diag0035.c

来自「开放源码的编译器open watcom 1.6.0版的源代码」· C语言 代码 · 共 24 行

class C;
class D;

class Q {
    friend C::operator Q();
};

class C {
    class S;
    operator S();
    operator Q();
    operator D();
    class S {
	friend C::operator S();
	friend operator int();
    };
public:
    C();
};

class D {
    friend C::operator D();
};