Disabled parameter reversing by default, it broke mini/typeinfo10.d Fixed 'inreg' property placement for functions with reversed parameters. Made parameter reversal and inreg passing of first arg configurable in premake.lua

module union6;

struct S
{
    byte a;
    byte b;
}
union U
{
    byte a;
    byte b;
    S c;
}

void main()
{
    U u;
    auto a = u.c.b;
    //auto c = u.s.l;
}