* doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
	doc/gcc.texi, doc/gcov.texi, doc/install.texi, doc/invoke.texi,
	doc/md.texi, doc/rtl.texi, doc/tm.texi: Be more consistent about
	the use of "GCC" and related terms.
	* doc/gcc.1, doc/gcov.1: Regenerate.

From-SVN: r43547