[MacPorts] #65795: harfbuzz-icu can't be compiled on 10.5 i386 anymore

[MacPorts]

#65795: harfbuzz-icu can't be compiled on 10.5 i386 anymore
---------------------------+----------------------
  Reporter:  catap         |      Owner:  mascguy
      Type:  defect        |     Status:  assigned
  Priority:  Normal        |  Milestone:
 Component:  ports         |    Version:
Resolution:                |   Keywords:
      Port:  harfbuzz-icu  |
---------------------------+----------------------

Comment (by catap):

 I assume that LegacySupport is broken since this commit:
 https://github.com/macports/macports-legacy-
 support/commit/780d2b010b9e3443dcb42c1438b9fe2a5f94a69c

 {{{
 leopard:~ catap$ clang-mp-7.0 -dM -E -x c /dev/null | grep LONG_LONG
 #define __LONG_LONG_MAX__ 9223372036854775807LL
 #define __SIZEOF_LONG_LONG__ 8
 leopard:~ catap$
 }}}

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Ticket URL: <https://trac.macports.org/ticket/65795#comment:4>
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