[Bug tree-optimization/114787] [14 Regression] wrong code at -O1 on x86_64-linux-gnu (the generated code hangs)

2024-04-20 Thread law at gcc dot gnu.org via Gcc-bugs
||law at gcc dot gnu.org

[Bug rtl-optimization/114729] RISC-V SPEC2017 507.cactu excessive spillls with -fschedule-insns

2024-04-18 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114729 --- Comment #11 from Jeffrey A. Law --- Yup. -fsched-verbose=99 is *very* verbose. But that's the point, to see all the gory details. It can be dialed down, but I've never done so myself. What stands out to me is this: ;;| Pressure

[Bug ipa/113291] [14 Regression] compilation never (?) finishes with recursive always_inline functions at -O and above since r14-2172

2024-04-18 Thread law at gcc dot gnu.org via Gcc-bugs
||law at gcc dot gnu.org

[Bug fortran/113956] [13/14 Regression] ice in gfc_trans_pointer_assignment, at fortran/trans-expr.cc:10524

2024-04-17 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113956 Jeffrey A. Law changed: What|Removed |Added CC||law at gcc dot gnu.org

[Bug analyzer/114677] [13/14 Regression] -Wanalyzer-fd-leak false positive writing to int * param

2024-04-17 Thread law at gcc dot gnu.org via Gcc-bugs
||law at gcc dot gnu.org

[Bug c++/114709] [12/13/14 Regression] Incorrect handling of inactive union member access via pointer to member in constant evaluated context

2024-04-17 Thread law at gcc dot gnu.org via Gcc-bugs
||law at gcc dot gnu.org

[Bug target/114741] [14 regression] aarch64 sve: unnecessary fmov for scalar int bit operations

2024-04-17 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114741 Jeffrey A. Law changed: What|Removed |Added CC||law at gcc dot gnu.org

[Bug rtl-optimization/114729] RISC-V SPEC2017 507.cactu excessive spillls with -fschedule-insns

2024-04-16 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114729 --- Comment #8 from Jeffrey A. Law --- I didn't even notice you had that testcase attached! I haven't done a deep dive, but the first thing that jumps out is the number of instructions in the ready queue, most likely because of the addressing

[Bug rtl-optimization/114729] RISC-V SPEC2017 507.cactu excessive spillls with -fschedule-insns

2024-04-16 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114729 --- Comment #7 from Jeffrey A. Law --- Yes, there are different algorithms. I looked at them a while back when we first noticed the problems with spilling and x264. There was very little difference for specint when we varied the algorithms.

[Bug rtl-optimization/114729] RISC-V SPEC2017 507.cactu excessive spillls with -fschedule-insns

2024-04-15 Thread law at gcc dot gnu.org via Gcc-bugs
|UNCONFIRMED |NEW Ever confirmed|0 |1 CC||law at gcc dot gnu.org --- Comment #3 from Jeffrey A. Law --- Right. So what I'm most interested in are the scheduler decisions as most likely IRA/LRA are simply stuck

[Bug tree-optimization/112723] [11/12/13/14 Regression] Missed optimization for invariants 'c+c' when c += -2147483647-1 and c is a global variable

2024-04-13 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112723 Jeffrey A. Law changed: What|Removed |Added CC||law at gcc dot gnu.org

[Bug lto/114574] [14 regression] ICE when building curl with LTO (fld_incomplete_type_of, at ipa-free-lang-data.cc:257) since r14-9763

2024-04-12 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114574 Jeffrey A. Law changed: What|Removed |Added CC||law at gcc dot gnu.org

[Bug debug/114608] [14 Regression] Undefined reference in output asm with -fipa-reference -fipa-reference-addressable -fsection-anchors -gbtf

2024-04-12 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114608 Jeffrey A. Law changed: What|Removed |Added CC||law at gcc dot gnu.org

[Bug target/114621] [11/12/13/14 Regression] ICE: in extract_insn, at recog.cc:2812 (unrecognizable insn) with -O -fpie and _Thread_local with large offset

2024-04-12 Thread law at gcc dot gnu.org via Gcc-bugs
||law at gcc dot gnu.org

[Bug c++/114634] [11/12/13/14 Regression] Crash Issue Encountered in GCC Compilation of Template Code with Aligned Attribute

2024-04-12 Thread law at gcc dot gnu.org via Gcc-bugs
||law at gcc dot gnu.org

[Bug libgcc/114689] [14 Regression] libgcc/config/m68k/fpgnulib.c:305: Suspicious coding ?

2024-04-12 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114689 Jeffrey A. Law changed: What|Removed |Added Priority|P3 |P4

[Bug target/114676] [12/13/14 Regression] DSE removes assignment that is used later

2024-04-12 Thread law at gcc dot gnu.org via Gcc-bugs
||law at gcc dot gnu.org Priority|P3 |P1 Status|UNCONFIRMED |NEW Last reconfirmed||2024-04-12

[Bug target/89835] The RISC-V target uses amoswap.w for relaxed stores

2024-04-07 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89835 Jeffrey A. Law changed: What|Removed |Added CC||law at gcc dot gnu.org

[Bug libstdc++/84568] libstdc++-v3 configure checks for atomic operations fail on riscv

2024-04-07 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84568 Jeffrey A. Law changed: What|Removed |Added CC||law at gcc dot gnu.org

[Bug target/113742] ICE: RTL check: expected elt 1 type 'i' or 'n', have 'e' (rtx set) in riscv_macro_fusion_pair_p, at config/riscv/riscv.cc:8416 with -O2 -finstrument-functions -mtune=sifive-p600-se

2024-04-07 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113742 Jeffrey A. Law changed: What|Removed |Added CC||law at gcc dot gnu.org

[Bug rtl-optimization/114415] [13 Regression] wrong code with -Oz -fno-dce -fno-forward-propagate -flive-range-shrinkage -fweb since r13-1826

2024-04-06 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114415 --- Comment #9 from Jeffrey A. Law --- Yea. I think my first one in this space was in the mid 90s on the PA. Sigh.

[Bug rtl-optimization/114415] [13 Regression] wrong code with -Oz -fno-dce -fno-forward-propagate -flive-range-shrinkage -fweb since r13-1826

2024-04-04 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114415 Jeffrey A. Law changed: What|Removed |Added Summary|[13/14 Regression] wrong|[13 Regression] wrong code

[Bug tree-optimization/114545] [11/12/13/14 Regression] Missed optimization for CSE

2024-04-04 Thread law at gcc dot gnu.org via Gcc-bugs
||law at gcc dot gnu.org

[Bug tree-optimization/114559] [11/12/13/14 Regression] After function inlining some optimizations missing

2024-04-04 Thread law at gcc dot gnu.org via Gcc-bugs
||law at gcc dot gnu.org

[Bug target/114591] [12/13/14 Regression] register allocators introduce an extra load operation since gcc-12

2024-04-04 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114591 Jeffrey A. Law changed: What|Removed |Added CC||law at gcc dot gnu.org

[Bug tree-optimization/114511] [11/12/13/14 Regression] Missed optimization: x = -y; x = c + x + y; ==> x=c;

2024-04-04 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114511 Jeffrey A. Law changed: What|Removed |Added CC||law at gcc dot gnu.org

[Bug rtl-optimization/114515] [14 Regression] Failure to use aarch64 lane forms after PR101523

2024-04-02 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114515 --- Comment #9 from Jeffrey A. Law --- Thanks for that info Edwin -- my tester flagged them too and mentally I'd figured it was most likely the combiner change.

[Bug c++/114393] [14 regression] over eager "invalid use of void expression" ? since r14-2170-g4cf64d9cc2faf4

2024-03-29 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114393 Jeffrey A. Law changed: What|Removed |Added CC||law at gcc dot gnu.org

[Bug target/114415] [13/14 Regression] wrong code with -Oz -fno-dce -fno-forward-propagate -flive-range-shrinkage -fweb since r13-1826

2024-03-29 Thread law at gcc dot gnu.org via Gcc-bugs
||law at gcc dot gnu.org

[Bug ipa/114501] [11/12/13/14 Regression] ICE during modref with LTO

2024-03-29 Thread law at gcc dot gnu.org via Gcc-bugs
||law at gcc dot gnu.org

[Bug middle-end/114509] [11/12/13/14 Regression] an infinite loop or ICE with openmp after errors in some cases

2024-03-29 Thread law at gcc dot gnu.org via Gcc-bugs
||law at gcc dot gnu.org

[Bug target/114513] [11/12/13/14 Regression] [aarch64] floating-point registers are used when GPRs are preferred

2024-03-29 Thread law at gcc dot gnu.org via Gcc-bugs
||law at gcc dot gnu.org

[Bug rtl-optimization/114515] [14 Regression] Failure to use aarch64 lane forms after PR101523

2024-03-29 Thread law at gcc dot gnu.org via Gcc-bugs
||law at gcc dot gnu.org

[Bug rtl-optimization/114522] [14 regression] gcc.target/arm/aes_xor_combine.c scan-assembler-not veor fails after r14-9692-g839bc42772ba7a

2024-03-29 Thread law at gcc dot gnu.org via Gcc-bugs
||law at gcc dot gnu.org

[Bug target/114510] [14 Regression] missed proping of multiply by 2 into address of load/stores

2024-03-29 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114510 Jeffrey A. Law changed: What|Removed |Added CC||law at gcc dot gnu.org

[Bug tree-optimization/95185] [11/12/13/14 Regression] Failure to optimize specific kind of sign comparison check

2024-03-22 Thread law at gcc dot gnu.org via Gcc-bugs
||law at gcc dot gnu.org

[Bug c++/101463] [11/12/13/14 Regression] Using a constexpr variable template specialization as default argument for non-type template parameter of reference type leads gcc to reject function call

2024-03-22 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101463 Jeffrey A. Law changed: What|Removed |Added CC||law at gcc dot gnu.org

[Bug target/102264] [11/12/13/14 Regression] extra spilling when using inline-asm and all registers

2024-03-22 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102264 Jeffrey A. Law changed: What|Removed |Added Status|WAITING |RESOLVED Resolution|---

[Bug middle-end/104088] [12/13/14 Regression] '-O2' (or higher) GCN offloading (only) 'libgomp.oacc-c-c++-common/vprop.c' excess errors: 'warning: writing 1 byte into a region of size 0 [-Wstringop-ov

2024-03-22 Thread law at gcc dot gnu.org via Gcc-bugs
||law at gcc dot gnu.org

[Bug c++/104995] [11/12/13/14 Regression] access checking for function pointer template parameters takes place at call site inside a templated (generic) lambda

2024-03-22 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104995 Jeffrey A. Law changed: What|Removed |Added CC||law at gcc dot gnu.org

[Bug target/105275] [12/13/14 regression] 525.x264_r and 538.imagick_r regressed on x86_64 at -O2 with PGO after r12-7319-g90d693bdc9d718

2024-03-22 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105275 Jeffrey A. Law changed: What|Removed |Added CC||law at gcc dot gnu.org

[Bug c++/105760] [11/12/13/14 Regression] ICE: in build_function_type, at tree.cc:7365

2024-03-22 Thread law at gcc dot gnu.org via Gcc-bugs
||law at gcc dot gnu.org

[Bug debug/106955] [13/14 Regression] '-fcompare-debug' failure w/ -std=c++20 -O1 -ftree-parallelize-loops=2 -fno-ipa-sra --param ggc-min-expand=55

2024-03-22 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106955 Jeffrey A. Law changed: What|Removed |Added CC||law at gcc dot gnu.org

[Bug c++/107058] [11/12/13/14 Regression] ICE in dwarf2out_die_ref_for_decl, at dwarf2out.cc:6038 since r11-5003-gd50310408f54e380

2024-03-22 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107058 Jeffrey A. Law changed: What|Removed |Added CC||law at gcc dot gnu.org

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

2024-03-22 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63426 Bug 63426 depends on bug 108278, which changed state. Bug 108278 Summary: [13/14 Regression] runtime error with -O1 -Wall https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108278 What|Removed |Added

[Bug middle-end/108278] [13/14 Regression] runtime error with -O1 -Wall

2024-03-22 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108278 Jeffrey A. Law changed: What|Removed |Added CC||law at gcc dot gnu.org

[Bug analyzer/108708] [13/14 Regression] __analyzer_dump_named_constant fails with derived values

2024-03-22 Thread law at gcc dot gnu.org via Gcc-bugs
||law at gcc dot gnu.org

[Bug target/113357] [14 regression] m68k-linux bootstrap failure in stage2 due to segfault compiling unwind-dw2.c since r14-4664-g04c9cf5c786b94

2024-03-22 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113357 Jeffrey A. Law changed: What|Removed |Added Priority|P3 |P4 --- Comment #5 from Jeffrey A. Law

[Bug middle-end/109990] [12/13/14 Regression] Bogus -Wuse-after-free warning after realloc

2024-03-22 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109990 Jeffrey A. Law changed: What|Removed |Added Priority|P3 |P2

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

2024-03-22 Thread law at gcc dot gnu.org via Gcc-bugs
||law at gcc dot gnu.org

[Bug analyzer/110285] [13/14 Regression] -Wanalyzer-infinite-recursion false positive involving floating-point values

2024-03-22 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110285 Jeffrey A. Law changed: What|Removed |Added CC||law at gcc dot gnu.org

[Bug c++/110401] [11/12/13/14 Regression] Unhelpful "goto is not a constant expression" in ill-formed pre c++20 constexpr function template

2024-03-22 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110401 Jeffrey A. Law changed: What|Removed |Added CC||law at gcc dot gnu.org

[Bug libgomp/110842] [14 Regression] Openmp loops with KIND=16 DO loops

2024-03-22 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110842 Jeffrey A. Law changed: What|Removed |Added CC||law at gcc dot gnu.org

[Bug fortran/110987] [13/14 Regression] Segmentation fault after finalization of a temporary variable

2024-03-22 Thread law at gcc dot gnu.org via Gcc-bugs
||law at gcc dot gnu.org

[Bug middle-end/111151] [12/13/14 Regression] Wrong code at -O0 on x86_64-pc-linux-gnu

2024-03-22 Thread law at gcc dot gnu.org via Gcc-bugs
||law at gcc dot gnu.org

[Bug target/111231] [12/13/14 regression] armhf: Miscompilation with -O2/-fno-exceptions level (-fno-tree-vectorize is working)

2024-03-22 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111231 Jeffrey A. Law changed: What|Removed |Added CC||law at gcc dot gnu.org

[Bug analyzer/111305] [13/14 Regression] GCC Static Analyzer -Wanalyzer-out-of-bounds false postive

2024-03-22 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111305 Jeffrey A. Law changed: What|Removed |Added Priority|P3 |P2

[Bug middle-end/111655] [11/12/13/14 Regression] wrong code generated for __builtin_signbit and 0./0. on x86-64 -O2

2024-03-22 Thread law at gcc dot gnu.org via Gcc-bugs
||law at gcc dot gnu.org

[Bug rtl-optimization/112415] [14 regression] Python 3.11 miscompiled on HPPA with new RTL fold mem offset pass, since r14-4664-g04c9cf5c786b94

2024-03-22 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112415 Jeffrey A. Law changed: What|Removed |Added Resolution|--- |FIXED Status|NEW

[Bug tree-optimization/114374] [12/13/14 Regression] snprintf Wformat-truncation

2024-03-22 Thread law at gcc dot gnu.org via Gcc-bugs
||law at gcc dot gnu.org

[Bug c++/114377] [13/14 Regression] GCC crashes on an example of CTAD for alias templates

2024-03-22 Thread law at gcc dot gnu.org via Gcc-bugs
||law at gcc dot gnu.org

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

2024-03-22 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=26163 Bug 26163 depends on bug 112697, which changed state. Bug 112697 Summary: [14 Regression] 30-40% exec time regression of 433.milc on zen2 since r14-4972-g8aa47713701b1f https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112697 What

[Bug middle-end/112697] [14 Regression] 30-40% exec time regression of 433.milc on zen2 since r14-4972-g8aa47713701b1f

2024-03-22 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112697 Jeffrey A. Law changed: What|Removed |Added Resolution|--- |FIXED Status|UNCONFIRMED

[Bug c++/114426] [14 regression] ICE when building log4cxx on arm (cxx_eval_call_expression, at cp/constexpr.cc:3242)

2024-03-22 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114426 Jeffrey A. Law changed: What|Removed |Added CC||law at gcc dot gnu.org

[Bug tree-optimization/114403] [14 regression] LLVM miscompiled with -O3 -march=znver2 -fno-vect-cost-model since r14-6822-g01f4251b8775c8

2024-03-22 Thread law at gcc dot gnu.org via Gcc-bugs
||law at gcc dot gnu.org

[Bug analyzer/114408] [13/14 Regression] ICE when invoking strcmp multiple times with -fsanitize=undefined -O1 -fanalyzer -flto

2024-03-22 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114408 Jeffrey A. Law changed: What|Removed |Added CC||law at gcc dot gnu.org

[Bug target/114411] [14 Regression] 12% exec time slowdown of 433.milc on aarch64

2024-03-22 Thread law at gcc dot gnu.org via Gcc-bugs
||law at gcc dot gnu.org

[Bug target/114412] [14 Regression] 7% slowdown of 436.cactusADM on aarch64

2024-03-22 Thread law at gcc dot gnu.org via Gcc-bugs
||law at gcc dot gnu.org

[Bug target/114414] [14 Regression] 15-18% exec time slowdown of 433.milc on Zen2

2024-03-22 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114414 Jeffrey A. Law changed: What|Removed |Added CC||law at gcc dot gnu.org

[Bug rtl-optimization/113390] [14 Regression] ICE: in model_update_limit_points_in_group, at haifa-sched.cc:1986 with -O2 --param=max-sched-region-insns=200 --param=max-sched-extend-regions-iters=2

2024-03-19 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113390 --- Comment #4 from Jeffrey A. Law --- Made it a P1 simply because it was likely not RISC-V specific ICE. I don't think we're at a point where it makes sense for RISC-V to be a primary platform, though hopefully that'll change in the

[Bug tree-optimization/56457] Bogus warning: loop-invariant.c:786:20: error: unused variable ‘regno’ when building vax-*-*

2024-03-17 Thread law at gcc dot gnu.org via Gcc-bugs
|--- |FIXED CC||law at gcc dot gnu.org --- Comment #5 from Jeffrey A. Law --- Per c#4.

[Bug c/89180] [meta-bug] bogus/missing -Wunused warnings

2024-03-17 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89180 Bug 89180 depends on bug 56457, which changed state. Bug 56457 Summary: Bogus warning: loop-invariant.c:786:20: error: unused variable ‘regno’ when building vax-*-* https://gcc.gnu.org/bugzilla/show_bug.cgi?id=56457 What|Removed

[Bug bootstrap/44756] [meta-bug] --enable-werror-always issues

2024-03-17 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=44756 Bug 44756 depends on bug 56457, which changed state. Bug 56457 Summary: Bogus warning: loop-invariant.c:786:20: error: unused variable ‘regno’ when building vax-*-* https://gcc.gnu.org/bugzilla/show_bug.cgi?id=56457 What|Removed

[Bug debug/112703] [13/14 Regression] -fcompare-debug failure at -O1 and above

2024-03-15 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112703 Jeffrey A. Law changed: What|Removed |Added CC||law at gcc dot gnu.org

[Bug middle-end/112710] [13/14 Regression] ICE: in write_type, at cp/mangle.cc:2226 with -fdump-go-spec=filename -flto -fno-use-linker-plugin

2024-03-15 Thread law at gcc dot gnu.org via Gcc-bugs
||law at gcc dot gnu.org

[Bug ipa/113359] [13/14 Regression] LTO miscompilation of ceph on aarch64

2024-03-15 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113359 --- Comment #20 from Jeffrey A. Law --- Go right ahead. I'm mostly trying to get things in the right broad buckets. So if you've got additional information, please add it.

[Bug ipa/113359] [13/14 Regression] LTO miscompilation of ceph on aarch64

2024-03-15 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113359 Jeffrey A. Law changed: What|Removed |Added CC||law at gcc dot gnu.org

[Bug middle-end/113396] [13/14 Regression] csmith: differences from -O2 to -O3

2024-03-15 Thread law at gcc dot gnu.org via Gcc-bugs
||law at gcc dot gnu.org

[Bug tree-optimization/113727] [14 Regression] csmith: differences from nothing to -O1

2024-03-15 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113727 Jeffrey A. Law changed: What|Removed |Added CC||law at gcc dot gnu.org

[Bug tree-optimization/114269] [14 Regression] Multiple 3-6% exec time regressions of 434.zeusmp since r14-9193-ga0b1798042d033

2024-03-15 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114269 Jeffrey A. Law changed: What|Removed |Added CC||law at gcc dot gnu.org

[Bug c++/114303] [11/12/13/14 Regression] ICE with constexpr if and accessing captures across nested generic lambdas

2024-03-15 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114303 Jeffrey A. Law changed: What|Removed |Added CC||law at gcc dot gnu.org

[Bug libfortran/114304] [13/14 Regression] libgfortran I/O – bogus "Semicolon not allowed as separator with DECIMAL='point'"

2024-03-15 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114304 Jeffrey A. Law changed: What|Removed |Added Priority|P3 |P4

[Bug target/114334] [14 Regression] ICE: in extract_insn, at recog.cc:2812 (unrecognizable insn and:HF?) with lroundf16() and -ffast-math -mavx512fp16

2024-03-15 Thread law at gcc dot gnu.org via Gcc-bugs
||law at gcc dot gnu.org

[Bug tree-optimization/106119] [12 Regression] Bogus use-after-free warning triggered by optimizer

2024-03-14 Thread law at gcc dot gnu.org via Gcc-bugs
|use-after-free warning |use-after-free warning |triggered by optimizer |triggered by optimizer CC||law at gcc dot gnu.org --- Comment #7 from Jeffrey A. Law --- Works with gcc-13 and the trunk. Adjusting regression

[Bug tree-optimization/106238] [12 regression] Inline optimization causes dangling pointer warning on "include/c++/12.1.0/bits/stl_tree.h"

2024-03-14 Thread law at gcc dot gnu.org via Gcc-bugs
CC| |law at gcc dot gnu.org --- Comment #11 from Jeffrey A. Law --- Adjusting regression markers per c#10.

[Bug target/106342] [12/13/14 Regression] internal compiler error: in extract_insn, at recog.cc:2791 since r12-4240-g2b8453c401b699

2024-03-14 Thread law at gcc dot gnu.org via Gcc-bugs
||law at gcc dot gnu.org Resolution|--- |FIXED --- Comment #12 from Jeffrey A. Law --- Per c#8 and c#10.

[Bug tree-optimization/106757] [12/13 Regression] Incorrect "writing 1 byte into a region of size 0" on a vectorized loop

2024-03-14 Thread law at gcc dot gnu.org via Gcc-bugs
] |Incorrect "writing 1 byte |Incorrect "writing 1 byte |into a region of size 0" on |into a region of size 0" on |a vectorized loop |a vectorized loop CC| |law at gcc dot gnu.org --- Com

[Bug tree-optimization/106842] [12 Regression] misleading warning : iteration X invokes undefined behavior

2024-03-14 Thread law at gcc dot gnu.org via Gcc-bugs
|misleading warning :|warning : iteration X |iteration X invokes |invokes undefined behavior |undefined behavior | CC||law at gcc dot gnu.org --- Comment #8 from Jeffrey A. Law

[Bug tree-optimization/106931] [12 Regression] -Wstringop-overflow false positive -O3 -fno-tree-vectorize with loop unrolling since r12-3300-gece28da924ddda8b

2024-03-14 Thread law at gcc dot gnu.org via Gcc-bugs
-gece28da924ddda8b |r12-3300-gece28da924ddda8b CC||law at gcc dot gnu.org --- Comment #4 from Jeffrey A. Law --- False positive is fixed w/ gcc-13 and the trunk.

[Bug c++/107138] [12 regression] std::variant triggers false-positive 'may be used uninitialized' warning

2024-03-14 Thread law at gcc dot gnu.org via Gcc-bugs
] |std::variant triggers |...> triggers |false-positive 'may be used |false-positive 'may be used |uninitialized' warning |uninitialized' warning CC| |law at gcc dot gnu.org --- Comment #14 from Jeff

[Bug target/112548] [14 regression] 5% exec time regression in 429.mcf on AMD zen4 CPU (since r14-5076-g01c18f58d37865)

2024-03-14 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112548 --- Comment #25 from Jeffrey A. Law --- Well, at least in theory SPEC isn't supposed to be changing the sources or validation criteria on us. So while our copy may be old, I would expect it's still the same as Filip's. That doesn't resolve

[Bug libfortran/114304] libgfortran I/O – bogus "Semicolon not allowed as separator with DECIMAL='point'"

2024-03-13 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114304 --- Comment #18 from Jeffrey A. Law --- I don't have an opinion on the Fortran patch -- I think it's up to the Fortran front-end maintainers to make that decision. Given there's still a regression here, I'll put the marker back.

[Bug libfortran/114304] libgfortran I/O – bogus "Semicolon not allowed as separator with DECIMAL='point'"

2024-03-13 Thread law at gcc dot gnu.org via Gcc-bugs
|libgfortran I/O – bogus |"Semicolon not allowed as |"Semicolon not allowed as |separator with |separator with |DECIMAL='point'" |DECIMAL='point'"| CC|

[Bug tree-optimization/114322] [14 Regression] SCEV analysis failed for bases like A[(i+x)*stride] since r14-9193-ga0b1798042d033

2024-03-13 Thread law at gcc dot gnu.org via Gcc-bugs
||law at gcc dot gnu.org

[Bug target/114323] [14 Regression] MVE vector load intrinsic miscompiled since r14-5622-g4d7647edfd7d98

2024-03-13 Thread law at gcc dot gnu.org via Gcc-bugs
||law at gcc dot gnu.org

[Bug rtl-optimization/64081] [11/12 Regression] r217828 prevents RTL loop unroll

2024-03-12 Thread law at gcc dot gnu.org via Gcc-bugs
|r217828 prevents RTL loop |prevents RTL loop unroll |unroll | CC||law at gcc dot gnu.org --- Comment #70 from Jeffrey A. Law --- Per c#68. Given there's been ~6 years since any significant work was done

[Bug rtl-optimization/114261] [13/14 Regression] Scheduling takes excessive time (97%) since r13-5154-g733a1b777f1

2024-03-12 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114261 --- Comment #7 from Jeffrey A. Law --- Yea, there are various limits on the size of various lists the scheduler maintains. This looks independent of those various clamps.

[Bug tree-optimization/79534] [11/12 Regression] tree-ifcombine aarch64 performance regression with trunk@245151

2024-03-12 Thread law at gcc dot gnu.org via Gcc-bugs
] |tree-ifcombine aarch64 |tree-ifcombine aarch64 |performance regression with |performance regression with |trunk@245151|trunk@245151 CC||law at gcc dot gnu.org --- Comment #23 from Jeffrey A. Law

[Bug target/80491] [11/12/13 Regression] Compiler regression for long-add case.

2024-03-12 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80491 Jeffrey A. Law changed: What|Removed |Added CC||law at gcc dot gnu.org

[Bug ipa/80899] [11/12/13/14 Regression] Devirtualization causes incorrect code generation with placement new in some cases

2024-03-12 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80899 Jeffrey A. Law changed: What|Removed |Added CC||law at gcc dot gnu.org

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