//===----------------------------------------------------------------------===//
//
// 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
//
//===----------------------------------------------------------------------===//
// Test sized operator delete replacement.
// These compiler versions do not enable sized deallocation by default.
// UNSUPPORTED: clang-17, clang-18
// UNSUPPORTED: sanitizer-new-delete, c++03, c++11
// XFAIL: apple-clang
// XFAIL: using-built-library-before-llvm-11
// AIX, z/OS, and MinGW default to -fno-sized-deallocation.
// XFAIL: target={{.+}}-aix{{.*}}, target={{.+}}-zos{{.*}}, target={{.+}}-windows-gnu
#include <new>
#include <cstddef>
#include <cstdlib>
#include <cassert>
#include "test_macros.h"
int unsized_delete_called = 0;
int unsized_delete_nothrow_called = 0;
int sized_delete_called = 0;
void operator delete(void* p) TEST_NOEXCEPT
{
++unsized_delete_called;
std::free(p);
}
void operator delete(void* p, const std::nothrow_t&) TEST_NOEXCEPT
{
++unsized_delete_nothrow_called;
std::free(p);
}
void operator delete(void* p, std::size_t) TEST_NOEXCEPT
{
++sized_delete_called;
std::free(p);
}
int main(int, char**)
{
int *x = new int(42);
DoNotOptimize(x);
assert(0 == unsized_delete_called);
assert(0 == unsized_delete_nothrow_called);
assert(0 == sized_delete_called);
delete x;
DoNotOptimize(x);
assert(0 == unsized_delete_called);
assert(1 == sized_delete_called);
assert(0 == unsized_delete_nothrow_called);
return 0;
}