2008-01-16  Richard Guenther  <rguenther@suse.de>

	PR c/34768
	* c-typeck.c (common_pointer_type): Do not merge inconsistent
	type qualifiers for function types.

	* gcc.c-torture/execute/pr34768-1.c: New testcase.
	* gcc.c-torture/execute/pr34768-2.c: Likewise.

From-SVN: r131568