[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/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 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 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 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/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/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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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/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/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 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 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/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 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 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 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 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 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 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 target/114000] [11/12/13/14 Regression] ICE: in force_nonfallthru_and_redirect, at cfgrtl.cc:1556 with -O2 -freorder-blocks-and-partition -fPIC -mexplicit-relocs

2024-03-03 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114000 Jeffrey A. Law changed: What|Removed |Added Status|UNCONFIRMED |NEW Ever confirmed|0

[Bug target/114000] [11/12/13/14 Regression] ICE: in force_nonfallthru_and_redirect, at cfgrtl.cc:1556 with -O2 -freorder-blocks-and-partition -fPIC -mexplicit-relocs

2024-03-03 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114000 Jeffrey A. Law changed: What|Removed |Added Priority|P3 |P4

[Bug target/113790] [14 Regression][riscv64] ICE in curr_insn_transform, at lra-constraints.cc:4294 since r14-4944-gf55cdce3f8dd85

2024-03-03 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113790 Jeffrey A. Law changed: What|Removed |Added Priority|P3 |P4

[Bug target/113790] [14 Regression][riscv64] ICE in curr_insn_transform, at lra-constraints.cc:4294 since r14-4944-gf55cdce3f8dd85

2024-03-03 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113790 Jeffrey A. Law changed: What|Removed |Added CC||law at gcc dot gnu.org Last

[Bug other/113575] [14 Regression] memory hog building insn-opinit.o (i686-linux-gnu -> riscv64-linux-gnu)

2024-03-03 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113575 Jeffrey A. Law changed: What|Removed |Added CC||law at gcc dot gnu.org --- Comment

[Bug rtl-optimization/113533] [14 Regression] Code generation regression after change for pr111267

2024-03-03 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113533 Jeffrey A. Law changed: What|Removed |Added Priority|P3 |P4

[Bug fortran/113384] [14 Regression] FAIL: gfortran.dg/array_reference_1.f90 -O0 execution test

2024-03-03 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113384 Jeffrey A. Law changed: What|Removed |Added CC||law at gcc dot gnu.org

[Bug target/113346] [14 Regression] epiphany-elf build failure

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

[Bug middle-end/113179] [11/12/13/14 Regression] MIPS: INS is used for long long, before SLL

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

[Bug target/113226] [14 Regression] testsuite/std/ranges/iota/max_size_type.cc fails for cris-elf after r14-6888-ga138b99646a555

2024-03-03 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113226 Jeffrey A. Law changed: What|Removed |Added CC||law at gcc dot gnu.org

[Bug rust/113461] [14 Regression] rust-proc-macro.cc:174:15: error: format '%lu' expects argument of type 'long unsigned int', but argument 3 has type 'long long unsigned int' [-Werror=format=]

2024-03-03 Thread law at gcc dot gnu.org via Gcc-bugs
|RESOLVED CC||law at gcc dot gnu.org --- Comment #5 from Jeffrey A. Law --- Should be fixed on the trunk now.

[Bug target/112871] [14 Regression] RISCV ICE: in extract_insn, at recog.cc:2804 (unrecognizable insn) with -01 rv32gc_zicond

2024-03-03 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112871 Jeffrey A. Law changed: What|Removed |Added Assignee|unassigned at gcc dot gnu.org |law at gcc dot gnu.org

[Bug target/113001] [14 Regression] RISCV Zicond ICE: in extract_insn, at recog.cc:2812 with -O2 rv64gcv_zicond

2024-03-03 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113001 Jeffrey A. Law changed: What|Removed |Added Priority|P3 |P4

[Bug c++/112301] [12/13/14 regression] Double destruction of returned object when exiting the scope causes an exception which gets rethrown since r12-6333-gb10e031458d541

2024-03-03 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112301 Jeffrey A. Law changed: What|Removed |Added CC||law at gcc dot gnu.org

[Bug bootstrap/84402] [meta] GCC build system: parallelism bottleneck

2024-03-03 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84402 Bug 84402 depends on bug 113575, which changed state. Bug 113575 Summary: [14 Regression] memory hog building insn-opinit.o (i686-linux-gnu -> riscv64-linux-gnu) https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113575 What|Removed

[Bug other/113575] [14 Regression] memory hog building insn-opinit.o (i686-linux-gnu -> riscv64-linux-gnu)

2024-03-03 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113575 Jeffrey A. Law changed: What|Removed |Added Resolution|--- |FIXED Status|NEW

[Bug target/111600] [14 Regression] RISC-V bootstrap time regression

2024-03-03 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111600 Jeffrey A. Law changed: What|Removed |Added Priority|P3 |P4

[Bug rtl-optimization/110391] [12/13/14 Regression] wrong code at -O2 and -O3 with "-fsel-sched-pipelining -fselective-scheduling2" on x86_64-linux-gnu

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

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

2024-03-03 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112758 --- Comment #19 from Jeffrey A. Law --- Fixed by Jakub's patch on the trunk.

[Bug rtl-optimization/110317] [12/13/14 Regression] ICE at -O2 and -O3 with "-fno-tree-pre -fno-tree-dce -fno-tree-dse -fselective-scheduling2": in move_exprs_to_boundary, at sel-sched.cc:5228

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

[Bug debug/100523] [11/12/13/14 Regression] armv8.1-m.main -fcompare-debug failure with -O -fmodulo-sched -mtune=cortex-a53

2024-03-03 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100523 Jeffrey A. Law changed: What|Removed |Added CC||law at gcc dot gnu.org

[Bug tree-optimization/110942] [14 Regression] Dead Code Elimination Regression at -O3 since r14-1165-g257c2be7ff8

2024-03-03 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110942 Jeffrey A. Law changed: What|Removed |Added CC||law at gcc dot gnu.org

[Bug tree-optimization/110841] [14 Regression] Dead Code Elimination Regression since r14-2675-gef28aadad6e

2024-03-03 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110841 Jeffrey A. Law changed: What|Removed |Added CC||law at gcc dot gnu.org

[Bug rtl-optimization/110390] [13/14 regression] ICE on valid code on x86_64-linux-gnu with sel-scheduling: in av_set_could_be_blocked_by_bookkeeping_p, at sel-sched.cc:3609 since r13-3596-ge7310e24b1

2024-03-03 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110390 Jeffrey A. Law changed: What|Removed |Added CC||law at gcc dot gnu.org

[Bug fortran/110725] [13/14 Regression] internal compiler error: in expand_expr_real_1, at expr.cc:10897

2024-03-03 Thread law at gcc dot gnu.org via Gcc-bugs
|RESOLVED CC||law at gcc dot gnu.org --- Comment #10 from Jeffrey A. Law --- Fixed on the trunk.

[Bug rtl-optimization/110369] [14 Regression] wrong code on x86_64-linux-gnu with sel-scheduling

2024-03-03 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110369 Jeffrey A. Law changed: What|Removed |Added CC||law at gcc dot gnu.org

[Bug target/113010] [RISCV] sign-extension lost in comparison with constant embedded in comma-op expression

2024-03-03 Thread law at gcc dot gnu.org via Gcc-bugs
||law at gcc dot gnu.org Resolution|--- |FIXED --- Comment #11 from Jeffrey A. Law --- Fixed by Greg's patch on the trunk. No current plans to backport.

[Bug testsuite/114221] gcc.c-torture/execute/20101011-1.c fails for H8/300

2024-03-04 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114221 Jeffrey A. Law changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug target/112871] [14 Regression] RISCV ICE: in extract_insn, at recog.cc:2804 (unrecognizable insn) with -01 rv32gc_zicond

2024-03-04 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112871 Jeffrey A. Law changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug target/113001] [14 Regression] RISCV Zicond ICE: in extract_insn, at recog.cc:2812 with -O2 rv64gcv_zicond

2024-03-04 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113001 --- Comment #3 from Jeffrey A. Law --- *** Bug 112871 has been marked as a duplicate of this bug. ***

[Bug target/115142] [14 Regression] Unrecognizable insn in extract_insn, at recog.cc:2812 with -ftree-ter

2024-05-21 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115142 --- Comment #5 from Jeffrey A. Law --- Yes, sorry. I should have removed the 15 tag.

[Bug tree-optimization/115220] [15 Regression] RISC-V: newlib targets ICE during sink pass triggered in verify_ssa

2024-05-24 Thread law at gcc dot gnu.org via Gcc-bugs
|NEW CC||law at gcc dot gnu.org, ||rguenth at gcc dot gnu.org Last reconfirmed||2024-05-25 Target|riscv |riscv,fr30 --- Comment

[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 target/115142] [14/15 Regression] Unrecognizable insn in extract_insn, at recog.cc:2812 with -ftree-ter

2024-05-18 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115142 --- Comment #2 from Jeffrey A. Law --- So just one high level note. Nobody is ever going to do something like "-ftree-ter" without having one of the optimization levels on. It's an option combination that just doesn't make sense. But we

[Bug rtl-optimization/115038] [14/15 regression] internal error in seh_cfa_offset with -O2 -fno-omit-frame-pointer

2024-05-22 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115038 --- Comment #8 from Jeffrey A. Law --- Yea, I would think we want to avoid anything marked as frame related. Otherwise we have to go back and fixup the CFI nodes and such. Eric, do you want to handle the final bootstrap+regression test? Or

[Bug target/115142] [14/15 Regression] Unrecognizable insn in extract_insn, at recog.cc:2812 with -ftree-ter

2024-05-18 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115142 Jeffrey A. Law changed: What|Removed |Added Last reconfirmed||2024-05-18

[Bug target/115142] [14/15 Regression] Unrecognizable insn in extract_insn, at recog.cc:2812 with -ftree-ter

2024-05-18 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115142 Jeffrey A. Law changed: What|Removed |Added Priority|P3 |P4

[Bug target/113357] [14/15 regression] m68k-linux bootstrap failure in stage2 due to segfault compiling unwind-dw2.c since r14-4664-g04c9cf5c786b94

2024-06-04 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113357 --- Comment #11 from Jeffrey A. Law --- That's not the way we do things. And my bootstraps on m68k are working fine. Last one was 6 days ago. This needs to be debugged by someone with the time/interest on the m68k.

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

2024-05-30 Thread law at gcc dot gnu.org via Gcc-bugs
Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: law at gcc dot gnu.org Target Milestone: --- A few targets (nds32be-elf, nds32le-elf, avr-elf) have started failing a few tests after recent aliasing changes: Tests

[Bug rtl-optimization/114996] [15 Regression] [RISC-V] 2->2 combination no longer occurring

2024-05-31 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114996 Jeffrey A. Law changed: What|Removed |Added Priority|P4 |P3

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

2024-05-31 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115298 Jeffrey A. Law changed: What|Removed |Added Priority|P3 |P4

[Bug rtl-optimization/114996] [15 Regression] [RISC-V] 2->2 combination no longer occurring

2024-05-31 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114996 Jeffrey A. Law changed: What|Removed |Added Priority|P3 |P4

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

2024-05-31 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115298 --- Comment #4 from Jeffrey A. Law --- Agh. I was looking in the main config directory, not common/config. So it all makes sense now. So if we go back to your original analysis, I think we can say things are behaving correctly and we just

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

2024-05-31 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115298 --- Comment #2 from Jeffrey A. Law --- What still doesn't make sense is why nds32 would be special here. It doesn't do anything special with flag_delete_null_pointer_checks and I don't think it uses any of the address space hooks. So why does

[Bug target/115478] [15 Regression] gcc.target/aarch64/bitint-args.c fails

2024-06-13 Thread law at gcc dot gnu.org via Gcc-bugs
at gcc dot gnu.org |law at gcc dot gnu.org Status|UNCONFIRMED |NEW Last reconfirmed||2024-06-13 --- Comment #2 from Jeffrey A. Law --- Those look worse than the original, so I don't think we want to blindly change the expected output. We

[Bug target/115478] [15 Regression] gcc.target/aarch64/bitint-args.c fails

2024-06-14 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115478 --- Comment #4 from Jeffrey A. Law --- Roger, that looks pretty reasonable. I suspect we're going to need to do something similar for the sh port which seems to be affected negatively as well.

[Bug testsuite/115262] [15 regression] gcc.target/powerpc/pr66144-3.c fails after r15-831-g05daf617ea22e1

2024-06-10 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115262 Jeffrey A. Law changed: What|Removed |Added Ever confirmed|0 |1 Last reconfirmed|

[Bug target/115500] RISC-V: Performance regression on 1bit test

2024-06-17 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115500 --- Comment #7 from Jeffrey A. Law --- And to be clearer, if you look at the two assembly snippets: The problem is about 0: 814dsrlia0,a0,0x13 2: 8905andia0,a0,1 4: e501

[Bug rtl-optimization/114515] [15 Regression] Failure to use aarch64 lane forms after PR101523

2024-06-15 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114515 Jeffrey A. Law changed: What|Removed |Added See Also||https://gcc.gnu.org/bugzill

[Bug rtl-optimization/114996] [15 Regression] [RISC-V] 2->2 combination no longer occurring

2024-06-16 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114996 --- Comment #4 from Jeffrey A. Law --- Seger, please give some suggestions. At least for the riscv case, I don't see a path forward.

[Bug target/115500] RISC-V: Performance regression on 1bit test

2024-06-16 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115500 --- Comment #6 from Jeffrey A. Law --- That's going to be a uarch issue if the slli/bltz is slower.

[Bug target/114442] ICE: in riscv_sched_variable_issue, at config/riscv/riscv.cc:8421 with -O2 -mtune=xiangshan-nanhu

2024-06-16 Thread law at gcc dot gnu.org via Gcc-bugs
||2024-06-16 Ever confirmed|0 |1 CC||law at gcc dot gnu.org --- Comment #1 from Jeffrey A. Law --- Yes, the xiangshan-nanhu scheduler model needs some serious work. The generic RISC-V code will trigger an ICE

[Bug tree-optimization/115387] [15 regression] ICE in iovsprintf.c since r15-1081-ge14afbe2d1c

2024-06-16 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115387 Jeffrey A. Law changed: What|Removed |Added Status|NEW |RESOLVED Resolution|---

[Bug tree-optimization/115404] [15 Regression] possibly wrong code on glibc-2.39 since r15-1113-gde05e44b2ad963

2024-06-16 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115404 Bug 115404 depends on bug 115387, which changed state. Bug 115387 Summary: [15 regression] ICE in iovsprintf.c since r15-1081-ge14afbe2d1c https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115387 What|Removed

[Bug target/113362] RISCV64 divide and remainder with the same operands generates two divide operations

2024-06-16 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113362 Jeffrey A. Law changed: What|Removed |Added CC||law at gcc dot gnu.org --- Comment #3

[Bug target/115500] RISC-V: Performance regression on 1bit test

2024-06-16 Thread law at gcc dot gnu.org via Gcc-bugs
||13.1.1 Status|UNCONFIRMED |WAITING CC||law at gcc dot gnu.org Ever confirmed|0 |1 Last reconfirmed||2024-06-16 --- Comment #4 from Jeffrey A. Law

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