https://gcc.gnu.org/bugzilla/show_bug.cgi?id=72742
Aldy Hernandez <aldyh at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |NEW
Last reconfirmed| |2016-12-05
CC| |aldyh at gcc dot gnu.org,
| |bergner at gcc dot gnu.org,
| |rguenther at suse dot de,
| |vmakarov at gcc dot gnu.org
Ever confirmed|0 |1
--- Comment #1 from Aldy Hernandez <aldyh at gcc dot gnu.org> ---
Confirmed. Started with the commit below, though I doubt it has anything to do
with generic changes to the compiler. It looks like an LRA/backend problem.
commit 410372fef14173261ce8e547db98eafb3174921f
Author: rguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4>
Date: Thu May 19 07:39:52 2016 +0000
2016-05-19 Richard Biener <[email protected]>
PR tree-optimization/70729
* passes.def: Move LIM pass before PRE. Remove no longer
required copyprop and move first DCE out of the loop pipeline.
* gcc.dg/autopar/outer-6.c: Adjust to avoid redundant store.
* gcc.dg/graphite/scop-18.c: Likewise.
* gcc.dg/pr41783.c: Disable LIM.
* gcc.dg/tree-ssa/loadpre10.c: Likewise.
* gcc.dg/tree-ssa/loadpre23.c: Likewise.
* gcc.dg/tree-ssa/loadpre24.c: Likewise.
* gcc.dg/tree-ssa/loadpre25.c: Likewise.
* gcc.dg/tree-ssa/loadpre4.c: Likewise.
* gcc.dg/tree-ssa/loadpre8.c: Likewise.
* gcc.dg/tree-ssa/ssa-pre-16.c: Likewise.
* gcc.dg/tree-ssa/ssa-pre-18.c: Likewise.
* gcc.dg/tree-ssa/ssa-pre-20.c: Likewise.
* gcc.dg/tree-ssa/ssa-pre-3.c: Likewise.
* gfortran.dg/pr42108.f90: Likewise.
