C/ C++ compiler for embedded MatLab function

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I have a SimuLink model that contains an embedded function. when I tried to launch simulation, I got this error "Unable to locate a C-compiler required by Stateflow and MATLAB Function blocks. Use 'mex -setup' to select a supported C-compiler."
I had chosen a compiler: Microsoft Software Development Kit (SDK) 7.1 in C:\Program Files (x86)\Microsoft Visual Studio 10.0
I got always the same error when trying to run simulation.
I have MatLab 2012a Release and Windows 7 OS x64.
Thanks

Answers (3)

Azzi Abdelmalek
Azzi Abdelmalek on 18 Sep 2012
Edited: Azzi Abdelmalek on 18 Sep 2012
In Matlab command write
mex -setup
choose your compiler
read the message from matlab

Mike Hosea
Mike Hosea on 18 Sep 2012
Edited: Mike Hosea on 18 Sep 2012
That should work. I'm assuming you've verified that the compiler is installed correctly and works separately from MATLAB or Simulink, and that you ran mex -setup and it didn't error. If so, I recommend contacting tech support.

paria jamshidi
paria jamshidi on 4 Jun 2015
|i installed visual studio 10 and i have matlab R2010a. i run mex -set up and chose Microsoft Visual C++ 2010 as compiler and then there are some warnninig and no error. i go to simulink and run a file(with embedded matlab function but i still have this error:Unable to locate 'mexopts.bat', and therefore cannot determine which compiler to use for simulation builds.Use 'mex -setup' to select a supported compiler.what should i do to fix the error? please help.

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