question: f0 - > integerliteral | trueliteral | falseliteral | varref | thisexpression | arrayallocationexpression | allocationexpression | notexpression | bracketexpression concode_field_sep PlaceHolder placeHolder concode_field_sep placeholderType placeHolder
target: void function ( PrimaryExpression arg0 ) { arg0 . f0 . accept ( this ) ; }