r242416 - in /trunk/libstdc++-v3: ChangeLog doc...

[redi@gcc.gnu.org]

Author: redi
Date: Tue Nov 15 14:33:20 2016
New Revision: 242416

URL: https://gcc.gnu.org/viewcvs?rev=242416&root=gcc&view=rev
Log:
Add std::string constructor for substring of string_view (LWG 2742)

	* doc/xml/manual/intro.xml: Document LWG 2742 status.
	* doc/html/*: Regenerate.
	* include/bits/basic_string.h
	(basic_string(const T&, size_type, size_type, const Allocator&)): Add
	constructor for substring of basic_string_view, as per LWG 2742 but
	with additional constraint to fix ambiguity.
	* testsuite/21_strings/basic_string/cons/char/9.cc: New test.
	* testsuite/21_strings/basic_string/cons/wchar_t/9.cc: New test.

Added:
    trunk/libstdc++-v3/testsuite/21_strings/basic_string/cons/char/9.cc
    trunk/libstdc++-v3/testsuite/21_strings/basic_string/cons/wchar_t/9.cc
Modified:
    trunk/libstdc++-v3/ChangeLog
    trunk/libstdc++-v3/doc/html/manual/bugs.html
    trunk/libstdc++-v3/doc/xml/manual/intro.xml
    trunk/libstdc++-v3/include/bits/basic_string.h