[MacPorts] #65179: py-libxml2, py-Pillow, py-gdbm: need to either blacklist gcc-4* or patch out -Wno-unused-result

[MacPorts]

#65179: py-libxml2, py-Pillow, py-gdbm: need to either blacklist gcc-4* or patch
out -Wno-unused-result
-------------------------+-------------------------------------------------
  Reporter:              |      Owner:  MarcusCalhoun-Lopez
  barracuda156           |
      Type:  defect      |     Status:  closed
  Priority:  Normal      |  Milestone:
 Component:  ports       |    Version:  2.7.2
Resolution:  invalid     |   Keywords:  powerpc, leopard, snowleopard,
      Port:  py-libxml2  |  rosetta
  py-Pillow              |
-------------------------+-------------------------------------------------

Comment (by kencu):

 worth noting that the entire point of building python with a newer gcc, to
 get LTO on PPC, that led to this  is flawed as there is no LTO for PPC
 code on Darwin.

 ld64 doesn’t support gcc’s LTO according to Iain.

 https://github.com/iains/darwin-toolchains-start-
 here/discussions/37#discussioncomment-3285847

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Ticket URL: <https://trac.macports.org/ticket/65179#comment:12>
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