1for (int c1 = 2; c1 <= n; c1 += 1)
2 s0(c1);
3for (int c1 = 1; c1 < n; c1 += 1) {
4 for (int c3 = c1 + 1; c3 <= n; c3 += 1)
5 s1(c3, c1);
6 s2(c1 + 1);
7}
8

source code of polly/lib/External/isl/test_inputs/codegen/omega/chosol-1.c