193    CHECK( 0 == VG_ROUNDDN(0, 1) );  in test_VG_ROUND_et_al()
194    CHECK( 1 == VG_ROUNDDN(1, 1) );  in test_VG_ROUND_et_al()
195    CHECK( 2 == VG_ROUNDDN(2, 1) );  in test_VG_ROUND_et_al()
196    CHECK( 3 == VG_ROUNDDN(3, 1) );  in test_VG_ROUND_et_al()
197    CHECK( 4 == VG_ROUNDDN(4, 1) );  in test_VG_ROUND_et_al()
198    CHECK( 5 == VG_ROUNDDN(5, 1) );  in test_VG_ROUND_et_al()
199    CHECK( 6 == VG_ROUNDDN(6, 1) );  in test_VG_ROUND_et_al()
200    CHECK( 7 == VG_ROUNDDN(7, 1) );  in test_VG_ROUND_et_al()
211    CHECK( 0 == VG_ROUNDDN(0, 2) );  in test_VG_ROUND_et_al()
212    CHECK( 0 == VG_ROUNDDN(1, 2) );  in test_VG_ROUND_et_al()
213    CHECK( 2 == VG_ROUNDDN(2, 2) );  in test_VG_ROUND_et_al()
214    CHECK( 2 == VG_ROUNDDN(3, 2) );  in test_VG_ROUND_et_al()
215    CHECK( 4 == VG_ROUNDDN(4, 2) );  in test_VG_ROUND_et_al()
216    CHECK( 4 == VG_ROUNDDN(5, 2) );  in test_VG_ROUND_et_al()
217    CHECK( 6 == VG_ROUNDDN(6, 2) );  in test_VG_ROUND_et_al()
218    CHECK( 6 == VG_ROUNDDN(7, 2) );  in test_VG_ROUND_et_al()
229    CHECK( 0 == VG_ROUNDDN(0, 4) );  in test_VG_ROUND_et_al()
230    CHECK( 0 == VG_ROUNDDN(1, 4) );  in test_VG_ROUND_et_al()
231    CHECK( 0 == VG_ROUNDDN(2, 4) );  in test_VG_ROUND_et_al()
232    CHECK( 0 == VG_ROUNDDN(3, 4) );  in test_VG_ROUND_et_al()
233    CHECK( 4 == VG_ROUNDDN(4, 4) );  in test_VG_ROUND_et_al()
234    CHECK( 4 == VG_ROUNDDN(5, 4) );  in test_VG_ROUND_et_al()
235    CHECK( 4 == VG_ROUNDDN(6, 4) );  in test_VG_ROUND_et_al()
236    CHECK( 4 == VG_ROUNDDN(7, 4) );  in test_VG_ROUND_et_al()
247    CHECK( 0 == VG_ROUNDDN(0, 8) );  in test_VG_ROUND_et_al()
248    CHECK( 0 == VG_ROUNDDN(1, 8) );  in test_VG_ROUND_et_al()
249    CHECK( 0 == VG_ROUNDDN(2, 8) );  in test_VG_ROUND_et_al()
250    CHECK( 0 == VG_ROUNDDN(3, 8) );  in test_VG_ROUND_et_al()
251    CHECK( 0 == VG_ROUNDDN(4, 8) );  in test_VG_ROUND_et_al()
252    CHECK( 0 == VG_ROUNDDN(5, 8) );  in test_VG_ROUND_et_al()
253    CHECK( 0 == VG_ROUNDDN(6, 8) );  in test_VG_ROUND_et_al()
254    CHECK( 0 == VG_ROUNDDN(7, 8) );  in test_VG_ROUND_et_al()