1 | // RUN: %clang_cc1 -fsyntax-only -verify %s |
2 | |
3 | struct A { |
4 | virtual void f() = 0; // expected-note{{unimplemented pure virtual method}} |
5 | }; |
6 | |
7 | struct B : A { |
8 | virtual void f(); |
9 | }; |
10 | |
11 | struct C : B { |
12 | virtual void f() = 0; // expected-note 2{{unimplemented pure virtual method}} |
13 | }; |
14 | |
15 | struct D : C { |
16 | }; |
17 | |
18 | void test() { |
19 | (void)new A; // expected-error{{abstract class}} |
20 | (void)new B; |
21 | (void)new C; // expected-error{{abstract class}} |
22 | (void)new D; // expected-error{{abstract class}} |
23 | } |
24 | |