1 | // RUN: %clang_cc1 -fsyntax-only -verify %s |
2 | template<typename T> |
3 | int &f0(T); |
4 | |
5 | template<typename T> |
6 | float &f0(T*); |
7 | |
8 | void test_f0(int i, int *ip) { |
9 | int &ir = f0(i); |
10 | float &fr = f0(ip); |
11 | } |
12 | |
13 | template<typename T, typename U> |
14 | int &f1(T, U); |
15 | |
16 | template<typename T> |
17 | float &f1(T, T); |
18 | |
19 | void test_f1(int i, float f) { |
20 | int &ir = f1(i, f); |
21 | float &fr1 = f1(i, i); |
22 | float &fr2 = f1(f, f); |
23 | } |
24 | |
25 | template<typename T, typename U> |
26 | struct A { }; |
27 | |
28 | template<typename T> |
29 | int &f2(T); |
30 | |
31 | template<typename T, typename U> |
32 | float &f2(A<T, U>); |
33 | |
34 | template<typename T> |
35 | double &f2(A<T, T>); |
36 | |
37 | void test_f2(int i, A<int, float> aif, A<int, int> aii) { |
38 | int &ir = f2(i); |
39 | float &fr = f2(aif); |
40 | double &dr = f2(aii); |
41 | } |
42 | |
43 | template<typename T, typename U> |
44 | int &f3(T*, U); // expected-note{{candidate}} |
45 | |
46 | template<typename T, typename U> |
47 | float &f3(T, U*); // expected-note{{candidate}} |
48 | |
49 | void test_f3(int i, int *ip, float *fp) { |
50 | int &ir = f3(ip, i); |
51 | float &fr = f3(i, fp); |
52 | f3(ip, ip); // expected-error{{ambiguous}} |
53 | } |
54 | |
55 | template<typename T> |
56 | int &f4(T&); |
57 | |
58 | template<typename T> |
59 | float &f4(const T&); |
60 | |
61 | void test_f4(int i, const int ic) { |
62 | int &ir1 = f4(i); |
63 | float &fr1 = f4(ic); |
64 | } |
65 | |
66 | template<typename T, typename U> |
67 | int &f5(T&, const U&); // expected-note{{candidate}} |
68 | |
69 | template<typename T, typename U> |
70 | float &f5(const T&, U&); // expected-note{{candidate}} |
71 | |
72 | void test_f5(int i, const int ic) { |
73 | f5(i, i); // expected-error{{ambiguous}} |
74 | } |
75 | |
76 | template<typename T, typename U> |
77 | int &f6(T&, U&); |
78 | |
79 | template<typename T, typename U> |
80 | float &f6(const T&, U&); |
81 | |
82 | void test_f6(int i, const int ic) { |
83 | int &ir = f6(i, i); |
84 | float &fr = f6(ic, ic); |
85 | } |
86 | |
87 | struct CrazyFun { |
88 | template<typename T, typename U> operator A<T, U>(); |
89 | template<typename T> operator A<T, T>(); |
90 | }; |
91 | |
92 | void fun(CrazyFun cf) { |
93 | A<int, float> aif = cf; |
94 | A<int, int> aii = cf; |
95 | } |
96 | |