1 | // RUN: %clang_cc1 -fsyntax-only -verify %s |
2 | // expected-no-diagnostics |
3 | |
4 | // Make sure that friend declarations don't introduce ambiguous |
5 | // declarations. |
6 | |
7 | // Test case courtesy of Shantonu Sen. |
8 | // Bug 4784. |
9 | |
10 | class foo; |
11 | |
12 | extern "C" { |
13 | int c_func(foo *a); |
14 | }; |
15 | int cpp_func(foo *a); |
16 | |
17 | class foo { |
18 | public: |
19 | friend int c_func(foo *a); |
20 | friend int cpp_func(foo *a); |
21 | int caller(); |
22 | private: |
23 | int x; |
24 | }; |
25 | |
26 | int c_func(foo *a) { |
27 | return a->x; |
28 | } |
29 | |
30 | int cpp_func(foo *a) { |
31 | return a->x; |
32 | } |
33 | |
34 | int foo::caller() { |
35 | c_func(this); |
36 | cpp_func(this); |
37 | return 0; |
38 | } |
39 | |