[Bug tree-optimization/70923] [7 regression] gcc.dg/vect/pr60092.c etc. FAIL

glisse at gcc dot gnu.org gcc-bugzilla@gcc.gnu.org
Sun Jun 5 18:30:00 GMT 2016


https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70923

--- Comment #9 from Marc Glisse <glisse at gcc dot gnu.org> ---
(In reply to ro@CeBiTec.Uni-Bielefeld.DE from comment #7)
> It does: I just completed a sparc-sun-solaris2.12 bootstrap and the
> failures are gone.  Unfortunately, the patch introduced new new
> regression:
> 
> +FAIL: gcc.dg/vect/vect-iv-9.c -flto -ffat-lto-objects  scan-tree-dump-times
> vect "vectorized 1 loops" 1
> +FAIL: gcc.dg/vect/vect-iv-9.c scan-tree-dump-times vect "vectorized 1
> loops" 1

That's actually progress, not a regression ;-)

We are now vectorizing more. We can either adjust the condition for
scan-tree-dump, or replace 2*i with 3*i (and 978 with the new value).


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