[Bug rtl-optimization/112380] [14 regression] ICE when building Mesa (in combine, internal compiler error: in simplify_subreg) since r14-4612-g6decda1a35be57

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112380 Sam James changed: What|Removed |Added CC||roger at nextmovesoftware dot com --- Comm

[Bug libbacktrace/112263] [C++23] std::stacktrace does not identify symbols in shared library

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112263 --- Comment #12 from vincenzo Innocente --- confirm that the patch solves the issue c++ -std=c++23 testStacktrace.cpp -lstdc++exp -g -DINLIB -fpic -shared -o liba.so -ldl;c++ -std=c++23 testStacktrace.cpp -lstdc++exp -g -DINMAIN -L. -la -Wl,-rp

[Bug target/112105] [14 Regression] vector by lane operation costing broken since g:21416caf221fae4351319ef8ca8d41c0234bdfa7

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112105 --- Comment #3 from CVS Commits --- The trunk branch has been updated by Richard Sandiford : https://gcc.gnu.org/g:0e6f3e9175bddb5cada6571744f33af574232c76 commit r14-5129-g0e6f3e9175bddb5cada6571744f33af574232c76 Author: Richard Sandiford Da

[Bug target/112105] [14 Regression] vector by lane operation costing broken since g:21416caf221fae4351319ef8ca8d41c0234bdfa7

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112105 Richard Sandiford changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug tree-optimization/112393] New: [14 Regression] ICE: in gen_reg_rtx, at emit-rtl.cc:1208 with -mavx5124fmaps -Wuninitialized

unk-r14-5128-20231105174125-g9acea4376fd-checking-yes-rtl-df-extra-amd64 Thread model: posix Supported LTO compression algorithms: zlib zstd gcc version 14.0.0 20231105 (experimental) (GCC)

[Bug target/112394] New: ICE: in extract_constrain_insn, at recog.cc:2705 insn does not satisfy its constraints: {*vec_extractv2di_1} with -O -mavx512vbmi2 -mapxf -mno-sse4.2

-5128-20231105174125-g9acea4376fd-checking-yes-rtl-df-extra-amd64 Thread model: posix Supported LTO compression algorithms: zlib zstd gcc version 14.0.0 20231105 (experimental) (GCC)

[Bug rtl-optimization/112380] [14 regression] ICE when building Mesa (in combine, internal compiler error: in simplify_subreg) since r14-2526-g8911879415d6c2

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112380 Roger Sayle changed: What|Removed |Added Assignee|unassigned at gcc dot gnu.org |roger at nextmovesoftware dot com

[Bug tree-optimization/112395] New: `CST1| (x & CST0)` -> `0x1e | x` iff `x&CST0` known zero bits outside of CST1 is known to be 0

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112395 Bug ID: 112395 Summary: `CST1| (x & CST0)` -> `0x1e | x` iff `x&CST0` known zero bits outside of CST1 is known to be 0 Product: gcc Version: 14.0 Status: UNCONFIRMED

[Bug tree-optimization/112395] `CST1| (x & CST0)` -> `0x1e | x` iff `x&CST0` known zero bits outside of CST1 is known to be 0

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112395 Andrew Pinski changed: What|Removed |Added Assignee|unassigned at gcc dot gnu.org |pinskia at gcc dot gnu.org

[Bug libbacktrace/112396] New: "make check" should not error out, even when some checks failed

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112396 Bug ID: 112396 Summary: "make check" should not error out, even when some checks failed Product: gcc Version: 14.0 Status: UNCONFIRMED Severity: normal

[Bug libbacktrace/112396] "make check" should not error out, even when some checks failed

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112396 --- Comment #1 from Andrew Pinski --- https://gcc.gnu.org/install/test.html Even mentions -k option for a long time.

[Bug libstdc++/112397] New: Two persistent libstdc++ test failures on x86_64-apple-darwin

'operator new[](unsigned long, s td::nothrow_t const&)' from file '/Users/fx/ibin-20231105/x86_64-apple-darwin21/./libstdc++-v3/src/.libs/libstdc++.a(new_opvnt.o)' m eans the weak symbol cannot be overridden at runtime. This was likely caused by different translation units be

[Bug tree-optimization/111572] [14 Regression] Wrong code at -O2 on x86_64-linux-gnu since r14-301-gf2d6beb7a4d

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111572 Andrew Pinski changed: What|Removed |Added Keywords||needs-bisection --- Comment #5 from And

[Bug tree-optimization/109696] [14 Regression] ice: tree check fail since r14-377

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109696 Andrew Pinski changed: What|Removed |Added Keywords||needs-bisection --- Comment #2 from And

[Bug tree-optimization/109696] [14 Regression] ice: tree check fail since r14-377

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109696 Andrew Pinski changed: What|Removed |Added Resolution|--- |DUPLICATE Status|NEW

[Bug ipa/109711] [14 regression] ICE (tree check: expected class ‘type’, have ‘exceptional’ (error_mark) in verify_range, at value-range.cc:1060) when building ffmpeg-4.4.4 since r14-377-gc92b8be9b52b

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109711 Andrew Pinski changed: What|Removed |Added CC||dcb314 at hotmail dot com --- Comment #

[Bug debug/110308] [14 Regression] ICE on audiofile-0.3.6: RTL: vartrack: Segmentation fault in mode_to_precision(machine_mode)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110308 Andrew Pinski changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug tree-optimization/111389] [14 Regression] ICE in check_loop_closed_ssa_def, at tree-ssa-loop-manip.cc:647

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111389 Andrew Pinski changed: What|Removed |Added Status|NEW |RESOLVED Resolution|---

[Bug tree-optimization/109689] [14 Regression] ICE at -O1 with "-ftree-vectorize": in check_loop_closed_ssa_def, at tree-ssa-loop-manip.cc:645 since r14-301-gf2d6beb7a4ddf1

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109689 Andrew Pinski changed: What|Removed |Added CC||shaohua.li at inf dot ethz.ch --- Comme

[Bug middle-end/111754] [14 Regression] ICE: in decompose, at rtl.h:2313 at -O

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111754 --- Comment #9 from Andrew Pinski --- The ICE seems to be gone, and the generated code looks correct.

[Bug middle-end/112398] New: Suboptimal code generation for xor pattern on subword data

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112398 Bug ID: 112398 Summary: Suboptimal code generation for xor pattern on subword data Product: gcc Version: 14.0 Status: UNCONFIRMED Severity: normal Pr

[Bug tree-optimization/105834] [13/14 Regression] Dead Code Elimination Regression at -O2 (trunk vs. 12.1.0)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105834 Thomas Koenig changed: What|Removed |Added See Also||https://gcc.gnu.org/bugzill

[Bug target/112398] Suboptimal code generation for xor pattern on subword data

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112398 Andrew Pinski changed: What|Removed |Added Component|middle-end |target --- Comment #1 from Andrew Pinsk

[Bug target/112398] Suboptimal code generation for xor pattern on subword data

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112398 Andrew Pinski changed: What|Removed |Added Status|UNCONFIRMED |WAITING Last reconfirmed|

[Bug middle-end/111754] [14 Regression] ICE: in decompose, at rtl.h:2313 at -O

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111754 --- Comment #10 from Richard Sandiford --- Yeah, the problem went latent after the fix for PR111648, but the underlying problem is still there. Prathamesh is working on a fix for that. See the thread starting at https://gcc.gnu.org/pipermail/g

[Bug tree-optimization/111792] [14 Regression] wrong code at -O3 on x86_64-linux-gnu since r14-3414-g0cfc9c953d0221

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111792 Andrew Pinski changed: What|Removed |Added Keywords||needs-bisection --- Comment #3 from And

[Bug target/112393] [14 Regression] ICE: in gen_reg_rtx, at emit-rtl.cc:1208 with -mavx5124fmaps -Wuninitialized

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112393 Andrew Pinski changed: What|Removed |Added Target Milestone|--- |14.0 --- Comment #1 from Andrew Pinski

[Bug target/112280] [14 regression] ICE building libgcrypt-1.10.2 on s390 (during GIMPLE pass: ccp)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112280 Andrew Pinski changed: What|Removed |Added See Also||https://gcc.gnu.org/bugzill

[Bug libbacktrace/112396] "make check" should not error out, even when some checks failed

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112396 Eric Gallager changed: What|Removed |Added CC||egallager at gcc dot gnu.org --- Commen

[Bug debug/109676] [13/14 regression] ICE in simplify_subreg, at simplify-rtx.cc:7426 when building firefox with -O2 -march=alderlake -g since r13-3378-gf6c168f8c06047

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109676 Andrew Pinski changed: What|Removed |Added Status|ASSIGNED|RESOLVED Target Milestone|13.3

[Bug target/111889] [14 Regression] 128/256 intrins could not be used with only specifying "no-evex512, avx512vl" in function attribute

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111889 --- Comment #6 from CVS Commits --- The master branch has been updated by Haochen Jiang : https://gcc.gnu.org/g:fd5147177b9fa04943a3a55512b81f8f46ab4ac5 commit r14-5140-gfd5147177b9fa04943a3a55512b81f8f46ab4ac5 Author: Haochen Jiang Date: M

[Bug c/112399] New: RISC-V: Missed AVL propagation for complicate reduction case

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112399 Bug ID: 112399 Summary: RISC-V: Missed AVL propagation for complicate reduction case Product: gcc Version: 14.0 Status: UNCONFIRMED Severity: normal

[Bug libbacktrace/112396] "make check" should not error out, even when some checks failed

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112396 Ian Lance Taylor changed: What|Removed |Added CC||ian at airs dot com --- Comment #3 f

[Bug target/112280] [14 regression] ICE building libgcrypt-1.10.2 on s390 (during GIMPLE pass: ccp)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112280 Andrew Pinski changed: What|Removed |Added Keywords||ice-on-valid-code See Also|

[Bug target/112393] [14 Regression] ICE: in gen_reg_rtx, at emit-rtl.cc:1208 with -mavx5124fmaps -Wuninitialized

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112393 Andrew Pinski changed: What|Removed |Added See Also||https://gcc.gnu.org/bugzill

[Bug target/112393] [14 Regression] ICE: in gen_reg_rtx, at emit-rtl.cc:1208 with -mavx5124fmaps -Wuninitialized

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112393 --- Comment #3 from Hongtao.liu --- Yes, should return true if d->testing_p instead of generate rtl code.

[Bug tree-optimization/110755] [13 Regression] Wrong optimization of fabs on ppc64el at -O1

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110755 Hans-Peter Nilsson changed: What|Removed |Added Target|powerpc64le |powerpc64le, aarch64

[Bug target/111907] ICE: in curr_insn_transform, at lra-constraints.cc:4294 unable to generate reloads for: {*andnottf3} with -mavx512f -mno-evex512

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111907 --- Comment #4 from Haochen Jiang --- I guess it is caused by "*andnot3", not confirmed yet. The isa for the last constraint changed to avx512f_512, which will make the pattern disabled under -mavx512f -mno-evex512. Let me find a solution on tha

[Bug target/111907] ICE: in curr_insn_transform, at lra-constraints.cc:4294 unable to generate reloads for: {*andnottf3} with -mavx512f -mno-evex512

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111907 --- Comment #5 from Haochen Jiang --- BTW, it should be disabled since it will use zmm previously. foo(_Float128, _Float128): pushrbp mov rbp, rsp vmovdqa XMMWORD PTR [rbp-16], xmm0 vmovdqa XMMWORD PTR [r

[Bug target/112400] New: VAX: ICE in fixup_reorder_chain, at cfgrtl.cc:4025, whilst building gimple_match.cc

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112400 Bug ID: 112400 Summary: VAX: ICE in fixup_reorder_chain, at cfgrtl.cc:4025, whilst building gimple_match.cc Product: gcc Version: 12.2.0 Status: UNCONFIRMED Se

[Bug target/112400] VAX: ICE in fixup_reorder_chain, at cfgrtl.cc:4025, whilst building gimple_match.cc

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112400 --- Comment #1 from Kalvis Duckmanton --- Created attachment 56512 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=56512&action=edit patch proposed as solution

[Bug target/112400] VAX: ICE in fixup_reorder_chain, at cfgrtl.cc:4025, whilst building gimple_match.cc

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112400 --- Comment #2 from Andrew Pinski --- Patches should be posted to gcc-patches@ after reading https://gcc.gnu.org/contribute.html .

[Bug target/112400] VAX: ICE in fixup_reorder_chain, at cfgrtl.cc:4025, whilst building gimple_match.cc

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112400 --- Comment #3 from Andrew Pinski --- Looks like it was introduced with r0-63993-g05dde071b32f .

[Bug c/112401] New: RISC-V: So many redundant move instructions due to subreg handling on vector mode

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112401 Bug ID: 112401 Summary: RISC-V: So many redundant move instructions due to subreg handling on vector mode Product: gcc Version: 14.0 Status: UNCONFIRMED Severi

[Bug c/112401] RISC-V: So many redundant move instructions due to subreg handling on vector mode

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112401 --- Comment #1 from JuzheZhong --- GCC ASM: subreg_to_reg_1: li a5,32 vsetvli zero,a5,e32,m8,ta,ma vle32.v v16,0(a0) vmv1r.v v8,v16 vmv1r.v v7,v17 vmv1r.v v6,v18 vmv1r.v v5,v19

[Bug target/112398] Suboptimal code generation for xor pattern on subword data

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112398 --- Comment #3 from Siarhei Volkau --- Well, let's rewrite it in that way: void neg8 (uint8_t *restrict dst, const uint8_t *restrict src) { uint8_t work = ~*src; // or *src ^ 0xff; dst[0] = (work >> 4) | (work << 4); } Wherever upper b

[Bug rtl-optimization/112398] Suboptimal code generation for xor pattern on subword data

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112398 Andrew Pinski changed: What|Removed |Added Status|WAITING |UNCONFIRMED Component|target

[Bug target/111828] rs6000: Parse inline asm string to figure out it requires HTM feature or not.

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111828 --- Comment #10 from CVS Commits --- The master branch has been updated by Kewen Lin : https://gcc.gnu.org/g:b2075291af8810794c7184fd125b991c2341cb1e commit r14-5142-gb2075291af8810794c7184fd125b991c2341cb1e Author: Kewen Lin Date: Mon Nov

[Bug target/111889] [14 Regression] 128/256 intrins could not be used with only specifying "no-evex512, avx512vl" in function attribute

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111889 Haochen Jiang changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug tree-optimization/112402] New: [11/12/13/14 Regression] Path splitting causes if-conversion miss

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112402 Bug ID: 112402 Summary: [11/12/13/14 Regression] Path splitting causes if-conversion miss Product: gcc Version: 14.0 Status: UNCONFIRMED Keywords: missed-optim

[Bug tree-optimization/112402] [11/12/13/14 Regression] Path splitting causes if-conversion miss

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112402 Andrew Pinski changed: What|Removed |Added Target Milestone|--- |11.5

[Bug middle-end/112403] New: `s+ (a?-1:1)` and `a?s-1:s+1` produce two different code generation

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112403 Bug ID: 112403 Summary: `s+ (a?-1:1)` and `a?s-1:s+1` produce two different code generation Product: gcc Version: 14.0 Status: UNCONFIRMED Keywords: missed-opt

[Bug target/112387] RISC-V: failed to SLP INT64 gather load

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112387 --- Comment #1 from JuzheZhong --- Oh. I see. with -fno-vect-cost-model, it can SLP now: https://godbolt.org/z/q5se4sd9x foo: beq a3,zero,.L8 csrra6,vlenb srlia4,a6,3 sllia3,a3,1 neg

[Bug tree-optimization/112296] __builtin_constant_p doesn't propagate through member functions

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112296 --- Comment #14 from CVS Commits --- The master branch has been updated by Richard Biener : https://gcc.gnu.org/g:442715708911ed6cc6f3785e3996a62f5ee7f21f commit r14-5143-g442715708911ed6cc6f3785e3996a62f5ee7f21f Author: Richard Biener Date:

[Bug tree-optimization/112296] __builtin_constant_p doesn't propagate through member functions

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112296 Richard Biener changed: What|Removed |Added Status|ASSIGNED|NEW Keywords|documentation

[Bug tree-optimization/110223] Missed optimization vectorizing booleans comparisons

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110223 Andrew Pinski changed: What|Removed |Added See Also||https://gcc.gnu.org/bugzill

[Bug tree-optimization/112369] [14 regression] ICE when building webkit-gtk with -mavx

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112369 Richard Biener changed: What|Removed |Added Assignee|unassigned at gcc dot gnu.org |rguenth at gcc dot gnu.org