* Makefile.in (LANGUAGES): Add gcov.
	(OBJS): Add profile.o.
	(STAGESTUFF): Add gcov.
	(profile.o, gcov.o, gcov): Add rules to build them.
	(cpp.info, gcc.info, gcc.dvi): Add gcov.texi.
	(install-common): Install gcov.

From-SVN: r13810