iscc.c: avoid use of isl_token internals

[barvinok.git] / tests / empty2

D 1
12 9
   1    1    0    1    0   -2    0    0    0 
   1    1    0   -1    0    0    0    0   -1 
   1    1    0    0   -2    0    0    0    0 
   1   -1    2    0    0    0    0    0   -1 
   1   -1    0   -1    0    2    0    0    1 
   1   -1    0    0    2    0    0    0    1 
   1   -1    0    0    1    1    0    0    0 
   1    1    0    0    0    0   -2    0    0 
   1   -1    0    0    0    0    2    0    1 
   1    1    0    1    0    0    0   -2    0 
   1   -1    0   -1    0    0    0    2    1 
   0    2    0    0    0    0   -2   -2   -2 
F 0
0