tests/regex/datafiles/implementation_choices.dat

   1 BE      \n              n               (0,1)
   2 BE      [               [               EBRACK
   3 BE      [[=e=]-z]       x               ERANGE
   4 BE      a**             a               BADRPT
   5 E       a*+             a               BADRPT
   6 E       a+*             a               BADRPT
   7 E       a*?             a               BADRPT
   8 E       a?*             a               BADRPT
   9 B       *a              *a              (0,2)
  10 E       *a              a               BADRPT
  11 B       \(*a\)          *a              (0,2)(0,2)
  12 E       (*a)            a               BADRPT
  13 B       ^*              *               (0,1)
  14 E       ^*              a               BADRPT
  15 E       a|*             a               BADRPT
  16 E       a|              a               EMPTY
  17 E       |a              a               EMPTY
  18 E       a||b            a               EMPTY
  19 B       a\{3\}          aaa             (0,3)
  20 B       a\{x            a{x             BADBR
  21 B       a\{x\}          a{x             BADBR
  22 E       a{x             a{x             (0,3)
  23 B       a\($\)          a               (0,1)(1,1)
  24 B       a\($\)          a$              NOMATCH
  25 B       a\($b\)         a$b             (0,3)(1,3)
  26 E       a($)            a               (0,1)(1,1)
  27 E       a($)            a$              NOMATCH
  28 E       a($b)           a$b             NOMATCH