* tree-vrp.c (vrp_meet): Intersect the equivalency sets when
        meeting a VR_ANTI_RANGE with a VR_RANGE.  When intersecting
        equivalency sets, correctly handle the case were vr0 has an
        equivalency set, but vr1 does not.

        * gcc.c-torture/execute/pr22630.c: New test.

From-SVN: r102432