linux-packaging-mono/external/llvm-project/polly/lib/External/isl/test_inputs/convex6.polylib

3 4
1   1    1   -2
1  -1    1    2
1   0   -1    2

3 4
1   0    1   -1
1   1   -1    1
1  -1   -1    5

6 4
1  -1    0    4
1   1    0    0
1   1    2   -2
1  -1    2    2
1   1   -2    4
1  -1   -2    8
 4
 1    1   -2
 -1    1    2
 0   -1    2
 4
 0    1   -1
 1   -1    1
 -1   -1    5
 4
 -1    0    4
 1    0    0
 1    2   -2
 -1    2    2
 1   -2    4
 -1   -2    8