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1# Check that conditions are hoisted up from the innermost loop2[n] -> { a[i,j,k,l] -> [i,j,0,k,l] :3 0 <= i,j,k,l <= n and (i = 0 or j = 0 or i = n or j = n);4 b[i,j,k,l] -> [i,j,1,k,l] :5 0 <= i,j,k,l <= n and (i = 0 or j = 0 or i = n or j = n) }6{ : }7{ [i,j,t,k,l] -> atomic[x] }8