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Topic: compiling .cpp file failed
Replies: 1   Last Post: Dec 12, 2012 9:26 AM

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Steven Lord

Posts: 17,945
Registered: 12/7/04
Re: compiling .cpp file failed
Posted: Dec 12, 2012 9:26 AM
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"Hana " <hanafedora@imperial.co.uk> wrote in message
> Hello,
> I used to use MATLAB R2008b to do my work and now I've just installed
> MATLAB R2012b in my new computer. I have a file name rir_generator.cpp
> that I want to use in MATLAB. So I've tried setting it up as below, and
> this is what I got. I'm not really an expert on this and I don't know why
> it's failed. Can someone please help??
> mex -setup
> The options files available for mex are:
> 1: /Applications/MATLAB_R2012b.app/bin/mexopts.sh : Template Options file
> for building gcc MEX-files
> 0: Exit with no changes
> Enter the number of the compiler (0-1):
> 1
> Overwrite /Users/username/.matlab/R2012b/mexopts.sh ([y]/n)? y
> /Applications/MATLAB_R2012b.app/bin/mexopts.sh is being copied to
> /Users/username/.matlab/R2012b/mexopts.sh
> mex rir_generator.cpp
> /Applications/MATLAB_R2012b.app/bin/mex: line 305: gcc-4.2: command not
> found
> /Applications/MATLAB_R2012b.app/bin/mex: line 1326: g++-4.2: command not
> found

Searching the support website for "gcc-4.2" found these two hits that seem



Try the steps they suggest and if it doesn't work either post back in this
thread or contact Technical Support.

Steve Lord
To contact Technical Support use the Contact Us link on

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