Matlab 2018b mex can't find compiler, with Xcode 11 beta installed on Mac Mojave 10.14.5

Question

Wanyu Lei 2019-7-3

回答： Maadhav Akula 2019-7-25

I have Matlab 2018b and Xcode 11 beta installed on Mac Mojave 10.14.5

I run the following code in Matlab command line:

mex -v -setup C++

I got the following results:

I have run the following code in my Terminal:

sudo xcode-select -s /Applications/Xcode-Beta.app/Contents/Developer
sudo xcodebuild -license accept

It didn't help...

Geoff Hayes 2019-7-4

Wanyu - what happens when you launch Xcode as an app? Are you prompted to accept its license?

Wanyu Lei 2019-7-4

编辑：Wanyu Lei 2019-7-4

Hi Geoff, Yes. I have accepted its license after I launched Xcode. I still get the error...

Answer 1

Maadhav Akula 2019-7-25

Xcode 11 beta is not supported in R2018b version of Matlab. For a list of supported compilers in R2018b,please refer to the link below: