darwin-c.c (framework_construct_pathname): We must find all headers of a framework in the first instance of it found in...

        * config/darwin-c.c (framework_construct_pathname): We must
        find all headers of a framework in the first instance of it
        found in the seach path.

        * gcc.dg/Foundation.framework/empty: New.
        * gcc.dg/framework-2.c: New.

From-SVN: r98162