ad44152c38
clang-19 and later default to C++14 sized deallocation. Currently we don't have C23's C equivalent of free_sized(), so we just implement these in terms of free() for now. Bug: http://b/344993254 Change-Id: I708710aee3f7a684bfe494a96f7baed014acbe57
59 lines
2.1 KiB
C++
59 lines
2.1 KiB
C++
/*
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* Copyright (C) 2008 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <new>
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#include <stdlib.h>
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#include <async_safe/log.h>
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__attribute__((weak)) const std::nothrow_t std::nothrow = {};
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// We can't throw in bionic, so we go straight to the equivalent of
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// std::terminate for these two instead.
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void* operator new(std::size_t size) {
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void* p = malloc(size);
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if (p == nullptr) {
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async_safe_fatal("new failed to allocate %zu bytes", size);
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}
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return p;
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}
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void* operator new[](std::size_t size) {
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void* p = malloc(size);
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if (p == nullptr) {
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async_safe_fatal("new[] failed to allocate %zu bytes", size);
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}
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return p;
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}
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// These two are the "nothrow" variants, so we just return nullptr on failure.
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void* operator new(std::size_t size, const std::nothrow_t&) {
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return malloc(size);
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}
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void* operator new[](std::size_t size, const std::nothrow_t&) {
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return malloc(size);
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}
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// free() can't throw anyway (except on heap corruption, which is always fatal),
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// so there's no difference between the regular and "nothrow" variants here.
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void operator delete(void* p) noexcept { free(p); }
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void operator delete[](void* p) noexcept { free(p); }
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void operator delete(void* p, const std::nothrow_t&) noexcept { free(p); }
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void operator delete[](void* p, const std::nothrow_t&) noexcept { free(p); }
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// TODO: these can use free_sized() once we have it (http://b/284321795).
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void operator delete(void* p, std::size_t) noexcept { free(p); }
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void operator delete[](void* p, std::size_t) noexcept { free(p); }
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