[Bug tree-optimization/18792] ICE with -O1 -ftree-loop-linear on small test case

[dberlin at gcc dot gnu dot org]

------- Additional Comments From dberlin at gcc dot gnu dot org  2004-12-03 
00:44 -------
This happens because the loops aren't numbered as we expect them (we expect that
loop nests have sequential numbers as you move inwards)

IE 

loop 1
  loop 2
    loop 3
loop 4
   loop 5
    loop 6

Here we end up with

loop  1
  loop 4
loop 2
  loop 3

-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=18792