What will happen if Afghanistan vs Bangladesh match is washed out

With the race for the final T20 World Cup semi-final spot in Group 1 going down to the wire, all eyes are on the last Super 8 stage match of the tournament between Afghanistan and Bangladesh scheduled for Tuesday at the Arnos Vale Ground, Kingstown in Saint Vincent. After India beat Australia by 24 runs in St Lucia on Monday to seal the semis spot, the Afghanistan-Bangladesh encounter becomes a virtual quarter-final for the Afghans as they need to beat Bangla Tigers to set up semis with Group 2 toppers South Africa.