* src/condition_variable.cc (condition_variable,

	* src/condition_variable.cc (condition_variable,
	condition_variable_any constructors): Mark throw()
	* src/hash.cc (operator() for long double, string, and wstring): Mark
	throw ().
	* src/strstream.cc (strstreambuf constructors, freeze, str, pcount,
	_M_setup, rdbuf, str): Mark throw ().
	* src/chrono.cc (new): Mark throw ().
	* include/std/system_error (system_category, generic_category): Mark
	throw () and const.
	* include/std/chrono (now): Mark throw ().
	* include/std/condition_variable (condition_variable,
	~condition_variable, condition_variable_any,
	~condition_variable_any): Mark throw ().
	* include/std/mutex (mutex): Mark throw ().
	* include/bits/stl_list.h (swap, transfer, reverse, hook, unhook): Mark
	throw.
	* include/bits/functional_hash.h (operator()  on size_t): Mark pure and throw ().
	* include/bits/locale_facets.tcc (__verify_grouping): Mark pure.
	* include/bits/locale_classes.h (_S_initialize_once,
	_S_clone_c_locale): Mark throw ().
	(_S_get_c_name): Mark const and throw ().
	(_M_id, _M_compare, _M_transform, _M_compare, _M_transform): Mark throw ().
	* include/bits/locale_facets.h (__convert_to_v explicit instances):
	Mark throw ().
	(_M_convert_to_wmask, _M_initialize_ctype, _S_format_float): Mark throw ().
	* include/bits/ios_base.h (_M_dispose_callbacks, _M_init, imbue,
	ios_base): Mark throw ()
	* include/bits/locale_facets_nonio.h (_M_put): Mark throw.
	* include/backward/strstream (strstreambuf constructors): Mark throw ().
	(str, freeze, _M_setupf): Mark throw ().
	(pcount): Mark pure and throw ().
	(rdbuf): Mark const and throw ().

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@146328 138bc75d-0d04-0410-961f-82ee72b054a4