Mine

struct foo;class base {	public:	const foo &nfo;	base(const foo &x) : nfo(x) { };	private:		base();};class non_template: public base {	};extern const struct foo* foo_ptr;class dyna_int_t;int main2(void) {	base test1(*foo_ptr);	non_template test2(*foo_ptr);	return 0;	}