Yes, it is similar to C and C++ commercial compilers with different prices levels, written as modular compilers where the set of available optimization passes, among other features isn't available.
For example, it used to be so that stuff like OpenMP was only available in professional licenses for C, C++ and Fortran compilers.
For example, it used to be so that stuff like OpenMP was only available in professional licenses for C, C++ and Fortran compilers.