* testsuite/libstdc++-prettyprinters/cxx11.cc (struct datum):
	New.
	(global): New global.
	(main): Add test for unique_ptr.
	* python/libstdcxx/v6/printers.py
	(UniquePointerPrinter.to_string): Extract the pointer and also
	print its type.

From-SVN: r190417