iverilog/ivtest/gold/pr2785294.gold

                   0 BS = 0, PS = 0, AR = 0
                   2 BS = 1, PS = 0, AR = 0
                  10 BS = 1, PS = 1, AR = 0
                  11 BS = 1, PS = 3, AR = 0
                  18 BS = 1, PS = 3, AR = 1