Temporarily disabled GC (again) because phobos fails to compile with it (looks like some ObjSymbols are being falsely collected, see Library.d:666) Getting rid of global state (i.e global and static variables) to allow running concurrent compilation

module dmd.PROT;

enum PROT
{
    PROTundefined,
    PROTnone,		// no access
    PROTprivate,
    PROTpackage,
    PROTprotected,
    PROTpublic,
    PROTexport,
}