[Bug tree-optimization/91435] Better induction variable for vectorization

2019-08-13 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91435 Richard Biener changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug tree-optimization/91435] Better induction variable for vectorization

2019-08-13 Thread glisse at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91435 --- Comment #1 from Marc Glisse --- (In reply to Marc Glisse from comment #0) > If we are only ever going to use x+2, why not use that instead, initialize > with {2,3,4,...}, and skip the +2 at every iteration? Or since we have another variable