basic_string.h (replace(i1, i2, _CharT* k1, _CharT* k2), [...]): New specializations to optimize for the common cases of pointers and iterators.

2002-04-02  Paolo Carlini  <pcarlini@unitus.it>
	    Nathan Myers  <ncm@cantrip.org>
            Philip Martin  <philip@codematters.co.uk>

	* include/bits/basic_string.h
	(replace(i1, i2, _CharT* k1, _CharT* k2),
	replace(i2, i2, const _CharT* k1, const _CharT* k2),
	replace(i1, i2, iterator k1, iterator k2,
	replace(i1, i2, const_iterator k1, const_iterator k2):
	New specializations to optimize for the common cases of
	pointers and iterators.
	(replace(pos, n1, s, n2)): Tweak.
	* include/bits/basic_string.tcc: Tweak comments.
	* testsuite/21_strings/replace.cc (test04): New tests.

Co-Authored-By: Nathan Myers <ncm@cantrip.org>
Co-Authored-By: Philip Martin <philip@codematters.co.uk>

From-SVN: r51746