compilation of vl_compilenn function gives an error, please tel me how to solve this.

vl_compilenn

Warning: CL.EXE not found n PATH. Trying to guess out of mex setup.

> In vl_compilenn>check_clpath (line 650)

In vl_compilenn (line 426)

'cl.exe' is not recognized as an internal or external command,

operable program or batch file.

Error using vl_compilenn>check_clpath (line 656)

Unable to find cl.exe

Error in vl_compilenn (line 426)

cl_path = fileparts(check_clpath()); % check whether cl.exe in path

Answer 1

[Walter Roberson]

mex -v setup

You will probably need to install a compiler appropriate for your release. https://www.mathworks.com/content/dam/mathworks/mathworks-dot-com/support/sysreq/files/SystemRequirements-Release2018a_SupportedCompilers.pdf