[PATCH v2 2/2] libstdc++: use new built-in trait __is_unsigned

This patch lets libstdc++ use new built-in trait __is_unsigned. libstdc++-v3/ChangeLog: * include/std/type_traits (is_unsigned): Use __is_unsigned built-in trait. --- libstdc++-v3/include/std/type_traits | 7 +++ 1 file changed, 7 insertions(+) diff --git a/libstdc++-v3/incl

[PATCH v2 2/2] libstdc++: use new built-in trait __is_unsigned

This patch lets libstdc++ use new built-in trait __is_unsigned. libstdc++-v3/ChangeLog: * include/std/type_traits (is_unsigned): Use __is_unsigned built-in trait. --- libstdc++-v3/include/std/type_traits | 7 +++ 1 file changed, 7 insertions(+) diff --git a/libstdc++-v3/incl