1 | // RUN: %clang_cc1 -fsyntax-only -verify %s |
2 | |
3 | void f(); |
4 | |
5 | // Test typeof(expr) canonicalization |
6 | template<typename T> |
7 | void f0(T x, __typeof__(f(x)) y) { } // expected-note{{previous}} |
8 | |
9 | template<typename T> |
10 | void f0(T x, __typeof__((f)(x)) y) { } |
11 | |
12 | template<typename U> |
13 | void f0(U u, __typeof__(f(u))) { } // expected-error{{redefinition}} |
14 | |
15 | // Test insane typeof(expr) overload set canonicalization |
16 | void f(int); |
17 | void f(double); |
18 | |
19 | template<typename T, T N> |
20 | void f0a(T x, __typeof__(f(N)) y) { } // expected-note{{previous}} |
21 | |
22 | void f(int); |
23 | |
24 | template<typename T, T N> |
25 | void f0a(T x, __typeof__(f(N)) y) { } // expected-error{{redefinition}} |
26 | |
27 | void f(float); |
28 | |
29 | // Test dependently-sized array canonicalization |
30 | template<typename T, int N, int M> |
31 | void f1(T (&array)[N + M]) { } // expected-note{{previous}} |
32 | |
33 | template<typename T, int N, int M> |
34 | void f1(T (&array)[M + N]) { } |
35 | |
36 | template<typename T, int M, int N> |
37 | void f1(T (&array)[M + N]) { } // expected-error{{redefinition}} |
38 | |
39 | // Test dependently-sized extended vector type canonicalization |
40 | template<typename T, int N, int M> |
41 | struct X2 { |
42 | typedef T __attribute__((ext_vector_type(N))) type1; |
43 | typedef T __attribute__((ext_vector_type(M))) type2; |
44 | typedef T __attribute__((ext_vector_type(N))) type3; |
45 | |
46 | void f0(type1); // expected-note{{previous}} |
47 | void f0(type2); |
48 | void f0(type3); // expected-error{{redeclared}} |
49 | }; |
50 | |
51 | // Test canonicalization doesn't conflate different literal suffixes. |
52 | template<typename T> void literal_suffix(int (&)[sizeof(T() + 0)]) {} |
53 | template<typename T> void literal_suffix(int (&)[sizeof(T() + 0L)]) {} |
54 | template<typename T> void literal_suffix(int (&)[sizeof(T() + 0LL)]) {} |
55 | template<typename T> void literal_suffix(int (&)[sizeof(T() + 0.f)]) {} |
56 | template<typename T> void literal_suffix(int (&)[sizeof(T() + 0.)]) {} |
57 | template<typename T> void literal_suffix(int (&)[sizeof(T() + 0.l)]) {} |
58 | |