Nikolas Klauser 5d7f346bd3 [libc++][PSTL] Implement std::rotate_copy
Reviewed By: #libc, ldionne

Spies: ldionne, libcxx-commits

Differential Revision: https://reviews.llvm.org/D155025
2023-10-24 14:02:37 +02:00

43 lines
1.4 KiB
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
//
//===----------------------------------------------------------------------===//
// UNSUPPORTED: c++03, c++11, c++14
// UNSUPPORTED: no-exceptions
// REQUIRES: has-unix-headers
// UNSUPPORTED: libcpp-has-no-incomplete-pstl
// check that std::find(ExecutionPolicy), std::find_if(ExecutionPolicy) and std::find_if_not(ExecutionPolicy) terminate
// on user-thrown exceptions
#include <algorithm>
#include "check_assertion.h"
#include "test_execution_policies.h"
#include "test_iterators.h"
int main(int, char**) {
test_execution_policies([](auto&& policy) {
EXPECT_STD_TERMINATE([&] {
try {
int a[] = {1, 2};
int b[] = {1, 2};
(void)std::rotate_copy(
policy,
util::throw_on_move_iterator(std::begin(a), 1),
util::throw_on_move_iterator(std::begin(a), 1),
util::throw_on_move_iterator(std::end(a), 1),
util::throw_on_move_iterator(std::begin(b), 1));
} catch (const util::iterator_error&) {
assert(false);
}
std::terminate(); // make the test pass in case the algorithm didn't move the iterator
});
});
}