r239480 - in /trunk/libstdc++-v3: ChangeLog inc...

[ville@gcc.gnu.org]

Author: ville
Date: Mon Aug 15 12:46:47 2016
New Revision: 239480

URL: https://gcc.gnu.org/viewcvs?rev=239480&root=gcc&view=rev
Log:
	Add a feature macro for C++17 make_from_tuple.
	* include/std/tuple (__cpp_lib_make_from_tuple): New.
	* testsuite/20_util/tuple/make_from_tuple/1.cc: Adjust.

Modified:
    trunk/libstdc++-v3/ChangeLog
    trunk/libstdc++-v3/include/std/tuple
    trunk/libstdc++-v3/testsuite/20_util/tuple/make_from_tuple/1.cc