libstdc++-v3/
	* testsuite/20_util/system_clock/1.cc: Add dg-require-time.
	* testsuite/22_locale/time_put/put/wchar_t/12439_1.cc: Likewise.
	* testsuite/22_locale/time_put/put/wchar_t/12439_2.cc: Likewise.
	* testsuite/22_locale/time_put/put/wchar_t/12439_3.cc: Likewise.
	* testsuite/27_io/basic_istream/readsome/wchar_t/6746-2.cc: Add
	dg-require-fileio.
	* testsuite/27_io/basic_istream/seekg/wchar_t/fstream.cc: Likewise.
	* testsuite/27_io/basic_istream/tellg/wchar_t/1.cc: Likewise.
	* testsuite/27_io/basic_istream/tellg/wchar_t/fstream.cc: Likewise.
	* testsuite/27_io/basic_ostream/seekp/wchar_t/2346-fstream.cc:
	Likewise.
	* testsuite/27_io/basic_ostream/tellp/wchar_t/1.cc: Likewise.

From-SVN: r183531