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* [Bug tree-optimization/106698] `-O2 -flto` cause linker warning
[not found] <bug-106698-4@http.gcc.gnu.org/bugzilla/>
@ 2022-10-05 10:12 ` ebotcazou at gcc dot gnu.org
2022-10-05 10:12 ` ebotcazou at gcc dot gnu.org
` (2 subsequent siblings)
3 siblings, 0 replies; 4+ messages in thread
From: ebotcazou at gcc dot gnu.org @ 2022-10-05 10:12 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106698
Eric Botcazou <ebotcazou at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |ebotcazou at gcc dot gnu.org
Status|UNCONFIRMED |NEW
Last reconfirmed| |2022-10-05
Ever confirmed|0 |1
--- Comment #2 from Eric Botcazou <ebotcazou at gcc dot gnu.org> ---
> I suspect the diagnostic code does not handle negative lower bounds arrays
> correctly.
Yes, see https://gcc.gnu.org/pipermail/gcc-patches/2022-August/599820.html
^ permalink raw reply [flat|nested] 4+ messages in thread* [Bug tree-optimization/106698] `-O2 -flto` cause linker warning
[not found] <bug-106698-4@http.gcc.gnu.org/bugzilla/>
2022-10-05 10:12 ` [Bug tree-optimization/106698] `-O2 -flto` cause linker warning ebotcazou at gcc dot gnu.org
@ 2022-10-05 10:12 ` ebotcazou at gcc dot gnu.org
2022-10-05 11:49 ` [Bug tree-optimization/106698] bogus -Wstringop-overflow warning on Ada code with LTO cvs-commit at gcc dot gnu.org
2022-10-05 11:54 ` ebotcazou at gcc dot gnu.org
3 siblings, 0 replies; 4+ messages in thread
From: ebotcazou at gcc dot gnu.org @ 2022-10-05 10:12 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106698
Eric Botcazou <ebotcazou at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|NEW |ASSIGNED
Assignee|unassigned at gcc dot gnu.org |ebotcazou at gcc dot gnu.org
^ permalink raw reply [flat|nested] 4+ messages in thread* [Bug tree-optimization/106698] bogus -Wstringop-overflow warning on Ada code with LTO
[not found] <bug-106698-4@http.gcc.gnu.org/bugzilla/>
2022-10-05 10:12 ` [Bug tree-optimization/106698] `-O2 -flto` cause linker warning ebotcazou at gcc dot gnu.org
2022-10-05 10:12 ` ebotcazou at gcc dot gnu.org
@ 2022-10-05 11:49 ` cvs-commit at gcc dot gnu.org
2022-10-05 11:54 ` ebotcazou at gcc dot gnu.org
3 siblings, 0 replies; 4+ messages in thread
From: cvs-commit at gcc dot gnu.org @ 2022-10-05 11:49 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106698
--- Comment #3 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The master branch has been updated by Eric Botcazou <ebotcazou@gcc.gnu.org>:
https://gcc.gnu.org/g:853ce8eea4ff97850a987167e603387b3d0f1401
commit r13-3084-g853ce8eea4ff97850a987167e603387b3d0f1401
Author: Eric Botcazou <ebotcazou@adacore.com>
Date: Wed Oct 5 12:21:03 2022 +0200
Fix bogus -Wstringop-overflow warning in Ada
It comes from a discrepancy between get_offset_range, which uses a signed
type, and handle_array_ref, which uses an unsigned one, to do computations.
gcc/
PR tree-optimization/106698
* pointer-query.cc (handle_array_ref): Fix handling of low bound.
gcc/testsuite/
* gnat.dg/lto26.adb: New test.
* gnat.dg/lto26_pkg1.ads, gnat.dg/lto26_pkg1.adb: New helper.
* gnat.dg/lto26_pkg2.ads, gnat.dg/lto26_pkg2.adb: Likewise.
^ permalink raw reply [flat|nested] 4+ messages in thread* [Bug tree-optimization/106698] bogus -Wstringop-overflow warning on Ada code with LTO
[not found] <bug-106698-4@http.gcc.gnu.org/bugzilla/>
` (2 preceding siblings ...)
2022-10-05 11:49 ` [Bug tree-optimization/106698] bogus -Wstringop-overflow warning on Ada code with LTO cvs-commit at gcc dot gnu.org
@ 2022-10-05 11:54 ` ebotcazou at gcc dot gnu.org
3 siblings, 0 replies; 4+ messages in thread
From: ebotcazou at gcc dot gnu.org @ 2022-10-05 11:54 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106698
Eric Botcazou <ebotcazou at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|ASSIGNED |RESOLVED
Target Milestone|--- |13.0
Resolution|--- |FIXED
--- Comment #4 from Eric Botcazou <ebotcazou at gcc dot gnu.org> ---
Fixed on the mainline.
^ permalink raw reply [flat|nested] 4+ messages in thread
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2022-10-05 10:12 ` [Bug tree-optimization/106698] `-O2 -flto` cause linker warning ebotcazou at gcc dot gnu.org
2022-10-05 10:12 ` ebotcazou at gcc dot gnu.org
2022-10-05 11:49 ` [Bug tree-optimization/106698] bogus -Wstringop-overflow warning on Ada code with LTO cvs-commit at gcc dot gnu.org
2022-10-05 11:54 ` ebotcazou at gcc dot gnu.org
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