[Bug middle-end/110757] [14 Regression] 7% parest regression on zen3 -Ofast -march=native -flto between g:4dbb3af1efe55174 (2023-07-14 00:54) and g:a5088dc3f5ef73c8 (2023-07-17 03:24)

2023-07-21 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110757 Martin Jambor changed: What|Removed |Added CC||jamborm at gcc dot gnu.org --- Comment

[Bug middle-end/110757] [14 Regression] 7% parest regression on zen3 -Ofast -march=native -flto between g:4dbb3af1efe55174 (2023-07-14 00:54) and g:a5088dc3f5ef73c8 (2023-07-17 03:24)

2023-07-21 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110757 --- Comment #2 from Martin Jambor --- The second slow-down of 4.5% was caused by r14-2546-g061f74c06735e1: 061f74c06735e1fa35b910ae0bcf01b61a74ec23 is the first bad commit commit 061f74c06735e1fa35b910ae0bcf01b61a74ec23 Author: Jan Hubicka Dat

[Bug middle-end/110757] [14 Regression] 7% parest regression on zen3 -Ofast -march=native -flto between g:4dbb3af1efe55174 (2023-07-14 00:54) and g:a5088dc3f5ef73c8 (2023-07-17 03:24)

2023-07-22 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110757 Martin Jambor changed: What|Removed |Added CC||lili.cui at intel dot com,

[Bug fortran/110677] UBSAN error: load of value 1818451807, which is not a valid value for type 'expr_t' when compiling pr49213.f90

2023-07-22 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110677 Martin Jambor changed: What|Removed |Added CC||pault at gcc dot gnu.org --- Comment #1

[Bug analyzer/110433] ASAN reports mismatching new/delete when compiling analyzer testcases

2023-07-22 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110433 --- Comment #5 from Martin Jambor --- Indeed, the error is no longer reported. Thanks.

[Bug target/110778] New: Alpha targets broken since r14-2587-gd8105b10fff951 (undefined reference to extended_count)

2023-07-22 Thread jamborm at gcc dot gnu.org via Gcc-bugs
Severity: normal Priority: P3 Component: target Assignee: unassigned at gcc dot gnu.org Reporter: jamborm at gcc dot gnu.org CC: ubizjak at gmail dot com Target Milestone: --- Host: x86_64-linux-gnu Target: alpha

[Bug target/110843] New: ICE in convert_insn, at config/i386/i386-features.cc:1438 since r14-2405-g4814b63c3c2326

2023-07-28 Thread jamborm at gcc dot gnu.org via Gcc-bugs
: UNCONFIRMED Severity: normal Priority: P3 Component: target Assignee: unassigned at gcc dot gnu.org Reporter: jamborm at gcc dot gnu.org CC: sayle at gcc dot gnu.org Target Milestone: --- Host: x86_64-linux

[Bug c++/110846] New: Noinline attribute on a destructor only honored when on the member function declaration, does not wok on definition

2023-07-28 Thread jamborm at gcc dot gnu.org via Gcc-bugs
: 14.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++ Assignee: unassigned at gcc dot gnu.org Reporter: jamborm at gcc dot gnu.org Target Milestone: --- When noinline attribute on a destructor, it is honored

[Bug middle-end/110378] IPA-SRA for destructors

2023-07-31 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110378 --- Comment #2 from Martin Jambor --- Created attachment 55663 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=55663&action=edit Simplest testcase The PR 109849 testcase behavior changes over time, so I prepared three specialized for this

[Bug tree-optimization/106293] [13/14 Regression] 456.hmmer at -Ofast -march=native regressed by 19% on zen2 and zen3 in July 2022

2023-07-31 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106293 --- Comment #22 from Martin Jambor --- (In reply to Jan Hubicka from comment #21) > Fixing loop distribution and vectorizer profile update seems to do the trick > with profile feedback. Without we are still worse than in July last year on > zen2

[Bug ipa/110378] IPA-SRA for destructors

2023-07-31 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110378 Martin Jambor changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug ipa/110378] IPA-SRA for destructors

2023-07-31 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110378 --- Comment #3 from Martin Jambor --- Created attachment 55664 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=55664&action=edit Testcase with single inheritance This testcase is somewhat more difficult and addressing will mean not just ch

[Bug ipa/110378] IPA-SRA for destructors

2023-07-31 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110378 --- Comment #4 from Martin Jambor --- Created attachment 55665 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=55665&action=edit Testcase with non-zero offset with pass-through split This testcase is similar to the previous one but on top

[Bug ipa/110378] IPA-SRA for destructors

2023-08-01 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110378 --- Comment #5 from Martin Jambor --- I have proposed a patch addressing the simplest case of the three on the mailing list: https://gcc.gnu.org/pipermail/gcc-patches/2023-July/625895.html

[Bug middle-end/110969] New: ICE in to_constant, at poly-int.h:504 on aarch64

2023-08-10 Thread jamborm at gcc dot gnu.org via Gcc-bugs
: middle-end Assignee: unassigned at gcc dot gnu.org Reporter: jamborm at gcc dot gnu.org Target Milestone: --- Host: aarch64-linux Target: aarch64-linux With master revision r14-3032-g831017d5e72173 targeting aarch64 (both native and cross-compiler

[Bug fortran/110677] UBSAN error: load of value 1818451807, which is not a valid value for type 'expr_t' when compiling pr49213.f90

2023-08-14 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110677 --- Comment #2 from Martin Jambor --- I have proposed a fix on the mailing list: https://gcc.gnu.org/pipermail/gcc-patches/2023-August/627379.html ...and also posted it to the Fortran mailing list: https://gcc.gnu.org/pipermail/fortran/2023

[Bug fortran/110677] UBSAN error: load of value 1818451807, which is not a valid value for type 'expr_t' when compiling pr49213.f90

2023-08-15 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110677 Martin Jambor changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug other/63426] [meta-bug] Issues found with -fsanitize=undefined

2023-08-15 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63426 Bug 63426 depends on bug 110677, which changed state. Bug 110677 Summary: UBSAN error: load of value 1818451807, which is not a valid value for type 'expr_t' when compiling pr49213.f90 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110677

[Bug ipa/68930] Aggregate replacements not applied to inline function bodies.

2023-08-15 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68930 Martin Jambor changed: What|Removed |Added Status|NEW |RESOLVED Resolution|---

[Bug ipa/92497] Aggregate IPA-CP and inlining do not play well together, transformation is lost

2023-08-15 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92497 Martin Jambor changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug ipa/103227] [12 Regression] 58% exchange2 regression with -Ofast -march=native on zen3 since r12-5223-gecdf414bd89e6ba251f6b3f494407139b4dbae0e

2023-08-15 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103227 Bug 103227 depends on bug 92497, which changed state. Bug 92497 Summary: Aggregate IPA-CP and inlining do not play well together, transformation is lost https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92497 What|Removed

[Bug ipa/78790] Disable IPA-VRP for noclone functions.

2023-08-18 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78790 Martin Jambor changed: What|Removed |Added CC||jamborm at gcc dot gnu.org

[Bug ipa/111088] useless 'xor eax,eax' inserted when a value is not returned and icf

2023-08-23 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111088 Martin Jambor changed: What|Removed |Added CC||jamborm at gcc dot gnu.org --- Comment

[Bug target/97807] ICE in output_move_double, at config/arm/arm.c:19689

2023-08-23 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97807 --- Comment #3 from Martin Jambor --- I believe our tester has hit this again recently: arm-linux-gnueabi-gcc /home/worker/buildworker/tiber-option-juggler/build/gcc/testsuite/gcc.c-torture/compile/packed-aligned-1.c -mcpu=cortex-r4f -fno-tree-c

[Bug middle-end/110973] 9% 444.namd regression between g:c2a447d840476dbd (2023-08-03 18:47) and g:73da34a538ddc2ad (2023-08-09 20:17)

2023-08-24 Thread jamborm at gcc dot gnu.org via Gcc-bugs
, ||jamborm at gcc dot gnu.org --- Comment #3 from Martin Jambor --- There was also a 7.7% regression on zen3 with generic march (these measurements are without LTO): https://lnt.opensuse.org/db_default/v4/SPEC/graph?plot.0=466.120.0

[Bug ipa/111157] New: 416.gamess fails with a run-time abort when compiled with -O2 -flto after r14-3226-gd073e2d75d9ed4

2023-08-25 Thread jamborm at gcc dot gnu.org via Gcc-bugs
: UNCONFIRMED Severity: normal Priority: P3 Component: ipa Assignee: unassigned at gcc dot gnu.org Reporter: jamborm at gcc dot gnu.org CC: marxin at gcc dot gnu.org Blocks: 26163 Target Milestone: --- Host: x86_64

[Bug ipa/111157] [14 Regression] 416.gamess fails with a run-time abort when compiled with -O2 -flto after r14-3226-gd073e2d75d9ed4

2023-08-25 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=57 --- Comment #1 from Martin Jambor --- interestingly, the issue goes away with -flto-partition=one It is triggered by propagating 0 as the last parameter of point.constprop.isra which however looks correct, all four calls to the function (in dif

[Bug ipa/111157] [14 Regression] 416.gamess fails with a run-time abort when compiled with -O2 -flto after r14-3226-gd073e2d75d9ed4

2023-08-25 Thread jamborm at gcc dot gnu.org via Gcc-bugs
dot gnu.org |jamborm at gcc dot gnu.org Status|UNCONFIRMED |ASSIGNED Last reconfirmed||2023-08-25 --- Comment #2 from Martin Jambor --- With the propagation, PRE performs the following: void point.constprop.isra (double ISRA.1740

[Bug ipa/111157] [14 Regression] 416.gamess fails with a run-time abort when compiled with -O2 -flto after r14-3226-gd073e2d75d9ed4

2023-08-25 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=57 --- Comment #3 from Martin Jambor --- Simple C testcase: -- pr57_0.c -- /* { dg-lto-do run } */ /* { dg-lto-options { { -O2 -flto=auto } } } */ /* { dg-extra-ld-options { -flto-partition=1to1 } } */ extern __attribute__((no

[Bug ipa/111157] [14 Regression] 416.gamess fails with a run-time abort when compiled with -O2 -flto after r14-3226-gd073e2d75d9ed4

2023-08-28 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=57 --- Comment #6 from Martin Jambor --- (In reply to Richard Biener from comment #5) > I think if IPA modref declares the argument dead at the call site then IPA > CP/SRA cannot declare it known constant. It is declared "killed" by the function.

[Bug ipa/111157] [14 Regression] 416.gamess fails with a run-time abort when compiled with -O2 -flto after r14-3226-gd073e2d75d9ed4

2023-08-28 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=57 --- Comment #7 from Martin Jambor --- (In reply to Jan Hubicka from comment #4) > So here ipa-modref declares the field dead, while ipa-prop determines its > value even if it is unused and makes it used later? This is what I wanted to ask about

[Bug target/111225] New: ICE in curr_insn_transform, unable to generate reloads for xor, since r14-2447-g13c556d6ae84be

2023-08-29 Thread jamborm at gcc dot gnu.org via Gcc-bugs
Severity: normal Priority: P3 Component: target Assignee: unassigned at gcc dot gnu.org Reporter: jamborm at gcc dot gnu.org CC: crazylht at gmail dot com, fkastl at suse dot cz Target Milestone: --- Host: x86_64-linux

[Bug target/111371] New: ICE in curr_insn_transform, at lra-constraints.cc:4290 on pp64le with -mcpu=power5+ -mpower10-fusion -Os

2023-09-11 Thread jamborm at gcc dot gnu.org via Gcc-bugs
: UNCONFIRMED Severity: normal Priority: P3 Component: target Assignee: unassigned at gcc dot gnu.org Reporter: jamborm at gcc dot gnu.org Target Milestone: --- Host: x86_64-linux Target: ppc64le-linux-gnu With a cross compiler

[Bug ipa/111490] [12/13/14 Regression] runtime Segmentation fault with '-O3 -fno-dce -fno-tree-dce -fno-tree-dse -fno-tree-sink'

2023-09-20 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111490 Martin Jambor changed: What|Removed |Added Resolution|--- |DUPLICATE Status|NEW

[Bug ipa/108007] [11/12/13/14 Regression] wrong code at -Os and above with "-fno-dce -fno-tree-dce" on x86_64-linux-gnu

2023-09-20 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108007 Martin Jambor changed: What|Removed |Added CC||19373742 at buaa dot edu.cn --- Comment

[Bug bootstrap/111505] New: Asan (address-sanitizer) bootstrap fails since r14-4003-geaa8e8541349df

2023-09-20 Thread jamborm at gcc dot gnu.org via Gcc-bugs
: normal Priority: P3 Component: bootstrap Assignee: unassigned at gcc dot gnu.org Reporter: jamborm at gcc dot gnu.org CC: dmalcolm at gcc dot gnu.org, fkastl at suse dot cz Blocks: 86656 Target Milestone: --- Host: x86_64

[Bug middle-end/110148] [14 Regression] TSVC s242 regression between g:c0df96b3cda5738afbba3a65bb054183c5cd5530 and g:e4c986fde56a6248f8fbe6cf0704e1da34b055d8

2023-09-23 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110148 --- Comment #6 from Martin Jambor --- I believe this has been fixed?

[Bug tree-optimization/111571] [13/14 Regression] ICE in modify_call, at ipa-param-manipulation.cc:656

2023-09-24 Thread jamborm at gcc dot gnu.org via Gcc-bugs
|unassigned at gcc dot gnu.org |jamborm at gcc dot gnu.org CC||jamborm at gcc dot gnu.org Status|UNCONFIRMED |ASSIGNED Ever confirmed|0 |1 --- Comment #1 from Martin Jambor --- Clearly mine.

[Bug tree-optimization/53947] [meta-bug] vectorizer missed-optimizations

2023-09-26 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=53947 Bug 53947 depends on bug 110148, which changed state. Bug 110148 Summary: [14 Regression] TSVC s242 regression between g:c0df96b3cda5738afbba3a65bb054183c5cd5530 and g:e4c986fde56a6248f8fbe6cf0704e1da34b055d8 https://gcc.gnu.org/bugzilla/show_bu

[Bug middle-end/110148] [14 Regression] TSVC s242 regression between g:c0df96b3cda5738afbba3a65bb054183c5cd5530 and g:e4c986fde56a6248f8fbe6cf0704e1da34b055d8

2023-09-26 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110148 Martin Jambor changed: What|Removed |Added CC||jamborm at gcc dot gnu.org

[Bug target/111610] New: Cannot build cross compiler to darwin targets after r14-4108-g47346acb72b50d

2023-09-27 Thread jamborm at gcc dot gnu.org via Gcc-bugs
: normal Priority: P3 Component: target Assignee: unassigned at gcc dot gnu.org Reporter: jamborm at gcc dot gnu.org CC: iains at gcc dot gnu.org Target Milestone: --- Host: x86_64-linux Target: x86_64-apple-darwin We

[Bug target/111610] Cannot build cross compiler to darwin targets after r14-4108-g47346acb72b50d

2023-09-27 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111610 --- Comment #2 from Martin Jambor --- (In reply to Iain Sandoe from comment #1) > As a matter of record, we do not really support cross-compilers targeting an > unknown Darwin version (the idea of xxx-apple-darwin [without a specific > version]

[Bug ipa/108007] [11/12/13/14 Regression] wrong code at -Os and above with "-fno-dce -fno-tree-dce" on x86_64-linux-gnu

2023-10-03 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108007 Martin Jambor changed: What|Removed |Added Resolution|--- |FIXED Status|ASSIGNED

[Bug bootstrap/111688] [14 regression] bootstrap failure after r14-4383-g14d0c509898b03

2023-10-04 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111688 --- Comment #1 from Martin Jambor --- I was not able to reproduce this error on gcc112 on compile farm (powerpc64le-unknown-linux-gnu).

[Bug bootstrap/111688] [14 regression] bootstrap failure after r14-4383-g14d0c509898b03

2023-10-04 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111688 --- Comment #2 from Martin Jambor --- I made a mistake checking out the correct commit, so please disregard comment #1, I'm trying again.

[Bug bootstrap/111688] [14 regression] bootstrap failure after r14-4383-g14d0c509898b03

2023-10-04 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111688 Martin Jambor changed: What|Removed |Added Ever confirmed|0 |1 Status|UNCONFIRMED

[Bug bootstrap/111688] [14 regression] bootstrap failure after r14-4383-g14d0c509898b03

2023-10-04 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111688 --- Comment #5 from Martin Jambor --- Yeah, that seems to be it. If I cannot fix this tomorrow I'll revert the patch from master.

[Bug bootstrap/111688] [14 regression] bootstrap failure after r14-4382-g1be18ea110a2d6

2023-10-05 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111688 Martin Jambor changed: What|Removed |Added Summary|[14 regression] bootstrap |[14 regression] bootstrap

[Bug bootstrap/111688] [14 regression] bootstrap failure after r14-4382-g1be18ea110a2d6

2023-10-05 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111688 Martin Jambor changed: What|Removed |Added Status|NEW |RESOLVED Resolution|---

[Bug ipa/108007] [11/12/13/14 Regression] wrong code at -Os and above with "-fno-dce -fno-tree-dce" on x86_64-linux-gnu

2023-10-05 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108007 Martin Jambor changed: What|Removed |Added Resolution|FIXED |--- Status|RESOLVED

[Bug ipa/111157] [14 Regression] 416.gamess fails with a run-time abort when compiled with -O2 -flto after r14-3226-gd073e2d75d9ed4

2023-10-05 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=57 --- Comment #9 from Martin Jambor --- I have proposed a fix on the mailing list consisting of: - https://gcc.gnu.org/pipermail/gcc-patches/2023-October/632042.html and - https://gcc.gnu.org/pipermail/gcc-patches/2023-October/632044.html and

[Bug middle-end/116230] New: Testsuite of liborcus fails with GCC 14 on i586 since r14-1891-g154c69039571c6

2024-08-04 Thread jamborm at gcc dot gnu.org via Gcc-bugs
: normal Priority: P3 Component: middle-end Assignee: unassigned at gcc dot gnu.org Reporter: jamborm at gcc dot gnu.org CC: vmakarov at gcc dot gnu.org Target Milestone: --- Host: x86_64-linux-gnu Target: i586-linux

[Bug middle-end/116230] Testsuite of liborcus fails with GCC 14 on i586 since r14-1891-g154c69039571c6

2024-08-04 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116230 --- Comment #1 from Martin Jambor --- Created attachment 58830 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=58830&action=edit minimized test-case I have tried to minimize the testcase with cvise and came up with the attached file. Howe

[Bug middle-end/116230] Testsuite of liborcus fails with GCC 14 on i586 since r14-1891-g154c69039571c6

2024-08-06 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116230 --- Comment #6 from Martin Jambor --- Right, when I saw the equality test of doubles I thought it must be the test. I forgot about the discrepancy of representation in memory and in the FPU. Thanks a lot for taking a look.

[Bug rtl-optimization/115876] [15 regression] ext-dce.cc has ubsan issues; shifting negative values

2024-08-12 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115876 --- Comment #14 from Martin Jambor --- This issue is still present and unfortunately it is the kind of bug that either creates manual periodic work because people need to go over logs to verify that no new other UBSAN failure has appeared or it

[Bug fortran/116370] New: UBSAN issue in fortran/trans-expr.cc in arrayfunc_assign_needs_temporary - enum value out of range

2024-08-14 Thread jamborm at gcc dot gnu.org via Gcc-bugs
Status: UNCONFIRMED Severity: normal Priority: P3 Component: fortran Assignee: unassigned at gcc dot gnu.org Reporter: jamborm at gcc dot gnu.org CC: pault at gcc dot gnu.org Blocks: 63426 Target Milestone

[Bug rtl-optimization/115876] [15 regression] ext-dce.cc has ubsan issues; shifting negative values

2024-08-19 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115876 --- Comment #20 from Martin Jambor --- Indeed, the UBSAN failures I see now look like they are all PR 116370. Thanks!

[Bug tree-optimization/87332] [meta-bug] Issues related to Identical Code Folding (ICF) and Tail Merging (-ftree-tail-merge)

2024-08-19 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87332 Bug 87332 depends on bug 115277, which changed state. Bug 115277 Summary: [13 regression] ICF needs to match loop bound estimates https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115277 What|Removed |Added -

[Bug ipa/115277] [13 regression] ICF needs to match loop bound estimates

2024-08-19 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115277 Martin Jambor changed: What|Removed |Added Resolution|--- |FIXED Status|ASSIGNED

[Bug target/58416] Incorrect x87-based union copying code

2024-08-20 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=58416 --- Comment #25 from Martin Jambor --- I have proposed a patch on the mailing list: https://inbox.sourceware.org/gcc-patches/ri6ed6kntue@virgil.suse.cz/T/#u

[Bug ipa/115815] [13/14/15 Regression] ICE: in purge_all_uses, at ipa-param-manipulation.cc:632 with -O2 -flto and incorrect usage of attribute destructor

2024-09-06 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115815 --- Comment #7 from Martin Jambor --- Fixed on master, I plan to backport the fix (the first patch) to the affected release branches next week.

[Bug fortran/116370] UBSAN issue in fortran/trans-expr.cc in arrayfunc_assign_needs_temporary - enum value out of range

2024-09-09 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116370 Martin Jambor changed: What|Removed |Added Resolution|--- |FIXED Status|UNCONFIRMED

[Bug other/63426] [meta-bug] Issues found with -fsanitize=undefined

2024-09-09 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63426 Bug 63426 depends on bug 116370, which changed state. Bug 116370 Summary: UBSAN issue in fortran/trans-expr.cc in arrayfunc_assign_needs_temporary - enum value out of range https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116370 What|

[Bug middle-end/114627] undefined behavior in tree-profile.cc while compiling gcc.misc-tests/gcov-18.c

2024-09-10 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114627 --- Comment #3 from Martin Jambor --- So, should this be marked as fixed?

[Bug fortran/116661] New: Undefined behavior when compiling interop-1.f90 gomp test

2024-09-10 Thread jamborm at gcc dot gnu.org via Gcc-bugs
Priority: P3 Component: fortran Assignee: unassigned at gcc dot gnu.org Reporter: jamborm at gcc dot gnu.org CC: burnus at gcc dot gnu.org Blocks: 63426 Target Milestone: --- Host: x86_64-linux-gnu Target: x86_64

[Bug ipa/96059] ICE: in remove_unreachable_nodes, at ipa.c:575 with -fdevirtualize-at-ltrans

2023-03-15 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96059 --- Comment #5 from Martin Jambor --- Which means that the following (untested) patch might be the correct fix: diff --git a/gcc/ipa.cc b/gcc/ipa.cc index 5c15b60a603..c2d94163dc2 100644 --- a/gcc/ipa.cc +++ b/gcc/ipa.cc @@ -199,6 +199,11 @@ wal

[Bug middle-end/26163] [meta-bug] missed optimization in SPEC (2k17, 2k and 2k6 and 95)

2023-03-22 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=26163 Bug 26163 depends on bug 107925, which changed state. Bug 107925 Summary: ICE in update_specialized_profile at gcc/ipa-cp.cc:5082 for 531.deepsjeng_r benchmark https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107925 What|Removed

[Bug ipa/107925] ICE in update_specialized_profile at gcc/ipa-cp.cc:5082 for 531.deepsjeng_r benchmark

2023-03-22 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107925 Martin Jambor changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug ipa/107670] Suspicious redundant code in ipa-cp

2023-03-22 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107670 Martin Jambor changed: What|Removed |Added Assignee|unassigned at gcc dot gnu.org |jamborm at gcc dot gnu.org

[Bug ipa/108959] [13 Regression] ice in modify_assignment, at ipa-param-manipulation.cc:1905 since r13-5681-ge8109bd87766be

2023-03-23 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108959 --- Comment #8 from Martin Jambor --- I have proposed a fix on the mailing list: https://gcc.gnu.org/pipermail/gcc-patches/2023-March/614475.html

[Bug ipa/107769] [12/13 Regression] -flto with -Os/-O2/-O3 emitted code with gcc 12.x segfaults via mutated global in .rodata since r12-2887-ga6da2cddcf0e959d

2023-03-24 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107769 Martin Jambor changed: What|Removed |Added Assignee|hubicka at gcc dot gnu.org |jamborm at gcc dot gnu.org

[Bug ipa/109318] [12/13 Regression] csmith: -fipa-cp seems to cause trouble since r12-2523-g13586172d0b70c

2023-03-29 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109318 Martin Jambor changed: What|Removed |Added Assignee|unassigned at gcc dot gnu.org |jamborm at gcc dot gnu.org

[Bug ipa/109303] [13 Regression] ICE in push_agg_values_from_plats, at ipa-cp.cc:1458 since r13-3358-ge0403e95689af7d5

2023-03-29 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109303 --- Comment #5 from Martin Jambor --- (In reply to Jakub Jelinek from comment #4) > --- gcc/ipa-cp.cc.jj 2023-03-14 19:12:19.949553036 +0100 > +++ gcc/ipa-cp.cc 2023-03-29 18:32:34.14423 +0200 > @@ -3117,7 +3117,9 @@ propagate_aggs_acro

[Bug ipa/109303] [13 Regression] ICE in push_agg_values_from_plats, at ipa-cp.cc:1458 since r13-3358-ge0403e95689af7d5

2023-03-30 Thread jamborm at gcc dot gnu.org via Gcc-bugs
at gcc dot gnu.org |jamborm at gcc dot gnu.org --- Comment #8 from Martin Jambor --- Thanks a lot for the testcase. The divisions must always be exact. After having one more look, I moved the check a bit earlier still and am currently testing this: --- a/gcc/ipa-prop.cc +++ b/gcc/ipa

[Bug ipa/109303] [13 Regression] ICE in push_agg_values_from_plats, at ipa-cp.cc:1458 since r13-3358-ge0403e95689af7d5

2023-03-31 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109303 --- Comment #9 from Martin Jambor --- I have proposed the fix on the mailing list: https://gcc.gnu.org/pipermail/gcc-patches/2023-March/614943.html

[Bug ipa/107769] [12/13 Regression] -flto with -Os/-O2/-O3 emitted code with gcc 12.x segfaults via mutated global in .rodata since r12-2887-ga6da2cddcf0e959d

2023-03-31 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107769 --- Comment #6 from Martin Jambor --- Yes, you identified the correct commit. The same jump function is double counted (once during iPA-CP and then again during inlining) when we drop references and so an address reference is replaced with a re

[Bug ipa/109318] [12/13 Regression] csmith: -fipa-cp seems to cause trouble since r12-2523-g13586172d0b70c

2023-03-31 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109318 --- Comment #9 from Martin Jambor --- Most likely a duplicate of PR 107769.

[Bug ipa/109303] [13 Regression] ICE in push_agg_values_from_plats, at ipa-cp.cc:1458 since r13-3358-ge0403e95689af7d5

2023-04-03 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109303 Martin Jambor changed: What|Removed |Added Resolution|--- |FIXED Status|ASSIGNED

[Bug ipa/108959] [13 Regression] ice in modify_assignment, at ipa-param-manipulation.cc:1905 since r13-5681-ge8109bd87766be

2023-04-05 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108959 Martin Jambor changed: What|Removed |Added Resolution|--- |FIXED Status|ASSIGNED

[Bug ipa/107769] [12/13 Regression] -flto with -Os/-O2/-O3 emitted code with gcc 12.x segfaults via mutated global in .rodata since r12-2887-ga6da2cddcf0e959d

2023-04-06 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107769 --- Comment #7 from Martin Jambor --- Created attachment 54817 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=54817&action=edit potential patch I am testing the attached patch. I'd like to think about the whole situation a bit more next

[Bug ipa/109318] [12/13 Regression] csmith: -fipa-cp seems to cause trouble since r12-2523-g13586172d0b70c

2023-04-06 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109318 --- Comment #10 from Martin Jambor --- The problem is actually slightly different, I have just attached a possible fix to both to PR 107769.

[Bug ipa/109318] [12 Regression] csmith: -fipa-cp seems to cause trouble since r12-2523-g13586172d0b70c

2023-04-17 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109318 Martin Jambor changed: What|Removed |Added Summary|[12/13/14 Regression] |[12 Regression] csmith:

[Bug ipa/107769] [12 Regression] -flto with -Os/-O2/-O3 emitted code with gcc 12.x segfaults via mutated global in .rodata since r12-2887-ga6da2cddcf0e959d

2023-04-17 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107769 Martin Jambor changed: What|Removed |Added Summary|[12/13/14 Regression] -flto |[12 Regression] -flto with

[Bug tree-optimization/106293] [13/14 Regression] 456.hmmer at -Ofast -march=native regressed by 19% on zen2 and zen3 in July 2022

2023-04-17 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106293 --- Comment #12 from Martin Jambor --- My understanding of comment #2 and #3 is that we end up with what are very likely bogus BB counts that we should check and perhaps attempt to fix.

[Bug ipa/109607] IPA replaces stmt with invalid gimple

2023-04-26 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109607 --- Comment #3 from Martin Jambor --- (In reply to Richard Biener from comment #0) > On cfghooks.cc we replace > > BIT_FIELD_REF <*this_8(D), 8, 56> > An alternative (perhaps for the release branches) would be to avoid SRA if the parameter ta

[Bug ipa/109318] [12 Regression] csmith: -fipa-cp seems to cause trouble since r12-2523-g13586172d0b70c

2023-04-26 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109318 Martin Jambor changed: What|Removed |Added Resolution|--- |FIXED Status|ASSIGNED

[Bug ipa/107769] [12 Regression] -flto with -Os/-O2/-O3 emitted code with gcc 12.x segfaults via mutated global in .rodata since r12-2887-ga6da2cddcf0e959d

2023-04-26 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107769 Martin Jambor changed: What|Removed |Added Resolution|--- |FIXED Status|ASSIGNED

[Bug ipa/108040] -fdevirtualize causes part of function to be missing in output

2023-04-28 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108040 --- Comment #1 from Martin Jambor --- It is probably me not being able to build the necessary cross compiler properly, but I cannot build the provided testcase, I always get errors like the following and then some more: : note: initializing a

[Bug ipa/109759] New: UBSAN error: shift exponent 64 is too large for 64-bit type 'long unsigned int'

2023-05-06 Thread jamborm at gcc dot gnu.org via Gcc-bugs
NCONFIRMED Severity: normal Priority: P3 Component: ipa Assignee: unassigned at gcc dot gnu.org Reporter: jamborm at gcc dot gnu.org CC: aldyh at gcc dot gnu.org, marxin at gcc dot gnu.org Target Milestone: --- Bootstrap with undefined behavior san

[Bug tree-optimization/109759] UBSAN error: shift exponent 64 is too large for 64-bit type 'long unsigned int'

2023-05-10 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109759 --- Comment #2 from Martin Jambor --- Likely a duplicate of PR 109788. I'll close the bug as such if it does not manifest itself over the weekend ubsan bootstrap.

[Bug target/109796] New: 548.exchange2_r compiled with -O2 -flto regressed by 5% on aarch64 between r14-135-gd06e9264b0192c and r14-192-g636e2273aec555

2023-05-10 Thread jamborm at gcc dot gnu.org via Gcc-bugs
Version: 14.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: target Assignee: unassigned at gcc dot gnu.org Reporter: jamborm at gcc dot gnu.org Blocks: 26163 Target Milestone: --- Host

[Bug target/109797] New: 456.hmmer compiled with -O2 -flto regressed by 15% on AMD zen3 between r14-487-g6f18f344338b37 and r14-540-gb7fe38c14e5f1b

2023-05-10 Thread jamborm at gcc dot gnu.org via Gcc-bugs
Version: 14.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: target Assignee: unassigned at gcc dot gnu.org Reporter: jamborm at gcc dot gnu.org Blocks: 26163 Target Milestone: --- The SPEC 2006 benchmark

[Bug target/109797] 456.hmmer compiled with -O2 -flto regressed by 15% on AMD zen3 between r14-487-g6f18f344338b37 and r14-540-gb7fe38c14e5f1b

2023-05-10 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109797 Martin Jambor changed: What|Removed |Added See Also||https://gcc.gnu.org/bugzill

[Bug target/109809] New: ICE in dwarf2out_frame_debug_cfa_offset, at dwarf2cfi.cc:1376

2023-05-11 Thread jamborm at gcc dot gnu.org via Gcc-bugs
Priority: P3 Component: target Assignee: unassigned at gcc dot gnu.org Reporter: jamborm at gcc dot gnu.org Target Milestone: --- Host: x86_64-linux Target: s390x-linux-gnu-gcc With cross compiler configured as /home/worker/buildworker

[Bug target/106887] ICE in extract_insn, at recog.cc:2791 since r13-2111-g6910cad55ffc330d

2023-05-11 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106887 --- Comment #4 from Martin Jambor --- I believe this has been fixed?

[Bug target/109813] New: ICE in in extract_insn, at recog.cc:2791 on ARM with -mflip-thumb

2023-05-11 Thread jamborm at gcc dot gnu.org via Gcc-bugs
Priority: P3 Component: target Assignee: unassigned at gcc dot gnu.org Reporter: jamborm at gcc dot gnu.org Target Milestone: --- Host: x86_64-linux Target: arm-linux-gnueabi With a cross compiler (revision 475904f710c) configured with

[Bug target/109797] 456.hmmer compiled with -O2 -flto regressed by 15% on AMD zen3 between r14-487-g6f18f344338b37 and r14-540-gb7fe38c14e5f1b

2023-05-11 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109797 --- Comment #8 from Martin Jambor --- (In reply to Uroš Bizjak from comment #7) > > Martin, does this patch fix the runtime regression? No, unfortunately it does not.

[Bug target/109797] 456.hmmer compiled with -O2 -flto regressed by 15% on AMD zen3 between r14-487-g6f18f344338b37 and r14-540-gb7fe38c14e5f1b

2023-05-11 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109797 --- Comment #10 from Martin Jambor --- The patch from comment #9 does fix the regression. Thanks.

[Bug target/109825] New: [14 Regression] ICE in ix86_widen_mult_cost, at config/i386/i386.cc:20442 since r14-666-g608e7f3ab47fe7

2023-05-12 Thread jamborm at gcc dot gnu.org via Gcc-bugs
Status: UNCONFIRMED Severity: normal Priority: P3 Component: target Assignee: unassigned at gcc dot gnu.org Reporter: jamborm at gcc dot gnu.org CC: uros at gcc dot gnu.org Target Milestone: --- Host: x86_64

[Bug ipa/108007] [10/11/12/13/14 Regression] wrong code at -Os and above with "-fno-dce -fno-tree-dce" on x86_64-linux-gnu

2023-05-12 Thread jamborm at gcc dot gnu.org via Gcc-bugs
at gcc dot gnu.org |jamborm at gcc dot gnu.org --- Comment #9 from Martin Jambor --- I have proposed a patch on the mailing list: https://gcc.gnu.org/pipermail/gcc-patches/2023-May/618346.html

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