https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85574
--- Comment #41 from CVS Commits ---
The releases/gcc-9 branch has been updated by Eric Botcazou
:
https://gcc.gnu.org/g:faed344ee5f17b9a19961b3b1f8ea0ed10db6f2d
commit r9-9208-gfaed344ee5f17b9a19961b3b1f8ea0ed10db6f2d
Author: Eric Botcazou
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85574
--- Comment #40 from CVS Commits ---
The releases/gcc-10 branch has been updated by Eric Botcazou
:
https://gcc.gnu.org/g:4be929be0317b2baf1c67b430ad0a2fbaed05152
commit r10-9307-g4be929be0317b2baf1c67b430ad0a2fbaed05152
Author: Eric Botcazou
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85574
--- Comment #39 from CVS Commits ---
The master branch has been updated by Eric Botcazou :
https://gcc.gnu.org/g:f7a6d314e7f7eeb6240a4f62511c189c90ef300c
commit r11-6951-gf7a6d314e7f7eeb6240a4f62511c189c90ef300c
Author: Eric Botcazou
Date:
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85574
--- Comment #38 from Eric Botcazou ---
> Feel free to improve things - I do not have any Windows system to
> test on or an idea what you think needs to be improved. I would
> guess similar things apply to compare-debug which it was derived
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85574
--- Comment #37 from rguenther at suse dot de ---
On Wed, 27 Jan 2021, ebotcazou at gcc dot gnu.org wrote:
> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85574
>
> --- Comment #36 from Eric Botcazou ---
> > Because I didn't try to invent a
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85574
--- Comment #36 from Eric Botcazou ---
> Because I didn't try to invent a clever way to detect which ones will
> actually exist (but I know lto1 will). Sure some extra-compare-if-exists
> could be invented. If there's no way to compare
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85574
--- Comment #35 from Richard Biener ---
(In reply to Eric Botcazou from comment #33)
> The bootstrap-lto.mk patch breaks LTO bootstrap on Windows: you cannot
> compare executables on this system since they are timestamped. I really
> don't see
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85574
--- Comment #34 from Eric Botcazou ---
"cmp -i 256" seems to be a way out though.
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85574
Eric Botcazou changed:
What|Removed |Added
CC||ebotcazou at gcc dot gnu.org
---
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85574
--- Comment #32 from Richard Biener ---
Author: rguenth
Date: Thu May 2 13:58:47 2019
New Revision: 270798
URL: https://gcc.gnu.org/viewcvs?rev=270798=gcc=rev
Log:
2019-05-02 Richard Biener
PR bootstrap/85574
* Makefile.tpl
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85574
--- Comment #31 from Richard Biener ---
(In reply to Jan Hubicka from comment #30)
> We may still want to backport to gcc 7 branch. The ICF bug at least
> exists there as well.
Sure.
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85574
--- Comment #30 from Jan Hubicka ---
We may still want to backport to gcc 7 branch. The ICF bug at least
exists there as well.
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85574
Richard Biener changed:
What|Removed |Added
Status|NEW |RESOLVED
Resolution|---
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85574
--- Comment #28 from Jan Hubicka ---
Author: hubicka
Date: Thu Jan 10 16:53:39 2019
New Revision: 267817
URL: https://gcc.gnu.org/viewcvs?rev=267817=gcc=rev
Log:
Backported from mainline
2019-01-02 Richard Biener
PR
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85574
--- Comment #27 from Jan Hubicka ---
Author: hubicka
Date: Thu Jan 10 11:54:26 2019
New Revision: 267805
URL: https://gcc.gnu.org/viewcvs?rev=267805=gcc=rev
Log:
PR tree-optimization/85574
Modified:
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85574
--- Comment #26 from Richard Biener ---
Author: rguenth
Date: Thu Jan 3 12:23:27 2019
New Revision: 267552
URL: https://gcc.gnu.org/viewcvs?rev=267552=gcc=rev
Log:
2019-01-03 Jan Hubicka
PR tree-optimization/85574
*
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85574
--- Comment #25 from Jan Hubicka ---
I have tracked down the firefox issue to be -fno-lifetime-dse=1 being used in
with -fprofile-use but not with -fprofile-generate. I am down to 36 mismatches
now and those seems real sourcecode changes (will
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85574
--- Comment #24 from Jan Hubicka ---
> Patch needs ">>>" to be repaced by "> > >" to bootstrap, but then I get 756
> mismatches building firefox, while previously it was 1300 and before the
> rebuild_type_inheritance_graph 6273, so we are
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85574
--- Comment #23 from Jan Hubicka ---
Patch needs ">>>" to be repaced by "> > >" to bootstrap, but then I get 756
mismatches building firefox, while previously it was 1300 and before the
rebuild_type_inheritance_graph 6273, so we are improving.
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85574
--- Comment #22 from Jan Hubicka ---
Created attachment 45318
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=45318=edit
patch for operand_equal_p in tree-ssa-uncprop
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85574
--- Comment #21 from Jan Hubicka ---
Looks like last minute change in this patch
https://gcc.gnu.org/ml/gcc-cvs/2014-06/msg00838.html
https://gcc.gnu.org/ml/gcc-patches/2014-06/msg01600.html
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85574
--- Comment #20 from rguenther at suse dot de ---
On January 2, 2019 5:25:09 PM GMT+01:00, "hubicka at gcc dot gnu.org"
wrote:
>https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85574
>
>--- Comment #19 from Jan Hubicka ---
>gcc 5 has:
>inline bool
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85574
--- Comment #19 from Jan Hubicka ---
gcc 5 has:
inline bool
val_ssa_equiv_hash_traits::equal_keys (tree value1, tree value2)
{
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85574
--- Comment #18 from Richard Biener ---
OK, so it looks like uncprop causes a lot of differences (minor dump
differences
appear from profile-estimate and printf-return-value2 as well).
--- prev-gcc/cc1.ltrans99.196t.uncprop1 2019-01-02
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85574
--- Comment #17 from Richard Biener ---
Author: rguenth
Date: Wed Jan 2 08:49:07 2019
New Revision: 267506
URL: https://gcc.gnu.org/viewcvs?rev=267506=gcc=rev
Log:
2019-01-02 Richard Biener
PR ipa/85574
* ipa-icf.h
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85574
--- Comment #16 from Richard Biener ---
(In reply to Richard Biener from comment #15)
> Created attachment 45278 [details]
> patch for the ICF issue
>
> Conveniently the congruence_classes have a UID. So the attached sorts after
> that before
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85574
--- Comment #15 from Richard Biener ---
Created attachment 45278
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=45278=edit
patch for the ICF issue
Conveniently the congruence_classes have a UID. So the attached sorts after
that before
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85574
--- Comment #14 from Jan Hubicka ---
> Yeah. Note that the debug stmt differences _might_ be explained by
> ICF in case ICF ignores debug stmts when merging. But since the
> ICF dumps are ordered differently it's hard to see actual decision
>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85574
Richard Biener changed:
What|Removed |Added
Priority|P3 |P2
Target Milestone|9.0
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