r253959 - in /trunk/libstdc++-v3: ChangeLog inc...

[redi@gcc.gnu.org]

Author: redi
Date: Fri Oct 20 21:05:11 2017
New Revision: 253959

URL: https://gcc.gnu.org/viewcvs?rev=253959&root=gcc&view=rev
Log:
Update value of __cpp_lib_chrono feature-test macro

	* include/std/chrono (__cpp_lib_chrono): Update macro value to
	indicate support for P0505R0.
	* testsuite/20_util/duration/arithmetic/constexpr_c++17.cc: Check
	for updated macro.

Modified:
    trunk/libstdc++-v3/ChangeLog
    trunk/libstdc++-v3/include/std/chrono
    trunk/libstdc++-v3/testsuite/20_util/duration/arithmetic/constexpr_c++17.cc