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// GROUPS passed vtable
extern "C" int printf(...);
enum { vf_request, vf_event } want;
int errs = 0;
class ivResource {
public:
virtual ~ivResource () { }
};
class ivHandler : public ivResource {
public:
virtual void event() { }
};
class ivGlyph : public ivResource {
public:
virtual ~ivGlyph () { }
virtual void request () {
if (want!=vf_request)
++errs;
}
};
class ItemView : public ivGlyph, public ivHandler {
public:
virtual void event () {
if (want!=vf_event)
++errs;
}
} a;
ivGlyph *bar() {
return &a;
}
ivHandler *bar2() {
return &a;
}
int main() {
want=vf_request;
bar()->request();
want=vf_event;
bar2()->event();
if (errs) {
printf("FAIL\n");
return 1;
}
printf("PASS\n");
return 0;
}
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