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coroutines, libstdc++-v3: Update to n4861 C++20 DIS. 

Update the inline namespace to __n4861.
Add '__cpp_lib_coroutine' defined to 201902L per n4861.

libstdc++-v3/ChangeLog:

2020-04-23  Iain Sandoe  <iain@sandoe.co.uk>

	* include/std/coroutine: Update the inline namespace to __n4861.
	Add the __cpp_lib_coroutine define, set to 201902L.
	* include/std/version: Add __cpp_lib_coroutine, set to 201902L.

gcc/testsuite/ChangeLog:

2020-04-23  Iain Sandoe  <iain@sandoe.co.uk>

	* g++.dg/coroutines/coro-bad-alloc-00-bad-op-new.C: Adjust for
	changed inline namespace.
	* g++.dg/coroutines/coro-bad-alloc-01-bad-op-del.C: Likewise.
	* g++.dg/coroutines/coro-bad-alloc-02-no-op-new-nt.C: Likewise
	* g++.dg/coroutines/coro.h: Likewise
This commit is contained in:
Iain Sandoe 2020-04-23 15:36:29 +01:00
parent f7e4641afb
commit dcf69ac544
8 changed files with 28 additions and 8 deletions
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8
gcc/testsuite/ChangeLog
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@ -1,3 +1,11 @@
2020-04-23 Iain Sandoe <iain@sandoe.co.uk>
* g++.dg/coroutines/coro-bad-alloc-00-bad-op-new.C: Adjust for
changed inline namespace.
* g++.dg/coroutines/coro-bad-alloc-01-bad-op-del.C: Likewise.
* g++.dg/coroutines/coro-bad-alloc-02-no-op-new-nt.C: Likewise
* g++.dg/coroutines/coro.h: Likewise
2020-04-23 Szabolcs Nagy <szabolcs.nagy@arm.com>
PR target/94697

2
gcc/testsuite/g++.dg/coroutines/coro-bad-alloc-00-bad-op-new.C
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@ -6,7 +6,7 @@
#include "coro1-allocators.h"
struct coro1
f () /* { dg-error {'operator new' is provided by 'std::__n4835::coroutine_traits<coro1>::promise_type' \{aka 'coro1::promise_type'\} but is not usable with the function signature 'coro1 f\(\)'} } */
f () /* { dg-error {'operator new' is provided by 'std::__n4861::coroutine_traits<coro1>::promise_type' \{aka 'coro1::promise_type'\} but is not usable with the function signature 'coro1 f\(\)'} } */
{
co_return;
}

2
gcc/testsuite/g++.dg/coroutines/coro-bad-alloc-01-bad-op-del.C
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@ -6,7 +6,7 @@
#include "coro1-allocators.h"
struct coro1
f () /* { dg-error {'operator delete' is provided by 'std::__n4835::coroutine_traits<coro1>::promise_type' \{aka 'coro1::promise_type'\} but is not usable with the function signature 'coro1 f\(\)'} } */
f () /* { dg-error {'operator delete' is provided by 'std::__n4861::coroutine_traits<coro1>::promise_type' \{aka 'coro1::promise_type'\} but is not usable with the function signature 'coro1 f\(\)'} } */
{
co_return;
}

2
gcc/testsuite/g++.dg/coroutines/coro-bad-alloc-02-no-op-new-nt.C
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@ -9,7 +9,7 @@
#include "coro1-allocators.h"
struct coro1
f () /* { dg-error {'coro1::promise_type::get_return_object_on_allocation_failure\(\)\(\)' is provided by 'std::__n4835::coroutine_traits<coro1>::promise_type' \{aka 'coro1::promise_type'\} but 'operator new' is not marked 'throw\(\)' or 'noexcept'} } */
f () /* { dg-error {'coro1::promise_type::get_return_object_on_allocation_failure\(\)\(\)' is provided by 'std::__n4861::coroutine_traits<coro1>::promise_type' \{aka 'coro1::promise_type'\} but 'operator new' is not marked 'throw\(\)' or 'noexcept'} } */
{
co_return;
}

4
gcc/testsuite/g++.dg/coroutines/coro.h
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@ -32,7 +32,7 @@ namespace coro = std::experimental;
# if __cpp_impl_coroutine
namespace std {
inline namespace __n4835 {
inline namespace __n4861 {
// 21.11.1 coroutine traits
template<typename _R, typename...> struct coroutine_traits {
@ -125,7 +125,7 @@ struct suspend_never {
void await_resume() {}
};
} // namespace __n4835
} // namespace __n4861
} // namespace std
namespace coro = std;

6
libstdc++-v3/ChangeLog
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@ -1,3 +1,9 @@
2020-04-23 Iain Sandoe <iain@sandoe.co.uk>
* include/std/coroutine: Update the inline namespace to __n4861.
Add the __cpp_lib_coroutine define, set to 201902L.
* include/std/version: Add __cpp_lib_coroutine, set to 201902L.
2020-04-22 Jonathan Wakely <jwakely@redhat.com>
* include/std/execution (__cpp_lib_execution): Define to indicate

9
libstdc++-v3/include/std/coroutine
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@ -52,10 +52,13 @@
namespace std _GLIBCXX_VISIBILITY (default)
{
_GLIBCXX_BEGIN_NAMESPACE_VERSION
_GLIBCXX_BEGIN_NAMESPACE_VERSION
#if __cpp_impl_coroutine
inline namespace __n4835 {
#define __cpp_lib_coroutine 201902L
inline namespace __n4861 {
// 17.12.2 coroutine traits
/// [coroutine.traits]
@ -277,7 +280,7 @@ namespace std _GLIBCXX_VISIBILITY (default)
void await_resume() {}
};
} // namespace __n4835
} // namespace __n4861
#else
#error "the coroutine header requires -fcoroutines"

3
libstdc++-v3/include/std/version
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@ -69,6 +69,9 @@
#if __cplusplus >= 201402L
// c++14
#if __cpp_impl_coroutine
# define __cpp_lib_coroutine 201902L
#endif
#define __cpp_lib_integral_constant_callable 201304
#define __cpp_lib_is_final 201402L
#define __cpp_lib_transformation_trait_aliases 201304