length

length 
      ::= unsigned_integer 

This rule is called by

-> ada_qualified_type_spec
-> ada_unqualified_type_spec
-> bit_string_type
-> char_string_type
-> cobol_bit_type
-> cobol_char_type
-> cobol_nines
-> c_array_spec
-> fortran_type_spec
-> mumps_length_spec
-> national_char_string_type
-> pascal_type_spec
-> pl1_type_spec