diff options
Diffstat (limited to 'test/std/experimental/language.support/support.coroutines/coroutine.handle/coroutine.handle.export/from_address.pass.cpp')
-rw-r--r-- | test/std/experimental/language.support/support.coroutines/coroutine.handle/coroutine.handle.export/from_address.pass.cpp | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/test/std/experimental/language.support/support.coroutines/coroutine.handle/coroutine.handle.export/from_address.pass.cpp b/test/std/experimental/language.support/support.coroutines/coroutine.handle/coroutine.handle.export/from_address.pass.cpp new file mode 100644 index 000000000000..636d5da4ec6c --- /dev/null +++ b/test/std/experimental/language.support/support.coroutines/coroutine.handle/coroutine.handle.export/from_address.pass.cpp @@ -0,0 +1,46 @@ +// -*- 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>>(); +} |