PR libstdc++/86008 add std::quoted support for string_view
PR libstdc++/86008
* include/bits/quoted_string.h (_Quoted_string<basic_string_view, C>):
Define new partial specialization.
* include/std/iomanip (quoted(basic_string_view<C,T>, C, C)): Define
new overload.
(operator<<(basic_ostream<C,T>&, const _Quoted_string<S,C>&)): Use
value not reference for iteration.
* testsuite/27_io/manipulators/standard/char/quoted.cc: Adjust
comment.
* testsuite/27_io/manipulators/standard/char/quoted_sv.cc: New test.
* testsuite/27_io/manipulators/standard/wchar_t/quoted.cc: Adjust
comment.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-8-branch@261228 138bc75d-0d04-0410-961f-82ee72b054a4