit systems
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  Reporter:  opr_systems@…  |      Owner:  ryandesign@…
      Type:  defect         |     Status:  new
  Priority:  Normal         |  Milestone:
 Component:  ports          |    Version:  2.3.1
Resolution:                 |   Keywords:  LP32
      Port:  libffi         |
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Comment (by ryandesign@…):

 Oh dear. Well I blacklisted compilers that aren't working in r121730 but I
 haven't checked if that helped the universal build on Snow Leopard. And
 unfortunately it still leaves some platforms (Leopard and Tiger) without a
 working compiler for this port.

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Ticket URL: <https://trac.macports.org/ticket/44170#comment:33>
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