1for (int c0 = 1; c0 <= M; c0 += 1)
2 for (int c1 = 1; c1 <= M; c1 += 1)
3 S1(c0, c1);
4for (int c0 = 1; c0 <= M; c0 += 1)
5 for (int c1 = 1; c1 <= M; c1 += 1)
6 S2(c0, c1);
7

source code of polly/lib/External/isl/test_inputs/codegen/cloog/reservoir-pingali4.c