This tests catching of divide by 0 in calc() at parse time
100px / 0 =>
100px / (0) =>
100px / (2 - 2) =>
100px / (2 - (-62 + 64)) =>
100px * (1 / 0) =>
100px * (1 / (0)) =>
100px * (1 / (2 - 2)) =>
100px * (1 / (2 - (-62 + 64))) =>