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| // -mretpoline does not work yet on Darwin.
// XFAIL: darwin
// RUN: %clangxx_cfi -o %t %s
// RUN: %run %t
// RUN: %clangxx_cfi -mretpoline -o %t2 %s
// RUN: %run %t2
// Tests that the CFI mechanism does not crash the program when making various
// kinds of valid calls involving classes with various different linkages and
// types of inheritance, and both virtual and non-virtual member functions.
#include "utils.h"
struct A {
virtual void f();
void g();
};
void A::f() {}
void A::g() {}
struct A2 : A {
virtual void f();
void g();
};
void A2::f() {}
void A2::g() {}
struct B {
virtual void f() {}
void g() {}
};
struct B2 : B {
virtual void f() {}
void g() {}
};
namespace {
struct C {
virtual void f();
void g();
};
void C::f() {}
void C::g() {}
struct C2 : C {
virtual void f();
void g();
};
void C2::f() {}
void C2::g() {}
struct D {
virtual void f() {}
void g() {}
};
struct D2 : D {
virtual void f() {}
void g() {}
};
}
struct E {
virtual void f() {}
void g() {}
};
struct E2 : virtual E {
virtual void f() {}
void g() {}
};
int main() {
A *a = new A;
break_optimization(a);
a->f();
a->g();
a = new A2;
break_optimization(a);
a->f();
a->g();
B *b = new B;
break_optimization(b);
b->f();
b->g();
b = new B2;
break_optimization(b);
b->f();
b->g();
C *c = new C;
break_optimization(c);
c->f();
c->g();
c = new C2;
break_optimization(c);
c->f();
c->g();
D *d = new D;
break_optimization(d);
d->f();
d->g();
d = new D2;
break_optimization(d);
d->f();
d->g();
E *e = new E;
break_optimization(e);
e->f();
e->g();
e = new E2;
break_optimization(e);
e->f();
e->g();
}
|