2002-04-26  Paolo Carlini  <pcarlini@unitus.it>

	* include/bits/basic_string.h (replace(__pos, __n1, __s, __n2):
	Fix and tighten __throw_length_error check.
	* testsuite/21_strings/replace.cc (test05): New.
	* testsuite/21_strings/replace.cc (test02, test03, test04): Tweak.

From-SVN: r52797