2007-01-25  Richard Guenther  <rguenther@suse.de>

	* doc/invoke.texi (-Wcoverage-mismatch): Document.
	* common.opt (-Wcoverage-mismatch): New warning option.
	* coverage.c (get_coverage_counts): Ignore coverage mismatch
	if -Wcoverage-mismatch is given.

	* gcc.dg/tree-prof/tree-prof.exp: Define _PROFILE_GENERATE
	and _PROFILE_USE.
	* gcc.dg/tree-prof/wcoverage-mismatch.c: New testcase.

From-SVN: r121169