[Bug tree-optimization/68707] [6 Regression] testcase gcc.dg/vect/O3-pr36098.c vectorized using VEC_PERM_EXPR rather than VEC_LOAD_LANES

[rguenth at gcc dot gnu.org]

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

--- Comment #4 from Richard Biener <rguenth at gcc dot gnu.org> ---
Btw, PR67323 is essentially a dup.