# Check that we find a common stride on the first dimension
# even if it is imposed by different inner dimensions
{ A[i,k] -> [i,0,j,k] : 0 <= i,k <= 100 and i = 2 j;
  B[i,k] -> [i,1,k,j] : 0 <= i,k <= 100 and i = 2 j }
{ : }
{ }