root/trunk/src/tutorials/examples/dm_D_29598/no_error.d

import std.stdio;

class Foo
{
    int x;
}

void test(Foo foo)
{
    size_t o;

    //o = Foo.x.offsetof;   
    // error, .offsetof an int type

    o = foo.x.offsetof;   
    // yields 8

    writefln("%s", o);
}

void main()
{
    Foo f = new Foo();
    test(f);    
}