Add runtime check for modulo by zero

Author: LT2H

source/to_cpp1.h

@@ -4109,6 +4109,8 @@ class cppfront
                         && (
                             x.op->type() == lexeme::Slash
                             || x.op->type() == lexeme::SlashEq
+                            || x.op->type() == lexeme::Modulo
+                            || x.op->type() == lexeme::ModuloEq
                             )
                         )
                     {