1 //===----------------------------------------------------------------------===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8 
9 // <array>
10 
11 // tuple_element<I, array<T, N> >::type
12 
13 // Prevent -Warray-bounds from issuing a diagnostic when testing with clang verify.
14 #if defined(__clang__)
15 #pragma clang diagnostic ignored "-Warray-bounds"
16 #endif
17 
18 #include <array>
19 #include <cassert>
20 
21 // std::array is explicitly allowed to be initialized with A a = { init-list };.
22 // Disable the missing braces warning for this reason.
23 #include "disable_missing_braces_warning.h"
24 
25 int main(int, char**)
26 {
27     {
28         typedef double T;
29         typedef std::array<T, 3> C;
30         std::tuple_element<3, C> foo; // expected-note {{requested here}}
31         // expected-error-re@array:* {{static_assert failed{{( due to requirement '3U[L]{0,2} < 3U[L]{0,2}')?}} "Index out of bounds in std::tuple_element<> (std::array)"}}
32     }
33 
34   return 0;
35 }
36