[Bug tree-optimization/68707] testcase gcc.dg/vect/O3-pr36098.c vectorized using VEC_PERM_EXPR rather than VEC_LOAD_LANES

[alalaw01 at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68707

--- Comment #1 from alalaw01 at gcc dot gnu.org ---
Created attachment 36929
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=36929&action=edit
tree-vect-details dump (after patch, with SLP)