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// -*- C++ -*-
//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// UNSUPPORTED: c++98, c++03, c++11
// <experimental/coroutine>
// template <class Promise = void>
// struct coroutine_handle;
// static coroutine_handle from_address(void*) noexcept
#include <experimental/coroutine>
#include <type_traits>
#include <cassert>
namespace coro = std::experimental;
template <class C>
void do_test() {
{
C c = C::from_address(nullptr);
static_assert(noexcept(C::from_address(nullptr)), "");
// FIXME: Should the return type not be 'C'?
static_assert(std::is_same<decltype(C::from_address(nullptr)), C>::value, "");
assert(c.address() == nullptr);
}
{
char dummy = 42;
C c = C::from_address((void*)&dummy);
assert(c.address() == &dummy);
}
}
int main()
{
do_test<coro::coroutine_handle<>>();
do_test<coro::coroutine_handle<int>>();
}
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