Cross Reference: /src/bin/ed/test/g4.t

      1  1.1  alm g/./s/./x/\
      2  1.1  alm u\
      3  1.1  alm s/./y/\
      4  1.1  alm u\
      5  1.1  alm s/./z/\
      6  1.1  alm u
      7  1.1  alm u
      8  1.1  alm 0a
      9  1.1  alm hello
     10  1.1  alm .
     11  1.1  alm $a
     12  1.1  alm world
     13  1.1  alm .
     14