[committed] libstdc++: Add feature test macro for <experimental/scope>
Commit Message
I forgot to add this macro to the new header.
Tested x86_64-linux, pushed to trunk.
-- >8 --
libstdc++-v3/ChangeLog:
* include/experimental/scope (__cpp_lib_experimental_scope):
Define.
* testsuite/experimental/scopeguard/uniqueres.cc: Check macro.
---
libstdc++-v3/include/experimental/scope | 2 ++
libstdc++-v3/testsuite/experimental/scopeguard/uniqueres.cc | 6 ++++++
2 files changed, 8 insertions(+)
@@ -43,6 +43,8 @@ namespace std _GLIBCXX_VISIBILITY(default)
_GLIBCXX_BEGIN_NAMESPACE_VERSION
namespace experimental::inline fundamentals_v3
{
+#define __cpp_lib_experimental_scope 201902
+
template<typename _Tp, typename _Up>
concept __not_same_as = !same_as<_Tp, _Up>;
@@ -4,6 +4,12 @@
#include <experimental/scope>
#include <testsuite_hooks.h>
+#ifndef __cpp_lib_experimental_scope
+# error Feature-test macro is not defined.
+#elif __cpp_lib_experimental_scope < 201902
+# error Feature-test macro has bad value.
+#endif
+
using std::experimental::unique_resource;
void