[Bug target/112431] RISC-V GCC-15 feature: Support register overlap on widen RVV instructions

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112431 --- Comment #15 from GCC Commits --- The master branch has been updated by Pan Li : https://gcc.gnu.org/g:7e854b58084c131fceca9e8fa9dcc7469972e69d commit r14-6400-g7e854b58084c131fceca9e8fa9dcc7469972e69d Author: Juzhe-Zhong Date: Sat Dec

[Bug target/110606] ICE output_operand: '%&' used without any local dynamic TLS references on powerpc64le-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110606 --- Comment #10 from Jeevitha --- The following instructions [in basic block 4] were removed in sched2 DCE, which makes r3 unused [populated in call_insn 26], but they were not deleted in this pass itself: (insn 28 26 29 4 (set (reg:DI 9 9

[Bug middle-end/101852] [meta-bug] some standard RTL names are not documented

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101852 Andrew Pinski changed: What|Removed |Added Last reconfirmed||2023-12-11

[Bug middle-end/112951] [14 Regression] cond_copysign, cond_len_copysign optab not documented

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112951 Andrew Pinski changed: What|Removed |Added Target Milestone|--- |14.0

[Bug fortran/112873] F2023 degree trig functions

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112873 --- Comment #11 from Steve Kargl --- On Sun, Dec 10, 2023 at 09:45:33PM +, anlauf at gcc dot gnu.org wrote: > > here's a minor update that fully removes the "Extended math intrinsics" node. > Otherwise your patch would not compile here.

[Bug middle-end/112951] New: [14 Regression] cond_copysign, cond_len_copysign optab not documented

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112951 Bug ID: 112951 Summary: [14 Regression] cond_copysign, cond_len_copysign optab not documented Product: gcc Version: 14.0 Status: UNCONFIRMED Keywords:

[Bug middle-end/101852] [meta-bug] some standard RTL names are not documented

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101852 --- Comment #5 from Andrew Pinski --- A new one for GCC 14 even: cond_copysign cond_len_copysign

[Bug target/112950] New: gcc.target/aarch64/sve/acle/general/dupq_5.c fails on aarch64_be-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112950 Bug ID: 112950 Summary: gcc.target/aarch64/sve/acle/general/dupq_5.c fails on aarch64_be-linux-gnu Product: gcc Version: 14.0 Status: UNCONFIRMED Keywords:

[Bug c++/104234] ICE with -fmodules-ts and std::map/_Rb_tree

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104234 --- Comment #2 from GCC Commits --- The master branch has been updated by Nathaniel Shead : https://gcc.gnu.org/g:ab3daffcbf35566d468c3028e48068a481048baf commit r14-6394-gab3daffcbf35566d468c3028e48068a481048baf Author: Nathaniel Shead

[Bug c++/100470] std::is_nothrow_move_constructible incorrect behavior for explicitly defaulted members

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100470 --- Comment #7 from GCC Commits --- The master branch has been updated by Nathaniel Shead : https://gcc.gnu.org/g:4719b6f5ae4d758f193a17bbd5fb6cbacd702a23 commit r14-6395-g4719b6f5ae4d758f193a17bbd5fb6cbacd702a23 Author: Nathaniel Shead

[Bug c++/96090] noexcept operator of potentially-throwing defaulted function gives the wrong result

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96090 --- Comment #3 from GCC Commits --- The master branch has been updated by Nathaniel Shead : https://gcc.gnu.org/g:4719b6f5ae4d758f193a17bbd5fb6cbacd702a23 commit r14-6395-g4719b6f5ae4d758f193a17bbd5fb6cbacd702a23 Author: Nathaniel Shead Date:

[Bug c++/53025] [C++11] noexcept operator depends on copy-elision

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=53025 --- Comment #9 from GCC Commits --- The master branch has been updated by Nathaniel Shead : https://gcc.gnu.org/g:4719b6f5ae4d758f193a17bbd5fb6cbacd702a23 commit r14-6395-g4719b6f5ae4d758f193a17bbd5fb6cbacd702a23 Author: Nathaniel Shead Date:

[Bug c++/112580] [14 Regression]: g++.dg/modules/xtreme-header-4_b.C et al; ICE tree check: expected class 'type', have 'declaration'

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112580 --- Comment #2 from GCC Commits --- The master branch has been updated by Nathaniel Shead : https://gcc.gnu.org/g:ab3daffcbf35566d468c3028e48068a481048baf commit r14-6394-gab3daffcbf35566d468c3028e48068a481048baf Author: Nathaniel Shead

[Bug target/112929] [14] RISC-V vector: Variable clobbered at runtime

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112929 --- Comment #12 from Li Pan --- (In reply to Patrick O'Neill from comment #0) > Testcase: > int printf(char *, ...); > int a, b, l, i, p, q, t, n, o; > int *volatile c; > static int j; > static struct pack_1_struct d; > long e; > char m = 5; >

[Bug target/112904] [14 Regression] ICE in extract_insn, at recog.cc:2791 with -mxop since r14-4964-g7eed861e8ca3f5

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112904 Hongtao Liu changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug target/112904] [14 Regression] ICE in extract_insn, at recog.cc:2791 with -mxop since r14-4964-g7eed861e8ca3f5

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112904 --- Comment #3 from GCC Commits --- The master branch has been updated by hongtao Liu : https://gcc.gnu.org/g:2c2df123de432356d28ee7e8a9627dc9e80a399d commit r14-6393-g2c2df123de432356d28ee7e8a9627dc9e80a399d Author: liuhongt Date: Fri Dec

[Bug c/112947] Contradictory indications of extern __thread address NULL or not with UBSAN

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112947 --- Comment #4 from resence at parsoma dot net --- Or rather, static int *nimErrorFlag(void) { /* With this, no always-false warning */ /* printf("BAR1: %p\n", (void*)__system_u4299); */ if (((__system_u4299) == (void *)0)) {

[Bug c/112947] Contradictory indications of extern __thread address NULL or not with UBSAN

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112947 --- Comment #3 from resence at parsoma dot net --- It's not only the null pointer check per se though? Re-add a stdio.h import for convenience, and it still vacillates whether or not that address is NULL or not: BAR2: 0x7f25d843173c BAR3:

[Bug target/112707] [14 regression] gcc 14 outputs invalid assembly on ppc: Error: unrecognized opcode: `fctid'

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112707 HaoChen Gui changed: What|Removed |Added Resolution|--- |FIXED Status|NEW

[Bug target/112707] [14 regression] gcc 14 outputs invalid assembly on ppc: Error: unrecognized opcode: `fctid'

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112707 --- Comment #16 from GCC Commits --- The master branch has been updated by HaoChen Gui : https://gcc.gnu.org/g:ae226cb1ee17d61c416c9d4d8c5a142788b8afff commit r14-6392-gae226cb1ee17d61c416c9d4d8c5a142788b8afff Author: Haochen Gui Date: Mon

[Bug target/112707] [14 regression] gcc 14 outputs invalid assembly on ppc: Error: unrecognized opcode: `fctid'

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112707 --- Comment #15 from GCC Commits --- The master branch has been updated by HaoChen Gui : https://gcc.gnu.org/g:46e342b985e6b4058db73875103cced2666e84e2 commit r14-6391-g46e342b985e6b4058db73875103cced2666e84e2 Author: Haochen Gui Date: Mon

[Bug c++/95656] Inconsistent output in compiling an undefined function

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95656 Andrew Pinski changed: What|Removed |Added See Also||https://gcc.gnu.org/bugzill

[Bug c++/95656] Inconsistent output in compiling an undefined function

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95656 --- Comment #4 from Andrew Pinski --- * See also PR79265 and PR98109

[Bug c++/95656] Inconsistent output in compiling an undefined function

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95656 Andrew Pinski changed: What|Removed |Added CC||resence at parsoma dot net --- Comment

[Bug c/112947] Contradictory indications of extern __thread address NULL or not with UBSAN

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112947 Andrew Pinski changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug c/112947] Contradictory indications of extern __thread address NULL or not with UBSAN

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112947 --- Comment #1 from Andrew Pinski --- This is by design. -fsanitize=undefined turns off -fdelete-null-pointer-checks .

[Bug tree-optimization/112949] evrp produces incorrect range for __builtin_clz

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112949 --- Comment #7 from Andrew Pinski --- Specifically https://gcc.gnu.org/bugzilla/show_bug.cgi?id=32455#c4 .

[Bug tree-optimization/112949] evrp produces incorrect range for __builtin_clz

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112949 Andrew Pinski changed: What|Removed |Added See Also||https://gcc.gnu.org/bugzill

[Bug target/110273] [12/13/14 Regression] i686-w64-mingw32 with -mavx512f generates AVX instructions without stack alignment

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110273 --- Comment #13 from Zeb Figura --- (In reply to Sam James from comment #11) > (In reply to Jens-Hanno Schwalm from comment #10) > > Hi, i think we found a very-similar issue in darktable code, you might look > > at > > > >

[Bug tree-optimization/112949] evrp produces incorrect range for __builtin_clz

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112949 --- Comment #5 from Andrew Pinski --- Oh the definition of __builtin_clz does not have return value so the value is undefined to begin with.

[Bug tree-optimization/112949] evrp produces incorrect range for __builtin_clz

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112949 Andrew Pinski changed: What|Removed |Added Resolution|--- |INVALID Status|UNCONFIRMED

[Bug tree-optimization/112949] evrp produces incorrect range for __builtin_clz

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112949 --- Comment #3 from Krister Walfridsson --- The C program is obviously UB. But the optimization is done on GIMPLE, and it is not obvious to me that the GIMPLE code is UB -- we have a function called __builtin_clz that calls an internal

[Bug tree-optimization/112949] evrp produces incorrect range for __builtin_clz

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112949 --- Comment #2 from Andrew Pinski --- defining __builtin_clz makes this code undefined. Especially when it comes to calling itself. That is the ranges here are ok and correct but rather the usage is undefined. gcc.dg/pr100521.c is just

[Bug tree-optimization/112949] evrp produces incorrect range for __builtin_clz

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112949 --- Comment #1 from Andrew Pinski --- I think the testcase is broken rather than anything else.

[Bug tree-optimization/112949] New: evrp produces incorrect range for __builtin_clz

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112949 Bug ID: 112949 Summary: evrp produces incorrect range for __builtin_clz Product: gcc Version: 14.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component:

[Bug target/112948] New: gcc/config/aarch64/aarch64-early-ra.cc:1953: possible cut'n'paste error ?

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112948 Bug ID: 112948 Summary: gcc/config/aarch64/aarch64-early-ra.cc:1953: possible cut'n'paste error ? Product: gcc Version: 14.0 Status: UNCONFIRMED Severity:

[Bug c/112947] New: Contradictory indications of extern __thread address NULL or not with UBSAN

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112947 Bug ID: 112947 Summary: Contradictory indications of extern __thread address NULL or not with UBSAN Product: gcc Version: 13.2.0 Status: UNCONFIRMED Severity:

[Bug fortran/112873] F2023 degree trig functions

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112873 anlauf at gcc dot gnu.org changed: What|Removed |Added CC||anlauf at gcc dot gnu.org

[Bug fortran/105543] Function returning a class array with contiguous attribute rejected

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105543 anlauf at gcc dot gnu.org changed: What|Removed |Added Target Milestone|--- |14.0

[Bug fortran/111503] Issues with POINTER, OPTIONAL, CONTIGUOUS dummy arguments

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111503 anlauf at gcc dot gnu.org changed: What|Removed |Added Target Milestone|--- |14.0 Resolution|---

[Bug libstdc++/104928] std::counting_semaphore on Linux can sleep forever

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104928 --- Comment #6 from Jonathan Wakely --- If you can reply on gcc-patches (CCing the libstdc++ list) that would be great, thanks for looking at it!

[Bug libstdc++/104928] std::counting_semaphore on Linux can sleep forever

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104928 --- Comment #5 from Nate Eldredge --- Oh wait, disregard that last, I realized that I only applied one of the two patches. Let me try again.

[Bug libstdc++/104928] std::counting_semaphore on Linux can sleep forever

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104928 --- Comment #4 from Nate Eldredge --- @Jonathan: I think that patch set is on the right track, but it has some other serious bugs. For one, __atomic_wait_address calls __detail::__wait_impl with __args._M_old uninitialized (g++ -O3 -Wall

[Bug tree-optimization/112880] ICE: in smallest_mode_for_size, at stor-layout.cc:356 with __builtin_mul_overflow() of _BitInt(1024)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112880 Andrew Pinski changed: What|Removed |Added Target Milestone|--- |14.0

[Bug middle-end/112881] ICE: in count_type_elements, at expr.cc:7034 when initializing struct with a _BitInt(64) member

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112881 Andrew Pinski changed: What|Removed |Added Target Milestone|--- |14.0

[Bug fortran/100651] [11/12/13/14 Regression] Bad handling of optional, allocatable character argument

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100651 anlauf at gcc dot gnu.org changed: What|Removed |Added Target Milestone|11.5|13.3

[Bug c++/105220] [CWG2589] concept evaluation and friendship

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105220 Jason Merrill changed: What|Removed |Added CC||jason at gcc dot gnu.org

[Bug fortran/93762] Truncation of deferred-length string when passing as optional

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93762 anlauf at gcc dot gnu.org changed: What|Removed |Added Keywords||wrong-code Target

[Bug fortran/100651] [11/12/13/14 Regression] Bad handling of optional, allocatable character argument

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100651 --- Comment #17 from GCC Commits --- The releases/gcc-13 branch has been updated by Harald Anlauf : https://gcc.gnu.org/g:7a2f4af9b1b12d8b1f1b4cf4ddb812f2a48ce9ff commit r13-8142-g7a2f4af9b1b12d8b1f1b4cf4ddb812f2a48ce9ff Author: Harald Anlauf

[Bug fortran/93762] Truncation of deferred-length string when passing as optional

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93762 --- Comment #6 from GCC Commits --- The releases/gcc-13 branch has been updated by Harald Anlauf : https://gcc.gnu.org/g:7a2f4af9b1b12d8b1f1b4cf4ddb812f2a48ce9ff commit r13-8142-g7a2f4af9b1b12d8b1f1b4cf4ddb812f2a48ce9ff Author: Harald Anlauf

[Bug modula2/112946] New: Assignment of string to enumeration or set crashes

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112946 Bug ID: 112946 Summary: Assignment of string to enumeration or set crashes Product: gcc Version: 14.0 Status: UNCONFIRMED Severity: normal Priority: P3

[Bug tree-optimization/111972] [14 regression] missed vectorzation for bool a = j != 1; j = (long int)a;

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111972 Andrew Pinski changed: What|Removed |Added Keywords||patch URL|

[Bug target/110273] [12/13/14 Regression] i686-w64-mingw32 with -mavx512f generates AVX instructions without stack alignment

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110273 --- Comment #12 from Andrew Pinski --- (In reply to Sam James from comment #11) > (In reply to Jens-Hanno Schwalm from comment #10) > > Hi, i think we found a very-similar issue in darktable code, you might look > > at > > > >

[Bug target/110273] [12/13/14 Regression] i686-w64-mingw32 with -mavx512f generates AVX instructions without stack alignment

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110273 --- Comment #11 from Sam James --- (In reply to Jens-Hanno Schwalm from comment #10) > Hi, i think we found a very-similar issue in darktable code, you might look > at > > https://github.com/darktable-org/darktable/pull/15742 > If you're

[Bug target/112933] gcc.target/aarch64/sme2/acle-asm/read_za16_vg1x2.c fails on aarch64_be

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112933 Richard Sandiford changed: What|Removed |Added Resolution|--- |FIXED Status|ASSIGNED

[Bug target/112931] gcc.target/aarch64/sme2/acle-asm/write_za16_vg1x2.c ICEs on aarch64_be

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112931 Richard Sandiford changed: What|Removed |Added Resolution|--- |FIXED Status|ASSIGNED

[Bug target/112930] gcc.target/aarch64/sme/call_sm_switch_7.c ICEs on aarch64_be

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112930 Richard Sandiford changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug target/112931] gcc.target/aarch64/sme2/acle-asm/write_za16_vg1x2.c ICEs on aarch64_be

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112931 --- Comment #3 from GCC Commits --- The trunk branch has been updated by Richard Sandiford : https://gcc.gnu.org/g:b3aed459634654d295a1d00e6c149565ced7a9a2 commit r14-6387-gb3aed459634654d295a1d00e6c149565ced7a9a2 Author: Richard Sandiford

[Bug target/112933] gcc.target/aarch64/sme2/acle-asm/read_za16_vg1x2.c fails on aarch64_be

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112933 --- Comment #2 from GCC Commits --- The trunk branch has been updated by Richard Sandiford : https://gcc.gnu.org/g:b3aed459634654d295a1d00e6c149565ced7a9a2 commit r14-6387-gb3aed459634654d295a1d00e6c149565ced7a9a2 Author: Richard Sandiford

[Bug target/112930] gcc.target/aarch64/sme/call_sm_switch_7.c ICEs on aarch64_be

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112930 --- Comment #3 from GCC Commits --- The trunk branch has been updated by Richard Sandiford : https://gcc.gnu.org/g:f5c8d6bc050a8a6120aff2be25b6892d91baac99 commit r14-6386-gf5c8d6bc050a8a6120aff2be25b6892d91baac99 Author: Richard Sandiford

[Bug fortran/111503] Issues with POINTER, OPTIONAL, CONTIGUOUS dummy arguments

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111503 --- Comment #3 from GCC Commits --- The master branch has been updated by Harald Anlauf : https://gcc.gnu.org/g:99c5fa3ba6b5f54a7d632bd9da0e07dd85a4b669 commit r14-6382-g99c5fa3ba6b5f54a7d632bd9da0e07dd85a4b669 Author: Harald Anlauf Date:

[Bug tree-optimization/112945] FAIL: gcc.dg/tree-ssa/phi-opt-24.c scan-tree-dump-not phiopt2 "if"

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112945 Andrew Pinski changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug fortran/105543] Function returning a class array with contiguous attribute rejected

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105543 --- Comment #4 from GCC Commits --- The master branch has been updated by Harald Anlauf : https://gcc.gnu.org/g:1e462fb480d38de5f9a4578bbe5c5bc66a01a9ed commit r14-6381-g1e462fb480d38de5f9a4578bbe5c5bc66a01a9ed Author: Harald Anlauf Date:

[Bug tree-optimization/112468] [14 Regression] Missed phi-opt after recent change

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112468 --- Comment #8 from Andrew Pinski --- *** Bug 112945 has been marked as a duplicate of this bug. ***

[Bug target/112919] LoongArch: Alignments in tune parameters are not precise and they regress performance

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112919 --- Comment #4 from Xi Ruoyao --- On LA664: 19970.709626 -falign-labels=4 -falign-functions=16 -falign-loops=64 -falign-jumps=16 19970.709626 -falign-labels=4 -falign-functions=32 -falign-loops=32 -falign-jumps=16 19976.028765

[Bug target/110273] [12/13/14 Regression] i686-w64-mingw32 with -mavx512f generates AVX instructions without stack alignment

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110273 Jens-Hanno Schwalm changed: What|Removed |Added CC||ha...@schwalm-bremen.de ---

[Bug tree-optimization/112945] New: FAIL: gcc.dg/tree-ssa/phi-opt-24.c scan-tree-dump-not phiopt2 "if"

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112945 Bug ID: 112945 Summary: FAIL: gcc.dg/tree-ssa/phi-opt-24.c scan-tree-dump-not phiopt2 "if" Product: gcc Version: 14.0 Status: UNCONFIRMED Severity: normal

[Bug target/112919] LoongArch: Alignments in tune parameters are not precise and they regress performance

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112919 --- Comment #3 from Xi Ruoyao --- Top 10 configurations on LA464 for Coremark: 12757.542897 -falign-labels=4 -falign-functions=8 -falign-loops=32 -falign-jumps=32 12763.241863 -falign-labels=4 -falign-functions=64 -falign-loops=32

[Bug ipa/92606] [11/12/13 Regression][avr] invalid merge of symbols in progmem and data sections

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92606 --- Comment #24 from Georg-Johann Lay --- (In reply to Richard Biener from comment #22) > Should be fixed on trunk. Confirmation would be nice (checked x86 only). Tested with: gcc version 14.0.0 20231210 (experimental) (GCC) Still fa

[Bug libstdc++/104928] std::counting_semaphore on Linux can sleep forever

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104928 Jonathan Wakely changed: What|Removed |Added Last reconfirmed||2023-12-10 CC|

[Bug target/112929] [14] RISC-V vector: Variable clobbered at runtime

Li Pan --- (In reply to JuzheZhong from comment #8) > Li Pan will investigate it. He will note me if there is a bug in vsetvl pass. The interesting thing is that I cannot fully reproduce this with build 20231210. PASS >> ../build-qemu/qemu-riscv64 -cpu rv64,vlen=128,v=true,vext_

[Bug libstdc++/112942] [LWG2766] swap(variant&, variant&) is incorrectly marked as deleted

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112942 --- Comment #6 from Jonathan Wakely --- (In reply to Andrew Pinski from comment #4) > Just giving background information of the wording changes to C++17 on > std::variant and std::swap here and about the testcase you pointed to and > about when

[Bug libstdc++/112942] [LWG2766] swap(variant&, variant&) is incorrectly marked as deleted

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112942 Jonathan Wakely changed: What|Removed |Added Ever confirmed|0 |1 Summary|swap(variant&,

[Bug rtl-optimization/112758] [13/14 Regression] Inconsistent Bitwise AND Operation Result between int and long long int

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112758 --- Comment #12 from Segher Boessenkool --- (In reply to Eric Botcazou from comment #11) > > It says those upper bits are well-defined, i.e. whatever MD pattern is used > > for it eventually will emit machine code that has the exact same result

[Bug target/112944] AVR: Support .rodata in Flash for Devices with FLMAP

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112944 Georg-Johann Lay changed: What|Removed |Added Assignee|unassigned at gcc dot gnu.org |gjl at gcc dot gnu.org

[Bug target/112944] New: AVR: Support .rodata in Flash for Devices with FLMAP

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112944 Bug ID: 112944 Summary: AVR: Support .rodata in Flash for Devices with FLMAP Product: gcc Version: 14.0 Status: UNCONFIRMED Severity: normal Priority: P3

[Bug ipa/92606] [11/12/13 Regression][avr] invalid merge of symbols in progmem and data sections

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92606 --- Comment #23 from Georg-Johann Lay --- (In reply to Richard Biener from comment #22) > Should be fixed on trunk. Confirmation would be nice (checked x86 only). For AVR, this does not fix the attribute progmem case (for which it was

[Bug target/80878] -mcx16 (enable 128 bit CAS) on x86_64 seems not to work on 7.1.0

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80878 --- Comment #43 from admin_public at liblfds dot org --- > I tested CMPXCHG16B with inline assembly on an i7-1165G7 (Dell XPS 13 9305) > and it turned out to be much slower than CMPXCHG, even slower than a pair of > calls to

[Bug target/80878] -mcx16 (enable 128 bit CAS) on x86_64 seems not to work on 7.1.0

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80878 --- Comment #42 from LIU Hao --- (In reply to Yongwei Wu from comment #27) > Anyone can show a valid use case for a non-lock-free version of 128-bit > atomic_compare_exchange? > > I am trying to use it in a data structure intended to be

[Bug target/112943] New: ICE: in gen_reg_rtx, at emit-rtl.cc:1176 with -O2 -march=westmere -mapxf

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112943 Bug ID: 112943 Summary: ICE: in gen_reg_rtx, at emit-rtl.cc:1176 with -O2 -march=westmere -mapxf Product: gcc Version: 14.0 Status: UNCONFIRMED Keywords:

[Bug middle-end/112935] [14 Regression] Performance regression in Coremarks crcu8 function

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112935 Andrew Pinski changed: What|Removed |Added URL||https://gcc.gnu.org/piperma

[Bug ipa/106260] [11/12/13/14 Regression] ICE in initialize_node_lattices, at ipa-cp.cc:1289 since r8-1887-g0eaf0bfe94ff5a7c

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106260 --- Comment #5 from Zdenek Sojka --- Created attachment 56843 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=56843=edit slightly reduced testcase $ x86_64-pc-linux-gnu-gcc -O2 -fno-unit-at-a-time -fwhole-program testcase.C during IPA

[Bug target/111867] aarch64: Wrong code for bf16 literal load when the arch support +fp16

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111867 --- Comment #9 from Andrew Pinski --- Patch submitted: https://gcc.gnu.org/pipermail/gcc-patches/2023-December/640028.html