All four matches so far have been 1:1, meaning lots will be drawn to decide the qualifiers if Wednesday's matches are identical draws.
Max Gradel struck late to earn Ivory Coast a draw with Mali and keep alive their hopes of reaching the Africa Cup of Nations quarter-finals.
Gyan scores late winner on return from malaria
Senegal took top spot in Africa Cup of Nations Group C after coming from behind to hold South Africa.
Cape Verde and DR Congo play out draw.
Tunisia come back to beat wasteful Zambia.
Burkina Faso held by hosts in stalemate
Congo win first Nations Cup match since 1974.
Quarter-Finals
Match 100
Day 32
Argentina vs Switzerland 3:1
Goals Argentina
A. Mac Allister (10')
J. Alvarez (112' ET)
Lautaro Martínez (120'+1)
Assists Argentina
L. Messi (10'), J. López (112' ET)
Goal Switzerland
D. Ndoye (67')
B. Embolo (72')
Assist Switzerland
R. Rodríguez (67')
Argentina
Switzerland