This is the mail archive of the
gcc-patches@gcc.gnu.org
mailing list for the GCC project.
[patch] Define Feature-test macro for std::bool_constant
- From: Jonathan Wakely <jwakely at redhat dot com>
- To: libstdc++ at gcc dot gnu dot org, gcc-patches at gcc dot gnu dot org
- Date: Wed, 21 Oct 2015 22:20:20 +0100
- Subject: [patch] Define Feature-test macro for std::bool_constant
- Authentication-results: sourceware.org; auth=none
The latest feature-testing document defines the
__cpp_lib_bool_constant macro, so this uncomments the placeholder I
left in <type_traits>.
Tested powerpc64le-linux, committed to trunk.
commit 00ce7154a868daa8195d5bbc0b04370edf3e0de8
Author: Jonathan Wakely <jwakely@redhat.com>
Date: Wed Oct 21 07:34:28 2015 +0100
* include/std/type_traits (__cpp_lib_bool_constant): Define.
diff --git a/libstdc++-v3/include/std/type_traits b/libstdc++-v3/include/std/type_traits
index 55ca916..e291047 100644
--- a/libstdc++-v3/include/std/type_traits
+++ b/libstdc++-v3/include/std/type_traits
@@ -93,7 +93,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
using __bool_constant = integral_constant<bool, __v>;
#if __cplusplus > 201402L
-// TODO: #define __cpp_lib_bool_constant 201505
+# define __cpp_lib_bool_constant 201505
template<bool __v>
using bool_constant = integral_constant<bool, __v>;
#endif