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36 lines
894 B
C++
36 lines
894 B
C++
//===----------------------------------------------------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is dual licensed under the MIT and the University of Illinois Open
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// Source Licenses. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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// UNSUPPORTED: c++98, c++03
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// <memory>
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// template <class T>
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// pair<T*, ptrdiff_t>
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// get_temporary_buffer(ptrdiff_t n);
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//
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// template <class T>
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// void
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// return_temporary_buffer(T* p);
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#include <memory>
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#include <cassert>
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struct alignas(32) A {
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int field;
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};
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int main()
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{
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std::pair<A*, std::ptrdiff_t> ip = std::get_temporary_buffer<A>(5);
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assert(!(ip.first == nullptr) ^ (ip.second == 0));
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assert(reinterpret_cast<uintptr_t>(ip.first) % alignof(A) == 0);
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std::return_temporary_buffer(ip.first);
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}
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