[Bug gcov-profile/98739] -fprofile-reproducible is broken

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98739 Richard Biener changed: What|Removed |Added Version|unknown |11.0 --- Comment #1 from Richard Biener

[Bug target/98737] Atomic operation on x86 no optimized to use flags

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98737 Richard Biener changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug tree-optimization/98736] [10/11 Regression] Wrong partition order generated in loop distribution pass

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98736 Richard Biener changed: What|Removed |Added Known to fail||10.2.1, 11.0 Known to work|

[Bug target/98734] ABI diagnostics emitted despite always_inline attribute

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98734 Richard Biener changed: What|Removed |Added Ever confirmed|0 |1 Last reconfirmed|

[Bug target/98734] ABI diagnostics emitted despite always_inline attribute

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98734 Richard Biener changed: What|Removed |Added Keywords||diagnostic Target|

[Bug libstdc++/98731] s390x: Large classes of std::bitset and std::vector hash the same

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98731 Richard Biener changed: What|Removed |Added Component|target |libstdc++ --- Comment #1 from Richard B

[Bug target/98729] [11 Regression] GCC 11 MinGW Windows build doesn't generate working PE executables

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98729 --- Comment #5 from Richard Biener --- Yes, the attached file contains DWARF 5 debug info. Try to build the test file with -gdwarf-4 and see if that makes it work.

[Bug target/98729] [11 Regression] GCC 11 MinGW Windows build doesn't generate working PE executables

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98729 Richard Biener changed: What|Removed |Added Target Milestone|--- |11.0 Summary|GCC 11 MinGW Wi

[Bug debug/98728] [11 regression] Several debug tests FAIL with DWARF-5

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98728 Richard Biener changed: What|Removed |Added Priority|P3 |P1

[Bug target/98612] _mm_comieq_sd has wrong semantics

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98612 --- Comment #8 from Uroš Bizjak --- (In reply to Hongtao.liu from comment #7) > I asked my colleagues within intel to revise the descriptions in the > intrinsics guide to make it more explicit about NAN operands. > > I'll fix this issue after th

[Bug target/98636] [ARM] ICE on passing incompatible options for fp16 - global_options’ are modified in local context

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98636 --- Comment #10 from prathamesh3492 at gcc dot gnu.org --- Created attachment 49997 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=49997&action=edit untested fix Hi, Sorry for late response. The option that seemed to be causing the issue wa

[Bug libbacktrace/98732] libbacktrace could not find executable to open

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98732 --- Comment #2 from 郑之为 --- The video to tell you guys it's real is too big, so uploading it via BaiduNetDisk Link: https://pan.baidu.com/s/1AZqG97Ltg5jBh5nn1cd0wg Code: wmqb

[Bug libbacktrace/98732] libbacktrace could not find executable to open

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98732 --- Comment #1 from 郑之为 --- Get the gcc executables with this shell script(git must be installed first): echo rm dir rm -rf gcc echo clone repo git clone https://github.com/zero9178/GNU-Toolchain-for-Windows.git -b GCC-11 --depth=1 gcc echo enter

[Bug target/98612] _mm_comieq_sd has wrong semantics

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98612 --- Comment #7 from Hongtao.liu --- (In reply to Guillaume Piolat from comment #5) > My reasoning for reporting (while it is minor) is the following: > - it might not be a conscious choice from GCC developers > - this is the only intrinsics I've

[Bug libgomp/98738] task-detach-6.f90 hangs intermittently

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98738 H.J. Lu changed: What|Removed |Added Status|UNCONFIRMED |NEW CC|

[Bug ada/98740] New: FAIL: c37213j, c37213, kc37213l with stack overflow or erroneous memory access

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98740 Bug ID: 98740 Summary: FAIL: c37213j, c37213, kc37213l with stack overflow or erroneous memory access Product: gcc Version: 11.0 Status: UNCONFIRMED Severity: n

[Bug c++/98717] [10/11 Regression] [c++20] variadic concept can't take empty pack

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98717 Patrick Palka changed: What|Removed |Added Summary|[c++20] variadic concept|[10/11 Regression] [c++20]

[Bug target/98549] [11 Regression] ICE in rs6000_emit_le_vsx_store, at config/rs6000/rs6000.c:9938 on powerpc64le-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98549 --- Comment #18 from Segher Boessenkool --- Created attachment 49996 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=49996&action=edit Patch

[Bug target/98549] [11 Regression] ICE in rs6000_emit_le_vsx_store, at config/rs6000/rs6000.c:9938 on powerpc64le-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98549 --- Comment #17 from Segher Boessenkool --- (In reply to jos...@codesourcery.com from comment #15) > Only if the undefined behavior is a property of the program, or of all > possible executions of the program, as opposed to a property of a > pa

[Bug c++/86883] Unexpected error: expansion pattern '' contains no argument packs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86883 Patrick Palka changed: What|Removed |Added Last reconfirmed||2021-01-19 Status|UNCONFIRME

[Bug c++/86883] Unexpected error: expansion pattern '' contains no argument packs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86883 Patrick Palka changed: What|Removed |Added CC||ryan_greenblatt at brown dot edu --- Co

[Bug c++/98714] [c++14] Nested type with variadic template class argument can't be expanded into using outer variadic types

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98714 Patrick Palka changed: What|Removed |Added CC||ppalka at gcc dot gnu.org St

[Bug c++/98712] Incorrect defaulted operator== at compile time and runtime when declared constexpr and inheriting (c++20)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98712 Patrick Palka changed: What|Removed |Added Last reconfirmed||2021-01-19 Status|UNCONFIRME

[Bug target/98549] [11 Regression] ICE in rs6000_emit_le_vsx_store, at config/rs6000/rs6000.c:9938 on powerpc64le-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98549 --- Comment #16 from Segher Boessenkool --- Needs -mcpu=power8. Confirmed with that (and the given options).

[Bug tree-optimization/98512] [11 Regression] “#pragma GCC diagnostic ignored” ineffective in conjunction with alias attribute

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98512 Martin Sebor changed: What|Removed |Added See Also||https://gcc.gnu.org/bugzill

[Bug target/98549] [11 Regression] ICE in rs6000_emit_le_vsx_store, at config/rs6000/rs6000.c:9938 on powerpc64le-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98549 --- Comment #15 from joseph at codesourcery dot com --- On Mon, 18 Jan 2021, segher at gcc dot gnu.org via Gcc-bugs wrote: > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98549 > > --- Comment #14 from Segher Boessenkool --- > (In reply to Jaku

[Bug gcov-profile/98739] New: -fprofile-reproducible is broken

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98739 Bug ID: 98739 Summary: -fprofile-reproducible is broken Product: gcc Version: unknown Status: UNCONFIRMED Severity: normal Priority: P3 Component: gcov-profile

[Bug target/98549] [11 Regression] ICE in rs6000_emit_le_vsx_store, at config/rs6000/rs6000.c:9938 on powerpc64le-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98549 --- Comment #14 from Segher Boessenkool --- (In reply to Jakub Jelinek from comment #13) > For UB at runtime, we can warn, but shouldn't error because the code might > never be invoked at runtime. As far as I can see at least the C standard disa

[Bug debug/98716] [11 Regression] sanitizer regressions by r11-6755

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98716 Ian Lance Taylor changed: What|Removed |Added Resolution|--- |FIXED Status|ASSIGNED

[Bug target/98549] [11 Regression] ICE in rs6000_emit_le_vsx_store, at config/rs6000/rs6000.c:9938 on powerpc64le-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98549 --- Comment #13 from Jakub Jelinek --- It is not ice-on-invalid, the invalid in there stands for code that should be rejected by the compiler (emit error). UB at runtime can be even int foo (int x, int y) { return x + y; } but we surely don't wan

[Bug debug/98716] [11 Regression] sanitizer regressions by r11-6755

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98716 --- Comment #10 from CVS Commits --- The master branch has been updated by Ian Lance Taylor : https://gcc.gnu.org/g:325e70b47c6c321710c7b9c792b8fbee95cecd63 commit r11-6779-g325e70b47c6c321710c7b9c792b8fbee95cecd63 Author: Ian Lance Taylor Dat

[Bug libgomp/98738] task-detach-6.f90 hangs intermittently

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98738 --- Comment #1 from Ilya Leoshkevich --- I realized I didn't post the command line I used to build task-detach-6.exe (there are multiple variants of this test); here it is: gcc/build/x86_64-pc-linux-gnu/libgomp/testsuite$ ../../../../build/./gcc

[Bug target/97847] [11 Regression] ICE in insert_insn_on_edge, at cfgrtl.c:1976

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97847 --- Comment #7 from CVS Commits --- The master branch has been updated by Vladimir Makarov : https://gcc.gnu.org/g:a89c5d3539c36f160ca5b997324ebcd3d601d56e commit r11-6778-ga89c5d3539c36f160ca5b997324ebcd3d601d56e Author: Vladimir N. Makarov D

[Bug middle-end/90859] [OMP] Mappings for VLA different depending on 'target { c && { ! lp64 } }'

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90859 David Edelsohn changed: What|Removed |Added CC||dje at gcc dot gnu.org --- Comment #7 f

[Bug libgomp/98738] New: task-detach-6.f90 hangs intermittently

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98738 Bug ID: 98738 Summary: task-detach-6.f90 hangs intermittently Product: gcc Version: 11.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: libgomp

[Bug fortran/91782] Accepts invalid array constructor with character parameter

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91782 anlauf at gcc dot gnu.org changed: What|Removed |Added CC||anlauf at gcc dot gnu.org ---

[Bug target/98549] [11 Regression] ICE in rs6000_emit_le_vsx_store, at config/rs6000/rs6000.c:9938 on powerpc64le-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98549 --- Comment #12 from Segher Boessenkool --- for (long i; i != compress_n_blocks; ++i) "i" is uninitialized; accessing it is UB. So this is ice-on-invalid. I have no doubt there is an actual bug somewhere here. We just do not have valid code y

[Bug driver/78787] O Color, Where Art Thou? (for diagnostics with -flto)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78787 Eric Gallager changed: What|Removed |Added CC||egallager at gcc dot gnu.org

[Bug target/98737] New: Atomic operation on x86 no optimized to use flags

== 0; } When compiling for x86-64 with the current HEAD as of 20210118 the resulting code is: : 0: 48 f7 dfneg%rdi 3: 48 89 f8mov%rdi,%rax 6: f0 48 0f c1 05 00 00lock xadd %rax,0x0(%rip)# f d: 00 00 f: 4

[Bug tree-optimization/98736] Wrong partition order generated in loop distribution pass

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98736 Andreas Krebbel changed: What|Removed |Added Keywords||wrong-code Priority|P3

[Bug tree-optimization/98736] New: Wrong partition order generated in loop distribution pass

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98736 Bug ID: 98736 Summary: Wrong partition order generated in loop distribution pass Product: gcc Version: 11.0 Status: UNCONFIRMED Severity: normal Prior

[Bug ipa/98690] [10/11 Regression] unexpected "'removed_return.213' may be used uninitialized in this function" causes crash since r10-3311-gff6686d2e5f797d6

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98690 --- Comment #3 from Martin Jambor --- I have proposed a patch on the mailing list: https://gcc.gnu.org/pipermail/gcc-patches/2021-January/563790.html

[Bug c++/51757] friend defined inside class and declared inside main linker error

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=51757 Language Lawyer changed: What|Removed |Added CC||language.lawyer at gmail dot com ---

[Bug ipa/98078] ICE in cgraph_add_edge_to_call_site_hash, at cgraph.c:698 since r6-1705-gd88511aec7338a93

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98078 --- Comment #3 from Martin Jambor --- Here is what happens. An IPA-CP clone for a particular devirtualziation context is created but all devirtualziations based on it are speculative. Then the clone is inlined at one of its call sites and the d

[Bug c++/98735] ICE with -std=c++20 -fmodules-ts -fsanitize=undefined

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98735 Martin Liška changed: What|Removed |Added CC||marxin at gcc dot gnu.org,

[Bug c++/98646] [11 Regression] A static_cast confuses -Wnonnull, causing false positives

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98646 --- Comment #10 from Jakub Jelinek --- I don't see how either TREE_NO_WARNING or some magic call would help. Because the user can also write: // PR c++/98646 // { dg-do compile } // { dg-options "-Wnonnull" } struct B { void foo (); }; struct D

[Bug tree-optimization/98727] [11 Regression] Miscompiled signed overflow check since r11-6580

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98727 Jakub Jelinek changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug c++/98735] New: ICE with -std=c++20 -fmodules-ts -fsanitize=undefined

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98735 Bug ID: 98735 Summary: ICE with -std=c++20 -fmodules-ts -fsanitize=undefined Product: gcc Version: 11.0 Status: UNCONFIRMED Severity: normal Priority: P3 Compone

[Bug tree-optimization/98727] [11 Regression] Miscompiled signed overflow check since r11-6580

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98727 --- Comment #4 from CVS Commits --- The master branch has been updated by Jakub Jelinek : https://gcc.gnu.org/g:9675ccd64efe78bc4791436c34d57cd894640f39 commit r11-6776-g9675ccd64efe78bc4791436c34d57cd894640f39 Author: Jakub Jelinek Date: Mo

[Bug debug/98716] [11 Regression] sanitizer regressions by r11-6755

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98716 --- Comment #9 from Mark Wielaard --- (In reply to Mark Wielaard from comment #7) > (In reply to Ian Lance Taylor from comment #5) > > I'm not seeing any failures in the Go testsuite with GNU binutils 2.35.1. > > Anybody know what changed in new

[Bug target/98734] New: ABI diagnostics emitted despite always_inline attribute

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98734 Bug ID: 98734 Summary: ABI diagnostics emitted despite always_inline attribute Product: gcc Version: unknown Status: UNCONFIRMED Severity: normal Prio

[Bug debug/98716] [11 Regression] sanitizer regressions by r11-6755

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98716 --- Comment #8 from Mark Wielaard --- (In reply to Ian Lance Taylor from comment #6) > On the other hand the libbacktrace testsuite now fails when using dwz > 0.13+20201015-2. But I guess that is not a GCC problem. > > dwz -m b3test_dwz_common.

[Bug debug/98716] [11 Regression] sanitizer regressions by r11-6755

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98716 --- Comment #7 from Mark Wielaard --- (In reply to Ian Lance Taylor from comment #5) > I'm not seeing any failures in the Go testsuite with GNU binutils 2.35.1. > Anybody know what changed in newer version of the binutils? The difference is tha

[Bug target/98729] GCC 11 MinGW Windows build doesn't generate working PE executables

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98729 --- Comment #3 from Brecht Sanders --- Strange, I'm using the same binutils to build GCC 10.2.0 and have no issues there. Configuring the GCC build with `LDFLAGS_FOR_TARGET="-s"` works around this issue for now, but only for win64. For the win3

[Bug debug/98716] [11 Regression] sanitizer regressions by r11-6755

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98716 --- Comment #6 from Ian Lance Taylor --- On the other hand the libbacktrace testsuite now fails when using dwz 0.13+20201015-2. But I guess that is not a GCC problem. dwz -m b3test_dwz_common.debug b3test_dwz_1 b3test_dwz_2 dwz: b3test_dwz_1: U

[Bug debug/98716] [11 Regression] sanitizer regressions by r11-6755

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98716 Ian Lance Taylor changed: What|Removed |Added CC||ian at airs dot com --- Comment #5 fr

[Bug c++/98687] [11 Regression] ICE tree check: expected tree that contains ‘decl minimal’ structure, have ‘overload’ in diagnose_name_conflict, at cp/name-lookup.c:2729 since r11-6652-g796ead19f85372

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98687 --- Comment #5 from Jonathan Wakely --- And the patch at https://gcc.gnu.org/pipermail/gcc-patches/2021-January/563562.html fixes the Boost build.

[Bug c++/98687] [11 Regression] ICE tree check: expected tree that contains ‘decl minimal’ structure, have ‘overload’ in diagnose_name_conflict, at cp/name-lookup.c:2729 since r11-6652-g796ead19f85372

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98687 Jonathan Wakely changed: What|Removed |Added CC||redi at gcc dot gnu.org --- Comment #4

[Bug c++/96444] Incorrect satisfaction value of placeholder type constraint on variable with non-dependent initializer

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96444 Patrick Palka changed: What|Removed |Added CC||ed at catmur dot uk --- Comment #1 from

[Bug c++/97402] Value of dependent partial-concept-id is not usable in a constant expression

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97402 Patrick Palka changed: What|Removed |Added Resolution|--- |DUPLICATE Status|ASSIGNED

[Bug c++/96410] A lambda with a template parameter list inside the template function using C++20 requires clauses is not usable in a constant expression

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96410 Patrick Palka changed: What|Removed |Added Target Milestone|10.3|11.0

[Bug target/98729] GCC 11 MinGW Windows build doesn't generate working PE executables

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98729 Andrew Pinski changed: What|Removed |Added Component|c |target --- Comment #2 from Andrew Pinski

[Bug c++/96821] [concepts] Incorrect evaluation of concept with ill-formed expression

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96821 Patrick Palka changed: What|Removed |Added Status|NEW |RESOLVED Resolution|---

[Bug other/98733] New: libiberty (v)asprintf checks do not work if asprintf() is a macro

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98733 Bug ID: 98733 Summary: libiberty (v)asprintf checks do not work if asprintf() is a macro Product: gcc Version: 11.0 Status: UNCONFIRMED Severity: normal

[Bug c++/68372] [concepts] invalid use of pack expansion expression in member function template declaration

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68372 Patrick Palka changed: What|Removed |Added CC||ppalka at gcc dot gnu.org Target Miles

[Bug c++/67491] [meta-bug] concepts issues

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67491 Bug 67491 depends on bug 68372, which changed state. Bug 68372 Summary: [concepts] invalid use of pack expansion expression in member function template declaration https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68372 What|Removed

[Bug c++/95262] Taking address of function pointer doesn't do full concept overload resolution

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95262 Patrick Palka changed: What|Removed |Added Target Milestone|--- |10.3 Resolution|---

[Bug testsuite/97987] FAIL: gcc.c-torture/compile/asmgoto-2.c

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97987 John David Anglin changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug testsuite/97987] FAIL: gcc.c-torture/compile/asmgoto-2.c

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97987 --- Comment #2 from CVS Commits --- The master branch has been updated by John David Anglin : https://gcc.gnu.org/g:76c1dd15e4a056a59a13b2208af23a6bd67c2682 commit r11-6774-g76c1dd15e4a056a59a13b2208af23a6bd67c2682 Author: John David Anglin Da

[Bug c++/96197] Excess memory consumption, positive correlation with the size of a constexpr array

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96197 Patrick Palka changed: What|Removed |Added CC||gcc-bugs at oxyware dot com --- Comment

[Bug c++/88604] Initializing constexpr array consumes all memory

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88604 Patrick Palka changed: What|Removed |Added Resolution|--- |DUPLICATE Status|NEW

[Bug c++/93480] Defaulted <=> doesn't expand array elements

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93480 Patrick Palka changed: What|Removed |Added CC||vermaelen.wouter at gmail dot com --- C

[Bug c++/95608] c++20 wrong code for defaulted equality comparison on array member variables

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95608 Patrick Palka changed: What|Removed |Added CC||ppalka at gcc dot gnu.org Resolu

[Bug rtl-optimization/98692] Unitialized Values reported only with -Os

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98692 --- Comment #7 from acsawdey at gcc dot gnu.org --- The inline expansion should be disabled by -Os, the patterns for cmpstr[n]si both have this: if (optimize_insn_for_size_p ()) FAIL;

[Bug libbacktrace/98732] New: libbacktrace could not find executable to open

needed gcc version: GNU C++20 (GCC) version 11.0.0 20210118 (experimental) (x86_64-w64-mingw32) compiled by GNU C version 10.2.1 20201125, GMP version 6.2.0, MPFR version 4.0.2, MPC version 1.1.0, isl version isl-0.22-GMP system type: Windows 10 Insider Preview Dev Channel Build 21286.1000 64-bit

[Bug target/98731] New: s390x: Large classes of std::bitset and std::vector hash the same

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98731 Bug ID: 98731 Summary: s390x: Large classes of std::bitset and std::vector hash the same Product: gcc Version: 11.0 Status: UNCONFIRMED Severity: normal

[Bug target/98730] vceqzq_p64 does not generate vceq with immediate 0

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98730 --- Comment #1 from Christophe Lyon --- Why does it choose alternative 0 instead of 1 which matches a vector of constant zeros?

[Bug debug/98728] [11 regression] Several debug tests FAIL with DWARF-5

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98728 Mark Wielaard changed: What|Removed |Added CC||jakub at gcc dot gnu.org,

[Bug c/98729] GCC 11 MinGW Windows build doesn't generate working PE executables

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98729 --- Comment #1 from Brecht Sanders --- I have discovered that adding `-s` to the above build command or stripping the .exe file with `strip` does allow it to run. So probably something is messed up in the debugging symbols section.

[Bug target/98730] New: vceqzq_p64 does not generate vceq with immediate 0

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98730 Bug ID: 98730 Summary: vceqzq_p64 does not generate vceq with immediate 0 Product: gcc Version: 11.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component:

[Bug libstdc++/98723] On Windows with CP936 encoding, regex compiles very slow.

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98723 --- Comment #2 from goughost --- That may be acceptable for issue 2. But additional fixes are need; otherwise, users cannot use regex after calling setlocale(LC_ALL,"") in such a situation. Can regex compilers work without calling _M_transform? (

[Bug c/98729] New: GCC 11 MinGW Windows build doesn't generate working PE executables

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98729 Bug ID: 98729 Summary: GCC 11 MinGW Windows build doesn't generate working PE executables Product: gcc Version: 11.0 Status: UNCONFIRMED Severity: normal

[Bug libstdc++/98725] Review what is disabled in libstdc++ by --disable-wchar_t

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98725 Jonathan Wakely changed: What|Removed |Added Last reconfirmed||2021-01-18 Assignee|unassign

[Bug libstdc++/98725] Review what is disabled in libstdc++ by --disable-wchar_t

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98725 --- Comment #1 from CVS Commits --- The master branch has been updated by Jonathan Wakely : https://gcc.gnu.org/g:ec153f96f8943f1d2418d2248ed219358990bb5f commit r11-6771-gec153f96f8943f1d2418d2248ed219358990bb5f Author: Jonathan Wakely Date:

[Bug tree-optimization/97494] [11 regression] several vector test case failures starting with r11-3966

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97494 --- Comment #6 from CVS Commits --- The master branch has been updated by Richard Biener : https://gcc.gnu.org/g:e393f03b1a73d75901d1bc49c99123bdf534e120 commit r11-6770-ge393f03b1a73d75901d1bc49c99123bdf534e120 Author: Richard Biener Date:

[Bug tree-optimization/97494] [11 regression] several vector test case failures starting with r11-3966

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97494 --- Comment #5 from Richard Biener --- I guess this folding detail wasn't what the original testcase was supposed to test. Doing out[i*4] = (in[i*4] + 2) * 3; out[i*4 + 1] = (in[i*4 + 2] + 2) * 7; out[i*4 + 2] = (in[i*4 + 1] +

[Bug middle-end/98713] Failure to generate branch version of abs if user requested it

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98713 --- Comment #8 from Jakub Jelinek --- This is specific to x86, where if the inputs are inpredictable and results aren't consumed too early that the cmov latency kills performance cmov sometimes improves performance a lot, on the other side, if th

[Bug tree-optimization/97494] [11 regression] several vector test case failures starting with r11-3966

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97494 --- Comment #4 from Richard Biener --- OK, so for gcc.dg/vect/slp-11b.c we're now doing hybrid vectorization if a { 0 2 1 } load permute is supported. The reason this is needed is that out[i*4] = (in[i*4] + 2) * 3; out[i*4 + 1] = (i

[Bug testsuite/97299] [11 regression] gcc.dg/vect/slp-reduc-3.c fails after r11-3563

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97299 Richard Biener changed: What|Removed |Added Resolution|--- |FIXED Status|ASSIGNED

[Bug testsuite/97299] [11 regression] gcc.dg/vect/slp-reduc-3.c fails after r11-3563

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97299 --- Comment #4 from CVS Commits --- The master branch has been updated by Richard Biener : https://gcc.gnu.org/g:104304cd246e9e8cd874f6cef7e2a5cd4bb0114d commit r11-6767-g104304cd246e9e8cd874f6cef7e2a5cd4bb0114d Author: Richard Biener Date:

[Bug tree-optimization/96974] [10/11 Regression] ICE in vect_get_vector_types_for_stmt compiling for SVE

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96974 --- Comment #7 from Stam Markianos-Wright --- (In reply to rsand...@gcc.gnu.org from comment #6) > (In reply to Stam Markianos-Wright from comment #5) > > I'm tempted to try and add a reverse: > > > > || multiple_p (*stmt_vectype_out, nunits

[Bug testsuite/97299] [11 regression] gcc.dg/vect/slp-reduc-3.c fails after r11-3563

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97299 --- Comment #3 from Richard Biener --- OK, so this is a bad interaction of pattern detection and SLP reduction vectorization. We're detecting /home/rguenther/src/trunk/gcc/testsuite/gcc.dg/vect/slp-reduc-3.c:26:14: note: widen_sum pattern rec

[Bug tree-optimization/96974] [10/11 Regression] ICE in vect_get_vector_types_for_stmt compiling for SVE

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96974 --- Comment #6 from rsandifo at gcc dot gnu.org --- (In reply to Stam Markianos-Wright from comment #5) > I'm tempted to try and add a reverse: > > || multiple_p (*stmt_vectype_out, nunits_vectype) > > And then regtest, but I probably ne

[Bug tree-optimization/98727] [11 Regression] Miscompiled signed overflow check since r11-6580

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98727 --- Comment #3 from Jakub Jelinek --- Serge noticed LLVM miscompilation and bisected to my change and then with instrumented GCC found two possible compilation units, and I've eyeballed the differences on one of those and spotted the bug in the .

[Bug testsuite/97299] [11 regression] gcc.dg/vect/slp-reduc-3.c fails after r11-3563

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97299 --- Comment #2 from Richard Biener --- Just noting that while gcc-testresults has almost daily results of GCC 8,9,10 branches for ppc64le-linux trunk is only daily tested on ppc64-aix

[Bug debug/98716] [11 Regression] sanitizer regressions by r11-6755

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98716 Jakub Jelinek changed: What|Removed |Added Assignee|unassigned at gcc dot gnu.org |jakub at gcc dot gnu.org

[Bug tree-optimization/96974] [10/11 Regression] ICE in vect_get_vector_types_for_stmt compiling for SVE

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96974 --- Comment #5 from Stam Markianos-Wright --- (In reply to rsand...@gcc.gnu.org from comment #4) > (In reply to Stam Markianos-Wright from comment #3) > > Just started looking at this. I've narrowed it as the bug appearing with > > commit 9b75f56

[Bug debug/98716] [11 Regression] sanitizer regressions by r11-6755

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98716 --- Comment #3 from Jakub Jelinek --- So, seems when asan alloca_big_alignment test is built with -gdwarf-4 -flto, we have: Offset: 0x57 Length: 214 DWARF Version: 4 Prologue Length:

[Bug target/79437] Redundant move instruction when getting sign bit of double on 32-bit architecture

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79437 --- Comment #5 from Matheus Izvekov --- Issue is still present on 10.2 and trunk. Workspace for reference: https://godbolt.org/z/EYhaaW I believe this issue should have already been transitioned to CONFIRMED.

[Bug ipa/98594] [11 Regression] IPA modref codegen bug

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98594 Jan Hubicka changed: What|Removed |Added Assignee|unassigned at gcc dot gnu.org |hubicka at gcc dot gnu.org

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