Check ID:
com.mathworks.HDL.ModelChecker.runFileExtensionChecks
Check file extensions of VHDL files containing entities.
This check detects whether the file extension is .vhd when you
generate code with VHDL as the target language. This check corresponds to rule
1.A.A.1 of the industry-standard rules.
To fix this warning, click Modify Settings and the code
generator updates the file name extension to .vhd.
Rule 1.A.A.1 of Basic Coding Practices.