[pjmlp]

> Which is quite large, considering that Clang and GCC are the standard compilers for just about every major non-Microsoft platform, including the mobile ones.

I have worked with a few enterprise customers (Fortune 500) that only allowed the compilers from the respective OS vendors. And new versions required an approval process to be followed.

There is more out there than just GNU/Linux, Mac OS X, *BSD and Android.

Granted, this was around 10 years ago, but I doubt the situation changed at all in such environments.