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// template <size_t I, class T, size_t N> T& get(array<T, N>& a);
12
13// Prevent -Warray-bounds from issuing a diagnostic when testing with clang verify.
14// ADDITIONAL_COMPILE_FLAGS(gcc-style-warnings): -Wno-array-bounds
15
16#include <array>
17#include <cassert>
18
19void f() {
20 typedef double T;
21 typedef std::array<T, 3> C;
22 C c = {1, 2, 3.5};
23 std::get<3>(arr&: c) = 5.5; // expected-note {{requested here}}
24 // expected-error-re@array:* {{static assertion failed{{( due to requirement '3U[L]{0,2} < 3U[L]{0,2}')?}}{{.*}}Index out of bounds in std::get<> (std::array)}}
25}
26

source code of libcxx/test/std/containers/sequences/array/array.tuple/get.verify.cpp