devel/freebsd-gcc14: External FreeBSD toolchain based on GCC 14.
This port provides external GCC toolchains for GCC 14.1.0 for the
aarch64, amd64, armv7, i386, powerpc, powerpc64, and riscv64
platforms.
Reviewed by: imp
Differential Revision: https://reviews.freebsd.org/D46000