I just don't get why GCC needs to cripple itself; shouldn't the (in)ability to incorporate GCC be handled by the license? It's a legal issue, not a technical on

I just don't get why GCC needs to cripple itself; shouldn't the (in)ability to incorporate GCC be handled by the license? It's a legal issue, not a technical one. Sure, making it easier to plug in to other programs enables proprietary software developers to do so as much as it does free software developers, but the former is still illegal if the software is released that way.