bug#52431: 29.0.50; Semantic bovine GCC tests failing on macOS

[Philipp Stephani]

Am Di., 28. Dez. 2021 um 21:02 Uhr schrieb Philipp Stephani
<p.stephani2@gmail.com>:
>
> Am Di., 28. Dez. 2021 um 21:00 Uhr schrieb Philipp Stephani
> <p.stephani2@gmail.com>:
> >
> > Am So., 12. Dez. 2021 um 06:58 Uhr schrieb Lars Ingebrigtsen 
> > <larsi@gnus.org>:
> > >
> > > Philipp <p.stephani2@gmail.com> writes:
> > >
> > > > I guess this test assumes a specific output from the compiler, which is
> > > > only present on GNU/Linux?
> > >
> > > The test tries to determine when running gcc gives us llvm, but it looks
> > > like the method only works on older Macos versions?  So I've now updated
> > > it to check for the current Macos setup, too.
> > >
> >
> > The test still fails for me.
>
> If it helps, this is the output of gcc -v:
>
> Configured with: --prefix=/Library/Developer/CommandLineTools/usr
> --with-gxx-include-dir=/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/4.2.1
> Apple clang version 13.0.0 (clang-1300.0.29.30)
> Target: arm64-apple-darwin21.2.0
> Thread model: posix
> InstalledDir: /Library/Developer/CommandLineTools/usr/bin

Hopefully fixed for real now with commit
6e52becfbe2a33c025b8c4838b3c8f06ba5a6fb8.