Page MenuHomePhabricator
Differential D127418 Diff 439482 libcxx/test/libcxx/containers/views/views.span/span.elem/assert.back.pass.cpp

Changeset View

Standalone View

View Options

libcxx/test/libcxx/containers/views/views.span/span.elem/assert.back.pass.cpp

  • This file was added.
//===----------------------------------------------------------------------===//
//
// 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
//
//===----------------------------------------------------------------------===//
// UNSUPPORTED: c++03, c++11, c++14, c++17
// <span>
//
// constexpr reference back() const noexcept;
// Make sure that accessing a span out-of-bounds triggers an assertion.
// REQUIRES: has-unix-headers
// XFAIL: use_system_cxx_lib && target={{.+}}-apple-macosx{{10.9|10.10|10.11|10.12|10.13|10.14|10.15|11.0|12.0}}
// ADDITIONAL_COMPILE_FLAGS: -D_LIBCPP_ENABLE_ASSERTIONS=1
MordanteUnsubmitted
Done
ReplyInline Actions
// REQUIRES: has-unix-headers
- // UNSUPPORTED: c++03
+
// XFAIL: use_system_cxx_lib && target={{.+}}-apple-macosx{{10.9|10.10|10.11|10.12|10.13|10.14|10.15|11.0|12.0}}

Please have a look at the other tests too.

Mordante: Please have a look at the other tests too.
ldionneAuthorUnsubmitted
Done
ReplyInline Actions

Yeah, thanks, I fixed all of them.

ldionne: Yeah, thanks, I fixed all of them.
#include <array>
#include <span>
#include "check_assertion.h"
int main(int, char**) {
{
std::array<int, 3> array{0, 1, 2};
std::span<int> const s(array.data(), 0);
TEST_LIBCPP_ASSERT_FAILURE(s.back(), "span<T>::back() on empty span");
philnikUnsubmitted
Done
ReplyInline Actions

Maybe array.data() or std::data(array)?

philnik: Maybe `array.data()` or `std::data(array)`?
}
{
std::array<int, 3> array{0, 1, 2};
std::span<int, 0> const s(array.data(), 0);
TEST_LIBCPP_ASSERT_FAILURE(s.back(), "span<T, N>::back() on empty span");
}
return 0;
}