r205213 - in /trunk/libstdc++-v3: ChangeLog inc...

[emsr@gcc.gnu.org]

Author: emsr
Date: Thu Nov 21 12:30:37 2013
New Revision: 205213

URL: http://gcc.gnu.org/viewcvs?rev=205213&root=gcc&view=rev
Log:
2013-11-21  Edward Smith-Rowland  <3dw4rd@verizon.net>

	* include/experimental/string_view: Rep empty string with unit-length
	static constexpr string. Uncomment _GLIBCXX_VISIBILITY. Enforce
	invariant of no nullptr string pointer.
	* include/experimental/string_view.tcc: Ditto.
	* testsuite/experimental/string_view/cons/char/1.cc: data() for empty
	string_view is no longer nullptr.
	* testsuite/experimental/string_view/cons/wchar_t/1.cc: Ditto.
	* testsuite/experimental/string_view/operations/data/char/1.cc: Ditto.
	* testsuite/experimental/string_view/operations/data/wchar_t/1.cc:
	Ditto.

Modified:
    trunk/libstdc++-v3/ChangeLog
    trunk/libstdc++-v3/include/experimental/string_view
    trunk/libstdc++-v3/include/experimental/string_view.tcc
    trunk/libstdc++-v3/testsuite/experimental/string_view/cons/char/1.cc
    trunk/libstdc++-v3/testsuite/experimental/string_view/cons/wchar_t/1.cc
    trunk/libstdc++-v3/testsuite/experimental/string_view/operations/data/char/1.cc
    trunk/libstdc++-v3/testsuite/experimental/string_view/operations/data/wchar_t/1.cc