[MacPorts] #65934: mesa @22.1.7 +tests does not build on PPC Leopard, Mac OS X 10.5.8, because of Undefined symbols for architecture ppc

[MacPorts]

#65934: mesa @22.1.7 +tests does not build on PPC Leopard, Mac OS X 10.5.8, because
of Undefined symbols for architecture ppc
------------------------+-------------------------
  Reporter:  ballapete  |      Owner:  (none)
      Type:  defect     |     Status:  new
  Priority:  Normal     |  Milestone:
 Component:  ports      |    Version:  2.7.2
Resolution:             |   Keywords:  leopard ppc
      Port:  mesa       |
------------------------+-------------------------

Comment (by ballapete):

 `mesa` built. When I try to build the tests with `meson` it reports:

 {{{
 time nice meson build-tests
 The Meson build system
 Version: 0.63.0
 Source dir:
 /opt/local/var/macports/build/_opt_local_var_macports_sources_nue.de.rsync.macports.org_macports_release_tarballs_ports_x11_mesa/mesa/work/mesa-22.1.7
 Build dir:
 /opt/local/var/macports/build/_opt_local_var_macports_sources_nue.de.rsync.macports.org_macports_release_tarballs_ports_x11_mesa/mesa/work/mesa-22.1.7
 /build-tests
 Build type: native build
 Program /opt/local/bin/python3.9 found: YES (/opt/local/bin/python3.9)
 Project name: mesa
 Project version: 22.1.7
 C compiler for the host machine: cc (gcc 4.2.1 "powerpc-apple-
 darwin9-gcc-4.2.1 (GCC) 4.2.1 (Apple Inc. build 5577)")
 C linker for the host machine: cc ld64 85.2.1
 C++ compiler for the host machine: c++ (gcc 7.5.0 "c++ (MacPorts gcc7
 7.5.0_3) 7.5.0")
 C++ linker for the host machine: c++ ld64 127.2
 Host machine cpu family: ppc
 Host machine cpu: power macintosh
 Checking if "-mtls-dialect=gnu2" runs: DID NOT COMPILE
 Program /opt/local/bin/python3.9 found: YES (/opt/local/bin/python3.9)

 meson.build:1018:2: ERROR: Problem encountered: When using GCC, version
 4.4.6 or later is required.
 }}}

 Could be `GCC 7` should be used as `C compiler` too…

-- 
Ticket URL: <https://trac.macports.org/ticket/65934#comment:3>
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