single_valued.in 223 Bytes
# Check that isl recognizes that the inverse schedule is single-valued
# and does not end up in an infinite recursion.
[t1] -> {S[c2] -> [c2]: t1 <= c2 <= 134 and (c2+t1) % 128 = 0 and c2 > 0}
[t1] -> {: t1 > 0}
[t1] -> {}