2001-03-24 Phil Edwards <pme@sources.redhat.com>

	* docs/html/19_diagnostics/howto.html:  HTML fixup.  Describe
	concept-checking code and current status of same.
	* docs/html/ext/howto.html:  Ditto.
	* docs/html/faq/index.html:  Ditto.
	* docs/html/faq/index.txt:  Regenerated.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@40821 138bc75d-0d04-0410-961f-82ee72b054a4