ON ERROR
x= ; &&  test
 'ciao'

* bug 1 :

* ok
*x= ;
 'ciao'

* 'ciao' is within a line comment, but editor don't show it correctly

*x= ; &&  test
 'ciao'
 
* bug 2 : the second ; is within a inline comment, but the compiler fire a error

x= ; &&  test * ;
 'ciao'

* workaround : reset the parser stack with a comment tag
x= ; &&  test ; ;;;;;;;;;; &&
 'ciao'
x= ; &&  test ; ;;;;;;;;;; *
 'ciao'