2005-01-17  Paolo Carlini  <pcarlini@suse.de>

	PR libstdc++/19433
	* include/bits/stl_tree.h (_Rb_tree<>::insert_unique(iterator,
	const _Val&), _Rb_tree<>::insert_equal(iterator, const _Val&)):
	Obtain amortized constant complexity if t is inserted right after
	p - not before p - as per Table 69.
	* testsuite/performance/23_containers/set_insert_from_sorted.cc: New.

	* testsuite/23_containers/multiset/insert/2.cc: New.
	* testsuite/23_containers/set/insert/1.cc: Likewise.

	* testsuite/performance/23_containers/set_create_from_sorted.cc:
	Simplify.

	* include/bits/stl_tree.h: Add a few missing std:: qualifications.

From-SVN: r93761