On Oct 11, 2019, at 09:57, Joshua Root wrote: > Xcode itself only contains a 10.15 SDK, but the Command Line Tools have > a 10.14 one. You should be mostly fine with them installed, though there > are some exceptions. Our installation instructions have always said to > install both Xcode and the CLTs.
But the CLT has the SDK in a different path than Xcode does, of course. And if Xcode-based SDK paths got baked into various ports on our Xcode-10-using Mojave build worker, then that will be a problem for any users that have Xcode 11, whether or not they have the CLT.
