(FUNCTION_VALUE): Use POINTER_TYPE_P rather than checking the type against...

(FUNCTION_VALUE): Use POINTER_TYPE_P rather than checking the type against POINTER_TYPE (to include references).

(FUNCTION_VALUE): Use
        POINTER_TYPE_P rather than checking the type against POINTER_TYPE
        (to include references).
 Don't define __PTR_TO_INT and
        __INT_TO_PTR.

From-SVN: r8453