[Bug tree-optimization/89754] Vectorizer cost model check should look at evolution of niter in outer loop(s)

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89754

Richard Biener <rguenth at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Blocks|                            |53947, 87561

--- Comment #1 from Richard Biener <rguenth at gcc dot gnu.org> ---
If implemented the awkward x86 cost model adjustments might not be neccessary.


Referenced Bugs:

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=53947
[Bug 53947] [meta-bug] vectorizer missed-optimizations
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87561
[Bug 87561] [9 Regression] 416.gamess is slower by ~10% starting from r264866
with -Ofast