scope5.c

this is a gcc file, you can download it and learn its usetility, for further detail please look at t

// Build don't link: 
// GROUPS passed scoping
// local-class file
// From: [e-mail] (Chris Schlaeger H Zivojnovic)
// Date:     Tue, 10 Aug 93 16:50:33 +0200
// Subject:  Bug report
// Message-ID: <[e-mail]>

int main()
{
        class foo
        {
                int i;
        } ;
        class bar
        {
                public:
                        bar() { y = 0; }
                        void f() { foo x; }
                private:
                        int y;
        } ;

        bar     c;
}