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[Bug tree-optimization/83232] fma3d spec2000 regression on zen with -Ofast (generic tuning) after r255268 by missed SLP oppurtunity
- From: "rguenther at suse dot de" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Mon, 04 Dec 2017 11:27:36 +0000
- Subject: [Bug tree-optimization/83232] fma3d spec2000 regression on zen with -Ofast (generic tuning) after r255268 by missed SLP oppurtunity
- Auto-submitted: auto-generated
- References: <bug-83232-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83232
--- Comment #6 from rguenther at suse dot de <rguenther at suse dot de> ---
On Mon, 4 Dec 2017, clyon at gcc dot gnu.org wrote:
> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83232
>
> Christophe Lyon <clyon at gcc dot gnu.org> changed:
>
> What |Removed |Added
> ----------------------------------------------------------------------------
> CC| |clyon at gcc dot gnu.org
>
> --- Comment #5 from Christophe Lyon <clyon at gcc dot gnu.org> ---
> I've noticed that this fix (r255307) introduced a regression on
> armeb-linux-gnueabihf --with-cpu cortex-a9 --with-fpu neon-fp16:
> FAIL: gfortran.fortran-torture/execute/scalarize2.f90 execution, -O3 -g
Please open a new bugreport for this. (and I only say "big endian...")