Nikolas Klauser 43401dd0b5
[libc++] Make .verify.cpp tests more robust against changing headers (#128703)
This is fixes the tests for the frozen headers, but is an improvement
either way.
2025-02-25 18:02:34 +01:00

26 lines
952 B
C++

//===----------------------------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
// <array>
// template <size_t I, class T, size_t N> T& get(array<T, N>& a);
// Prevent -Warray-bounds from issuing a diagnostic when testing with clang verify.
// ADDITIONAL_COMPILE_FLAGS(gcc-style-warnings): -Wno-array-bounds
#include <array>
#include <cassert>
void f() {
typedef double T;
typedef std::array<T, 3> C;
C c = {1, 2, 3.5};
std::get<3>(c) = 5.5; // expected-note {{requested here}}
// expected-error-re@*:* {{static assertion failed{{( due to requirement '3U[L]{0,2} < 3U[L]{0,2}')?}}{{.*}}Index out of bounds in std::get<> (std::array)}}
}