r256701 - in /trunk/libstdc++-v3: ChangeLog inc...

[redi@gcc.gnu.org]

Author: redi
Date: Mon Jan 15 15:02:01 2018
New Revision: 256701

URL: https://gcc.gnu.org/viewcvs?rev=256701&root=gcc&view=rev
Log:
PR libstdc++/83830 Define std::has_unique_object_representations_v

	PR libstdc++/83830
	* include/std/type_traits (has_unique_object_representations_v): Add
	variable template.
	* testsuite/20_util/has_unique_object_representations/value.cc: Check
	variable template.

Modified:
    trunk/libstdc++-v3/ChangeLog
    trunk/libstdc++-v3/include/std/type_traits
    trunk/libstdc++-v3/testsuite/20_util/has_unique_object_representations/value.cc