https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95622
--- Comment #9 from rguenther at suse dot de ---
On Thu, 25 Mar 2021, burnus at gcc dot gnu.org wrote:
> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95622
>
> --- Comment #8 from Tobias Burnus ---
> I am not sure whether this is a sensible
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95622
--- Comment #8 from Tobias Burnus ---
I am not sure whether this is a sensible solution, but it fixes
the issue for c-c++-common/goacc/kernels-alias-ipa-pta-2.c ...
diff --git a/gcc/tree-ssa-structalias.c b/gcc/tree-ssa-structalias.c
index
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95622
Richard Biener changed:
What|Removed |Added
Priority|P3 |P2
Keywords|
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95622
--- Comment #7 from Tobias Burnus ---
(In reply to Richard Biener from comment #6)
> not sure if fixed?
Not fixed – only XFAILed.
The issue is that optimizations are not done with "node->force_output". As in
the example in comment 0:
"a = 0;
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95622
Richard Biener changed:
What|Removed |Added
Version|10.0|11.0
Target Milestone|---
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95622
--- Comment #5 from CVS Commits ---
The releases/gcc-10 branch has been updated by Tobias Burnus
:
https://gcc.gnu.org/g:7d249d84e4c1be7c6f857c3a9d7791623a0e9d00
commit r10-8309-g7d249d84e4c1be7c6f857c3a9d7791623a0e9d00
Author: Tobias Burnus
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95622
--- Comment #4 from CVS Commits ---
The master branch has been updated by Tobias Burnus :
https://gcc.gnu.org/g:e70fbee1a3dd9fdeb661366dbf3096d76c4e2d6e
commit r11-1384-ge70fbee1a3dd9fdeb661366dbf3096d76c4e2d6e
Author: Tobias Burnus
Date:
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95622
--- Comment #3 from Tobias Burnus ---
I think there are three related issues here:
(a) force_output = 1 prevents at least one optimization
(b) If not using force_output = 1, we need to find another way to
tell the compiler that the variable is
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95622
Thomas Schwinge changed:
What|Removed |Added
Summary|force_output flag on a |[11 Regression]