================================================================================
Measurement in every form, reset and barrier
================================================================================

c = measure q;
c[0] = measure q[0];
bit b = measure q[1];
measure q[0] -> c[0];
measure q -> c;
measure q;
reset q[0];
barrier q;
barrier;

--------------------------------------------------------------------------------

(source_file
  (assignment_statement
    (indexed_identifier
      (identifier))
    (measure_expression
      (indexed_identifier
        (identifier))))
  (assignment_statement
    (indexed_identifier
      (identifier)
      (index
        (integer_literal)))
    (measure_expression
      (indexed_identifier
        (identifier)
        (index
          (integer_literal)))))
  (classical_declaration
    (scalar_type)
    (identifier)
    (measure_expression
      (indexed_identifier
        (identifier)
        (index
          (integer_literal)))))
  (measure_statement
    (measure_expression
      (indexed_identifier
        (identifier)
        (index
          (integer_literal))))
    (indexed_identifier
      (identifier)
      (index
        (integer_literal))))
  (measure_statement
    (measure_expression
      (indexed_identifier
        (identifier)))
    (indexed_identifier
      (identifier)))
  (measure_statement
    (measure_expression
      (indexed_identifier
        (identifier))))
  (reset_statement
    (indexed_identifier
      (identifier)
      (index
        (integer_literal))))
  (barrier_statement
    (operand_list
      (indexed_identifier
        (identifier))))
  (barrier_statement))