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//===----------------------------------------------------------------------===//
//
// 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
//
//===----------------------------------------------------------------------===//
// void* operator new(std::size_t, std::align_val_t);
// UNSUPPORTED: c++03, c++11, c++14
// asan and msan will not call the new handler.
// UNSUPPORTED: sanitizer-new-delete
// Libc++ when built for z/OS doesn't contain the aligned allocation functions,
// nor does the dynamic library shipped with z/OS.
// UNSUPPORTED: target={{.+}}-zos{{.*}}
#include <new>
#include <cstddef>
#include <cassert>
#include <cstdint>
#include <limits>
#include "test_macros.h"
#include "../types.h"
int new_handler_called = 0;
void my_new_handler() {
++new_handler_called;
std::set_new_handler(nullptr);
}
int main(int, char**) {
// Test that we can call the function directly
{
void* x = operator new(10, static_cast<std::align_val_t>(64));
assert(x != nullptr);
assert(reinterpret_cast<std::uintptr_t>(x) % 64 == 0);
operator delete(x, static_cast<std::align_val_t>(64));
}
// Test that the new handler is called if allocation fails
{
#ifndef TEST_HAS_NO_EXCEPTIONS
std::set_new_handler(my_new_handler);
try {
void* x = operator new(std::numeric_limits<std::size_t>::max(),
static_cast<std::align_val_t>(32));
(void)x;
assert(false);
} catch (std::bad_alloc const&) {
assert(new_handler_called == 1);
} catch (...) {
assert(false);
}
#endif
}
// Test that a new expression constructs the right object
// and a delete expression deletes it
{
LifetimeInformation info;
TrackLifetimeOverAligned* x = new TrackLifetimeOverAligned(info);
assert(x != nullptr);
assert(reinterpret_cast<std::uintptr_t>(x) % alignof(TrackLifetimeOverAligned) == 0);
assert(info.address_constructed == x);
delete x;
assert(info.address_destroyed == x);
}
return 0;
}
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