1// RUN: %clang_cc1 -fsyntax-only -verify %s
2
3void f();
4
5// Test typeof(expr) canonicalization
6template<typename T>
7void f0(T x, __typeof__(f(x)) y) { } // expected-note{{previous}}
8
9template<typename T>
10void f0(T x, __typeof__((f)(x)) y) { }
11
12template<typename U>
13void f0(U u, __typeof__(f(u))) { } // expected-error{{redefinition}}
14
15// Test insane typeof(expr) overload set canonicalization
16void f(int);
17void f(double);
18
19template<typename T, T N>
20void f0a(T x, __typeof__(f(N)) y) { } // expected-note{{previous}}
21
22void f(int);
23
24template<typename T, T N>
25void f0a(T x, __typeof__(f(N)) y) { } // expected-error{{redefinition}} \
26                                      // expected-note{{previous}}
27
28void f(float);
29
30template<typename T, T N>
31void f0a(T x, __typeof__(f(N)) y) { } // expected-error{{redefinition}}
32
33// Test dependently-sized array canonicalization
34template<typename T, int N, int M>
35void f1(T (&array)[N + M]) { } // expected-note{{previous}}
36
37template<typename T, int N, int M>
38void f1(T (&array)[M + N]) { }
39
40template<typename T, int M, int N>
41void f1(T (&array)[M + N]) { } // expected-error{{redefinition}}
42
43// Test dependently-sized extended vector type canonicalization
44template<typename T, int N, int M>
45struct X2 {
46  typedef T __attribute__((ext_vector_type(N))) type1;
47  typedef T __attribute__((ext_vector_type(M))) type2;
48  typedef T __attribute__((ext_vector_type(N))) type3;
49
50  void f0(type1); // expected-note{{previous}}
51  void f0(type2);
52  void f0(type3); // expected-error{{redeclared}}
53};
54