[type]
Parser

[grammar]
grammar T;
a : 'a' ('b'|'z'{<Pass()>})* 'c' ;

[start]
a

[input]
abaaababc

[errors]
line 1:2 extraneous input 'a' expecting {'b', 'z', 'c'}
line 1:6 extraneous input 'a' expecting {'b', 'z', 'c'}

