1 // RUN: %check_clang_tidy %s fuchsia-virtual-inheritance %t
2
3 class A {
4 public:
A(int value)5 A(int value) : val(value) {}
6
do_A()7 int do_A() { return val; }
8
9 private:
10 int val;
11 };
12
13 class B : public virtual A {
14 // CHECK-MESSAGES: [[@LINE-1]]:1: warning: direct virtual inheritance is disallowed [fuchsia-virtual-inheritance]
15 // CHECK-NEXT: class B : public virtual A {
16 public:
B()17 B() : A(0) {}
do_B()18 int do_B() { return 1 + do_A(); }
19 };
20
21 class C : public virtual A {
22 // CHECK-MESSAGES: [[@LINE-1]]:1: warning: direct virtual inheritance is disallowed [fuchsia-virtual-inheritance]
23 // CHECK-NEXT: class C : public virtual A {
24 public:
C()25 C() : A(0) {}
do_C()26 int do_C() { return 2 + do_A(); }
27 };
28
29 class D : public B, public C {
30 public:
D(int value)31 D(int value) : A(value), B(), C() {}
32
do_D()33 int do_D() { return do_A() + do_B() + do_C(); }
34 };
35
main()36 int main() {
37 A *a = new A(0);
38 B *b = new B();
39 C *c = new C();
40 D *d = new D(0);
41 return 0;
42 }
43