src/isl-0.15/test_inputs/codegen/omega/m4-1.c

for (int c0 = 1; c0 <= 9; c0 += 1)
  for (int c1 = 1; c1 <= 9; c1 += 1) {
    s0(c1, c0);
    s1(c1, c0);
  }