20 Feb
2013
20 Feb
'13
6:30 a.m.
* Tillmann Rendel
One way to fix this problem is to refactor the grammar in order to avoid left recursion. So let's distinguish "expressions that can start with expressions" and "expressions that cannot start with expressions":
[...]
PS. Try adding multiplication to your grammar. You will need a similar trick to get the priorities right.
And then try adding subtraction ;-) Roman