1 | // RUN: %clang_cc1 %s -std=c++98 -triple %itanium_abi_triple -emit-llvm -o - | FileCheck %s |
2 | // RUN: %clang_cc1 %s -std=c++98 -triple %itanium_abi_triple -emit-llvm -o - -DPROTOTYPE | FileCheck --check-prefix=CHECK-PROTOTYPE %s |
3 | // RUN: %clang_cc1 %s -std=c++98 -triple %itanium_abi_triple -emit-llvm -o - -DINSTANTIATE | FileCheck --check-prefix=CHECK-INSTANTIATE %s |
4 | // RUN: %clang_cc1 %s -std=c++98 -triple %itanium_abi_triple -emit-llvm -o - -DPROTOTYPE -DINSTANTIATE | FileCheck --check-prefix=CHECK-PROTOTYPE-INSTANTIATE %s |
5 | // RUN: %clang_cc1 %s -DREDEFINE -verify |
6 | // RUN: %clang_cc1 %s -DPROTOTYPE -DREDEFINE -verify |
7 | // PR8007: friend function not instantiated, reordered version. |
8 | // Corresponds to http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38392 |
9 | |
10 | // CHECK: define linkonce_odr{{.*}}_ZlsR11std_ostreamRK8StreamerI3FooE |
11 | // CHECK-PROTOTYPE: define linkonce_odr{{.*}}_ZlsR11std_ostreamRK8StreamerI3FooE |
12 | // CHECK-INSTANTIATE: define linkonce_odr{{.*}}_ZlsR11std_ostreamRK8StreamerI3FooE |
13 | // CHECK-PROTOTYPE-INSTANTIATE: define linkonce_odr{{.*}}_ZlsR11std_ostreamRK8StreamerI3FooE |
14 | |
15 | struct std_ostream |
16 | { |
17 | int dummy; |
18 | }; |
19 | |
20 | std_ostream cout; |
21 | |
22 | template <typename STRUCT_TYPE> |
23 | struct Streamer; |
24 | |
25 | typedef struct Foo {} Foo; |
26 | |
27 | inline std_ostream& operator << (std_ostream&, const Streamer<Foo>&); |
28 | |
29 | void test(const Streamer<Foo>& foo) |
30 | { |
31 | cout << foo; |
32 | } |
33 | |
34 | template <typename STRUCT_TYPE> |
35 | struct Streamer |
36 | { |
37 | friend std_ostream& operator << (std_ostream& o, const Streamer& f) // expected-error{{redefinition of 'operator<<'}} |
38 | { |
39 | Streamer s(f); |
40 | s(o); |
41 | return o; |
42 | } |
43 | |
44 | Streamer(const STRUCT_TYPE& s) : s(s) {} |
45 | |
46 | const STRUCT_TYPE& s; |
47 | void operator () (std_ostream&) const; |
48 | }; |
49 | |
50 | #ifdef PROTOTYPE |
51 | std_ostream& operator << (std_ostream&, const Streamer<Foo>&); |
52 | #endif |
53 | |
54 | #ifdef INSTANTIATE |
55 | template struct Streamer<Foo>; |
56 | #endif |
57 | |
58 | #ifdef REDEFINE |
59 | std_ostream& operator << (std_ostream& o, const Streamer<Foo>&) // expected-note{{is here}} |
60 | { |
61 | return o; |
62 | } |
63 | #endif |
64 | |
65 | #ifndef INSTANTIATE |
66 | template <> |
67 | void Streamer<Foo>::operator () (std_ostream& o) const // expected-note{{requested here}} |
68 | { |
69 | } |
70 | #endif |
71 | |
72 | int main(void) |
73 | { |
74 | Foo foo; |
75 | test(foo); |
76 | } |
77 | |
78 | |