Ports: GCC fails with linker error on aarch64 macOS

[linusg]

[gcc/build] ld.lld: error: undefined symbol: host_detect_local_cpu(int, char const**)
[gcc/build] >>> referenced by gcc.cc
[gcc/build] >>>               gcc.o:(static_spec_functions)
[gcc/build] ld.lld: error: undefined symbol: host_detect_local_cpu(int, char const**)
[gcc/build] >>> referenced by gcc.cc
[gcc/build] >>>               gcc.o:(static_spec_functions)
[gcc/build] ld.lld: error: undefined symbol: host_detect_local_cpu(int, char const**)
[gcc/build] >>> referenced by gcc.cc
[gcc/build] >>>               gcc.o:(static_spec_functions)
[gcc/build] aarch64-pc-serenity-clang++: error: linker command failed with exit code 1 (use -v to see invocation)
[gcc/build] aarch64-pc-serenity-clang++: error: linker command failed with exit code 1 (use -v to see invocation)
[gcc/build] aarch64-pc-serenity-clang++: error: linker command failed with exit code 1 (use -v to see invocation)

It appears the patch from #13390 was dropped in d0edf26.

[nico]

@BertalanD That was your patch (part of #14055). Oversight?

[NoobZang]

#if defined(__aarch64__) && ! defined(__APPLE__) does not work on my macos but #if defined(__aarch64__) && defined(__linux__) works