1 | // RUN: %clang_cc1 -fsyntax-only -verify -std=c++11 %s |
2 | |
3 | void f(); |
4 | |
5 | // Test typeof(expr) canonicalization |
6 | template<typename T, T N> |
7 | void f0(T x, decltype(f(N, x)) y) { } // expected-note{{previous}} |
8 | |
9 | template<typename T, T N> |
10 | void f0(T x, decltype((f)(N, x)) y) { } |
11 | |
12 | template<typename U, U M> |
13 | void f0(U u, decltype(f(M, u))) { } // expected-error{{redefinition}} |
14 | |
15 | // PR12438: Test sizeof...() canonicalization |
16 | template<int> struct N {}; |
17 | |
18 | template<typename...T> |
19 | N<sizeof...(T)> f1() {} // expected-note{{previous}} |
20 | |
21 | template<typename, typename...T> |
22 | N<sizeof...(T)> f1() {} |
23 | |
24 | template<class...U> |
25 | N<sizeof...(U)> f1() {} // expected-error{{redefinition}} |
26 | |