1for (int c0 = 3; c0 <= 26; c0 += 3)
2 S2(c0, c0 / 3);
3S1(27);
4S2(27, 9);
5for (int c0 = 30; c0 <= 100; c0 += 3)
6 S2(c0, c0 / 3);
7

source code of polly/lib/External/isl/test_inputs/codegen/cloog/stride2.c