[Bug testsuite/115294] [15 regression] dg-additional-files-options change broke several testsuites

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115294 --- Comment #1 from ro at CeBiTec dot Uni-Bielefeld.DE --- I've identified the problem and tested a patch. Will commit shortly.

[Bug rtl-optimization/115297] [14/15 regression] alpha: ICE in simplify_subreg, at simplify-rtx.cc:7554 with -O1

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115297 Richard Biener changed: What|Removed |Added Summary|[14 regression] alpha: ICE |[14/15 regression] alpha:

[Bug testsuite/115294] [15 regression] dg-additional-files-options change broke several testsuites

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115294 Richard Biener changed: What|Removed |Added Priority|P3 |P1

[Bug ada/115292] [15 Regression] i686-darwin17 bootstrap fails for Ada (between r15-856 and r15-889)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115292 Richard Biener changed: What|Removed |Added Target Milestone|--- |15.0 Version|9.0

[Bug c/115290] [12/13/14/15 Regression] tree check fail in c_tree_printer, at c/c-objc-common.cc:330

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115290 Richard Biener changed: What|Removed |Added Priority|P3 |P2

[Bug tree-optimization/115278] [13/14/15 Regression] -ftree-vectorize optimizes away volatile write on x86_64 since r13-3219

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115278 Richard Biener changed: What|Removed |Added Priority|P3 |P2 --- Comment #3 from Richard Biener

[Bug middle-end/115277] [13/14/15 regression] ICF needs to match loop bound estimates

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115277 Richard Biener changed: What|Removed |Added Target Milestone|--- |13.4

[Bug tree-optimization/115298] [15 Regression] Various targets failing DSE tests after recent changes

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115298 Richard Biener changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug target/115282] [15 regression] gcc.dg/vect/costmodel/ppc/costmodel-slp-12.c fails after r15-812-gc71886f2ca2e46

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115282 Richard Biener changed: What|Removed |Added Target Milestone|--- |15.0 Keywords|

[Bug target/115299] [14/15 regression] pr86722.c failed to eliminate branch.

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115299 --- Comment #2 from Hongtao Liu --- > Maybe r14-53-g675b1a7f113adb . Probably, current cost model may need adjustment.

[Bug target/115299] [14/15 regression] pr86722.c failed to eliminate branch.

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115299 Andrew Pinski changed: What|Removed |Added Target Milestone|--- |14.2 Summary|[14 regression]

[Bug target/115299] [14 regression] pr86722.c failed to eliminate branch.

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115299 Andrew Pinski changed: What|Removed |Added Last reconfirmed||2024-05-31 Status|UNCONFIRM

[Bug tree-optimization/115157] incorrect TBAA for derived types involving enum types

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115157 --- Comment #3 from GCC Commits --- The master branch has been updated by Martin Uecker : https://gcc.gnu.org/g:867d1264fe71d4291194373d1a1c409cac97a597 commit r15-933-g867d1264fe71d4291194373d1a1c409cac97a597 Author: Martin Uecker Date: Su

[Bug tree-optimization/115177] incorrect TBAA for derived types involving hardbool types

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115177 --- Comment #3 from GCC Commits --- The master branch has been updated by Martin Uecker : https://gcc.gnu.org/g:867d1264fe71d4291194373d1a1c409cac97a597 commit r15-933-g867d1264fe71d4291194373d1a1c409cac97a597 Author: Martin Uecker Date: Su

[Bug target/115299] New: [14 regression] pr86722.c failed to eliminate branch.

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115299 Bug ID: 115299 Summary: [14 regression] pr86722.c failed to eliminate branch. Product: gcc Version: 15.0 Status: UNCONFIRMED Keywords: missed-optimization, needs-bisection

[Bug tree-optimization/115298] New: [15 Regression] Various targets failing DSE tests after recent changes

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115298 Bug ID: 115298 Summary: [15 Regression] Various targets failing DSE tests after recent changes Product: gcc Version: 15.0 Status: UNCONFIRMED Severity: normal

[Bug sanitizer/115127] [12/13/14/15 Regression] passing zero to __builtin_ctz() check missing

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115127 --- Comment #4 from Bi6c --- (In reply to Andrew Pinski from comment #1) > Can you attach the preprocessed source? Yes. I attached the preprocessed source file.

[Bug target/113719] [13/14/15 regression] g++.target/i386/pr103696.C FAILs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113719 Hongyu Wang changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug target/113719] [13/14/15 regression] g++.target/i386/pr103696.C FAILs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113719 --- Comment #9 from GCC Commits --- The releases/gcc-13 branch has been updated by Hongyu Wang : https://gcc.gnu.org/g:173f8763a66622f2a70ad66f60573fcff7d6b49e commit r13-8811-g173f8763a66622f2a70ad66f60573fcff7d6b49e Author: Hongyu Wang Date

[Bug target/113719] [13/14/15 regression] g++.target/i386/pr103696.C FAILs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113719 --- Comment #8 from GCC Commits --- The releases/gcc-14 branch has been updated by Hongyu Wang : https://gcc.gnu.org/g:cd161b335c2723d0dce1cab00ad216b423ec2767 commit r14-10262-gcd161b335c2723d0dce1cab00ad216b423ec2767 Author: Hongyu Wang Dat

[Bug rtl-optimization/115297] New: [14 regression] alpha: ICE in simplify_subreg, at simplify-rtx.cc:7554 with -O1

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115297 Bug ID: 115297 Summary: [14 regression] alpha: ICE in simplify_subreg, at simplify-rtx.cc:7554 with -O1 Product: gcc Version: 14.1.1 Status: UNCONFIRMED Severi

[Bug c++/115296] New: CTAD fails

]] auto _1 = std::span{s}; [[maybe_unused]] auto _2 = array_view{s}; } ``` Error: ``` In file included from :1: /opt/compiler-explorer/gcc-trunk-20240530/include/c++/15.0.0/span: In function 'void fun(std::span)': /opt/compiler-explorer/gcc-trunk-20240530/include/c++/15.0.0/span:45

[Bug c++/115291] armv8-a GCC emits float32x2_t loads from uninitialized stack

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115291 --- Comment #2 from Andrew Pinski --- See https://libeigen.gitlab.io/docs/TopicPitfalls.html section "C++11 and the auto keyword" explictly. "In short: do not use the auto keywords with Eigen's expressions, unless you are 100% sure about what y

[Bug target/115102] [SH] GCC misunderstands swap.b instruction

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115102 --- Comment #5 from GCC Commits --- The master branch has been updated by Uros Bizjak : https://gcc.gnu.org/g:e715204f203d318524ae86f3f2a1e8d5d7cb08dc commit r15-930-ge715204f203d318524ae86f3f2a1e8d5d7cb08dc Author: Uros Bizjak Date: Thu Ma

[Bug libgomp/109452] omp_init_lock_with_hint() and omp_init_nest_lock_with_hint() are undefined

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109452 Tobias Burnus changed: What|Removed |Added Keywords||openmp Status|UNCONFIRMED

[Bug middle-end/115277] [13/14/15 regression] ICF needs to match loop bound estimates

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115277 --- Comment #3 from Jan Hubicka --- > What about gcc 13? GCC 13 also misoptimizes. Honza

[Bug d/115295] [15 regression] Various gdc testsuite regressions

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115295 Rainer Orth changed: What|Removed |Added Target Milestone|--- |15.0

[Bug d/115295] New: [15 regression] Various gdc testsuite regressions

Component: d Assignee: ibuclaw at gdcproject dot org Reporter: ro at gcc dot gnu.org Target Milestone: --- Between 20240529 (18f477980c8597fe3dca2c2e8bd533c0c2b17aa6) and 20240530 (71899d6b4e18145f005046681208db0137c95ede), quite a number of gdc.* tests regressed: +FAIL: gdc.dg

[Bug testsuite/115294] [15 regression] dg-additional-files-options change broke several testsuites

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115294 Rainer Orth changed: What|Removed |Added Target Milestone|--- |15.0

[Bug testsuite/115294] New: [15 regression] dg-additional-files-options change broke several testsuites

: normal Priority: P3 Component: testsuite Assignee: unassigned at gcc dot gnu.org Reporter: ro at gcc dot gnu.org CC: aoliva at gcc dot gnu.org Target Milestone: --- Between 20240529 (18f477980c8597fe3dca2c2e8bd533c0c2b17aa6) and 20240530

[Bug sanitizer/84508] Load of misaligned address using _mm_load_sd

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84508 --- Comment #27 from Peter Cordes --- (In reply to Hongtao Liu from comment #26) > (In reply to Hongtao Liu from comment #25) > > (In reply to Peter Cordes from comment #22) > > > Why are we adding an alignment requirement to _mm_storel_pd, the i

[Bug ada/115292] [15 Regression] i686-darwin17 bootstrap fails for Ada (between r15-856 and r15-889)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115292 Eric Botcazou changed: What|Removed |Added Ever confirmed|0 |1 CC|

[Bug bootstrap/115284] [15 regression] SEGV in check_format_arg on Solaris/SPARC

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115284 --- Comment #10 from Hans-Peter Nilsson --- (In reply to r...@cebitec.uni-bielefeld.de from comment #9) > > --- Comment #8 from ro at CeBiTec dot Uni-Bielefeld.DE > Uni-Bielefeld.DE> --- > >> --- Comment #6 from Hans-Peter Nilsson --- > [...]

[Bug rtl-optimization/115281] [14 Regression] aarch64 ICE in go_through_subreg after r14-5129

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115281 Richard Sandiford changed: What|Removed |Added Summary|[14/15 Regression] aarch64 |[14 Regression] aarch64 ICE

[Bug rtl-optimization/115281] [14/15 Regression] aarch64 ICE in go_through_subreg after r14-5129

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115281 --- Comment #2 from GCC Commits --- The trunk branch has been updated by Richard Sandiford : https://gcc.gnu.org/g:46d931b3dd31cbba7c3355ada63f155aa24a4e2b commit r15-929-g46d931b3dd31cbba7c3355ada63f155aa24a4e2b Author: Richard Sandiford Dat

[Bug plugins/115288] [15 Regression] File label-text.h not part of installation

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115288 Andrew Pinski changed: What|Removed |Added Last reconfirmed||2024-05-30 Status|UNCONFIRM

[Bug plugins/115288] [15 Regression] File label-text.h not part of installation

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115288 Andrew Pinski changed: What|Removed |Added Target Milestone|--- |15.0 Summary|File label-text

[Bug c/115290] [12/13/14/15 Regression] tree check fail in c_tree_printer, at c/c-objc-common.cc:330

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115290 Andrew Pinski changed: What|Removed |Added Ever confirmed|0 |1 Summary|tree check fail in

[Bug target/115289] PPC: Document the machine constraint 'Y' and make it non-internal

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115289 Segher Boessenkool changed: What|Removed |Added Status|UNCONFIRMED |NEW Ever confirmed|0

[Bug driver/115293] Warn if a compiler flag downgrades protection provided by -fhardened

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115293 Siddhesh Poyarekar changed: What|Removed |Added Resolution|--- |INVALID Status|UNCONFI

[Bug driver/115293] Warn if a compiler flag downgrades protection provided by -fhardened

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115293 --- Comment #2 from Siddhesh Poyarekar --- Oh, I had overlooked -Whardened; so it looks like we already do this.

[Bug driver/115293] Warn if a compiler flag downgrades protection provided by -fhardened

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115293 --- Comment #1 from Sam James --- We have -Whardened already which is maybe a good fit?

[Bug driver/115293] Warn if a compiler flag downgrades protection provided by -fhardened

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115293 Siddhesh Poyarekar changed: What|Removed |Added Version|13.0|14.0 CC|

[Bug driver/115293] New: Warn if a compiler flag downgrades protection provided by -fhardened

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115293 Bug ID: 115293 Summary: Warn if a compiler flag downgrades protection provided by -fhardened Product: gcc Version: 13.0 Status: UNCONFIRMED Severity: normal

[Bug c++/115031] g++.dg/modules/pr99023_b.X FAILs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115031 Rainer Orth changed: What|Removed |Added Assignee|unassigned at gcc dot gnu.org |ro at gcc dot gnu.org

[Bug c++/115031] g++.dg/modules/pr99023_b.X FAILs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115031 --- Comment #3 from GCC Commits --- The master branch has been updated by Rainer Orth : https://gcc.gnu.org/g:32f99225bcaae9b792aec143239d17f2b7e2c54b commit r15-927-g32f99225bcaae9b792aec143239d17f2b7e2c54b Author: Rainer Orth Date: Thu Ma

[Bug ada/115292] New: [15 Regression] i686-darwin17 bootstrap fails for Ada (between r15-856 and r15-889)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115292 Bug ID: 115292 Summary: [15 Regression] i686-darwin17 bootstrap fails for Ada (between r15-856 and r15-889) Product: gcc Version: 9.0 Status: UNCONFIRMED Sever

[Bug middle-end/115277] [13/14/15 regression] ICF needs to match loop bound estimates

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115277 --- Comment #2 from Martin Jambor --- (In reply to Jan Hubicka from comment #1) > Reproduces on 14 and trunk. GCC 12 is not able to determine the loop bound > during early optimizations What about gcc 13?

[Bug c++/115291] armv8-a GCC emits float32x2_t loads from uninitialized stack

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115291 Andrew Pinski changed: What|Removed |Added Resolution|--- |INVALID Status|UNCONFIRMED

[Bug libstdc++/114803] simd conversion to [[gnu::vector_size(N)]] type hits invalid code in experimental/bits/simd_builtin.h

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114803 --- Comment #8 from Alexandre Oliva --- -fsigned-char works around the fail on affected targets. I couldn't trigger it on arm-eabi, alas, not even with -funsigned-char.

[Bug bootstrap/115284] [15 regression] SEGV in check_format_arg on Solaris/SPARC

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115284 --- Comment #9 from ro at CeBiTec dot Uni-Bielefeld.DE --- > --- Comment #8 from ro at CeBiTec dot Uni-Bielefeld.DE Uni-Bielefeld.DE> --- >> --- Comment #6 from Hans-Peter Nilsson --- [...] >> versions.) BTW, it'd be nice to know it it reprod

[Bug middle-end/109849] suboptimal code for vector walking loop

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109849 --- Comment #35 from Jonathan Wakely --- (In reply to Jonathan Wakely from comment #31) > Bisection points to r14-5831-gaae723d360ca26cd9fd0b039fb0a616bd0eae363 for > that remaining FAIL as well (and it isn't fixed by the new patch). > > It int

[Bug libstdc++/115285] [12/13/14/15 Regression] std::unordered_set can have duplicate value

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115285 --- Comment #10 from Jonathan Wakely --- When deciding whether a key already exists in the hash set we use these overloads: template static __conditional_t< __and_<__is_nothrow_invocable<_Hash&, const key_type&>,

[Bug libstdc++/115285] [12/13/14/15 Regression] std::unordered_set can have duplicate value

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115285 --- Comment #9 from Jonathan Wakely --- (In reply to Andrew Pinski from comment #7) > I am suspecting it was > https://gcc.gnu.org/git/?p=gcc.git;a=commit; > h=2c43f5ec9db163696de8691eb529df06c4999bcc which caused the issue. Ah no, I think you'

[Bug target/115102] [SH] GCC misunderstands swap.b instruction

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115102 --- Comment #4 from Uroš Bizjak --- (In reply to Richard Biener from comment #1) > though on x86 there's no high word preserving swap of the lower 2 bytes. There is, please try: asm ("xchgb %h0, %b0" : "+Q" (val)); like: --cut here-- #incl

[Bug libstdc++/115285] [12/13/14/15 Regression] std::unordered_set can have duplicate value

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115285 --- Comment #8 from Jonathan Wakely --- Or r12-6272-ge3ef832a9e8d6a I think the testcase is invalid. The unordered_set uses std::equal_to to decide if a key already exists in the container, and that just uses operator== which is not defined for

[Bug c++/115291] New: armv8-a GCC emits float32x2_t loads from uninitialized stack

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115291 Bug ID: 115291 Summary: armv8-a GCC emits float32x2_t loads from uninitialized stack Product: gcc Version: 14.1.1 Status: UNCONFIRMED Severity: normal

[Bug bootstrap/115284] [15 regression] SEGV in check_format_arg on Solaris/SPARC

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115284 --- Comment #8 from ro at CeBiTec dot Uni-Bielefeld.DE --- > --- Comment #6 from Hans-Peter Nilsson --- > BTW, I see the target list says sparc*-sun-solaris2.11 which seems a cutnpasto > from some ancient template: that particular version is in

[Bug bootstrap/115284] [15 regression] SEGV in check_format_arg on Solaris/SPARC

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115284 --- Comment #7 from ro at CeBiTec dot Uni-Bielefeld.DE --- > --- Comment #4 from Hans-Peter Nilsson --- > (In reply to r...@cebitec.uni-bielefeld.de from comment #2) > >> You should use cfarm216 instead: it's way faster than the others and >> r

[Bug target/115102] [SH] GCC misunderstands swap.b instruction

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115102 --- Comment #3 from Paul Cercueil --- Created attachment 58313 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=58313&action=edit Proposed fix Attached is the proposed fix. Credits go to Oleg for the original solution.

[Bug libstdc++/114803] simd conversion to [[gnu::vector_size(N)]] type hits invalid code in experimental/bits/simd_builtin.h

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114803 Alexandre Oliva changed: What|Removed |Added CC||aoliva at gcc dot gnu.org --- Comment

[Bug c/115290] New: tree check fail in c_tree_printer, at c/c-objc-common.cc:330

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115290 Bug ID: 115290 Summary: tree check fail in c_tree_printer, at c/c-objc-common.cc:330 Product: gcc Version: unknown Status: UNCONFIRMED Severity: normal

[Bug target/115289] New: PPC: Document the machine constraint 'Y' and make it non-internal

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115289 Bug ID: 115289 Summary: PPC: Document the machine constraint 'Y' and make it non-internal Product: gcc Version: 14.0 Status: UNCONFIRMED Severity: normal

[Bug plugins/115288] New: File label-text.h not part of installation

: plugins Assignee: unassigned at gcc dot gnu.org Reporter: dcb314 at hotmail dot com Target Milestone: --- I have just tried a linux kernel build with this morning's gcc trunk compiler and I got this: home/dcb40b/gcc/results.20240530.asan.ubsan/lib/gcc/x86_64-pc-linu

[Bug rtl-optimization/101169] [10 regression] test case gcc.target/powerpc/fold-vec-extract-char.p7.c fails after r10-9880

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101169 --- Comment #7 from GCC Commits --- The master branch has been updated by Alexandre Oliva : https://gcc.gnu.org/g:ac5c6c90a7f1f432fe19bc058d70b08967c25e3e commit r15-923-gac5c6c90a7f1f432fe19bc058d70b08967c25e3e Author: Alexandre Oliva Date: