PR libstdc++/60958
	* include/tr1/regex (regex_traits::isctype): Comment out broken code.
	* testsuite/util/testsuite_regex.h (regex_match_debug): Improve
	comment.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@209807 138bc75d-0d04-0410-961f-82ee72b054a4