virtual1.c

来自「Mac OS X 10.4.9 for x86 Source Code gcc」· C语言 代码 · 共 22 行

// { dg-do assemble  }
// { dg-options "-Woverloaded-virtual" }
// GROUPS passed virtual-warnings
// copy file
// From: [e-mail] (Graham Menhennitt)
// Date:     Thu, 29 Apr 93 20:53:07 EST
// Subject:  4 bugs in g++ 2.3.3
// Message-ID: <9304291053.AA00090@mencon>

        struct A {
                virtual ~A(void);
        };

        struct B {
                friend class A;
                virtual void f(void);
        };

        struct C : public A {
                virtual void f(void);
        };