[Bug tree-optimization/96801] Refactoring of LIM introduced possible bug

2020-08-27 Thread stefansf at linux dot ibm.com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96801 --- Comment #2 from Stefan Schulze Frielinghaus --- Can confirm. This is resolved with the mentioned commit. Thanks!

[Bug tree-optimization/96522] [9/10/11 Regression] Incorrect with with -O -fno-tree-pta

2020-08-27 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96522 --- Comment #4 from Richard Biener --- Created attachment 49137 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=49137&action=edit patch The same holds true for copying alignment. I don't think SLSR is "safe" here since it also picks a new

[Bug gcov-profile/96285] The documentation of -fprofile-exclude-files is unclear

2020-08-27 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96285 Martin Liška changed: What|Removed |Added Resolution|--- |FIXED Status|ASSIGNED

[Bug c++/90629] Support for -Wmismatched-new-delete

2020-08-27 Thread dcb314 at hotmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90629 David Binderman changed: What|Removed |Added CC||dcb314 at hotmail dot com --- Comment

[Bug tree-optimization/96579] [8/9/10/11 Regression] ICE in gimple check: expected gimple_assign(error_mark), have gimple_nop() in gimple_assign_rhs1, at gimple.h:2605 since r7-950-g8a85cee26eabf5cf

2020-08-27 Thread cvs-commit at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96579 --- Comment #4 from CVS Commits --- The master branch has been updated by Richard Biener : https://gcc.gnu.org/g:ff7463172e564c5dd2432d7af8eaa0124cbd4af7 commit r11-2900-gff7463172e564c5dd2432d7af8eaa0124cbd4af7 Author: Richard Biener Date:

[Bug tree-optimization/96579] [8/9/10 Regression] ICE in gimple check: expected gimple_assign(error_mark), have gimple_nop() in gimple_assign_rhs1, at gimple.h:2605 since r7-950-g8a85cee26eabf5cf

2020-08-27 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96579 Richard Biener changed: What|Removed |Added Known to work||11.0 Summary|[8/9/10/11 Regr

[Bug c/96810] New: This is a case that gcc shoud not compile successfully, but gcc acts opposite.

2020-08-27 Thread weiwt.fnst at cn dot fujitsu.com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96810 Bug ID: 96810 Summary: This is a case that gcc shoud not compile successfully, but gcc acts opposite. Product: gcc Version: 11.0 Status: UNCONFIRMED Severity: n

[Bug fortran/96811] New: Power: x**(negative integer) – use libgcc variant for power raised to negative value?

2020-08-27 Thread burnus at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96811 Bug ID: 96811 Summary: Power: x**(negative integer) – use libgcc variant for power raised to negative value? Product: gcc Version: 11.0 Status: UNCONFIRMED Seve

[Bug c/96810] This is a case that gcc shoud not compile successfully, but gcc acts opposite.

2020-08-27 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96810 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org Resolut

[Bug target/96744] [11 Regression] FAIL: gcc.target/i386/avx512bitalgvl-vpopcntb-1.c execution test

2020-08-27 Thread crazylht at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96744 --- Comment #9 from Hongtao.liu --- (In reply to Hongtao.liu from comment #7) > (In reply to Uroš Bizjak from comment #5) > > (In reply to Hongtao.liu from comment #2) > > > > > Need to add define_insn for movp2qi/movp2hi? > > > > Yes, this is

[Bug target/96744] [11 Regression] FAIL: gcc.target/i386/avx512bitalgvl-vpopcntb-1.c execution test

2020-08-27 Thread crazylht at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96744 --- Comment #10 from Hongtao.liu --- (In reply to Uroš Bizjak from comment #3) > Created attachment 49112 [details] > Retune mask <-> general moves cost > > It looks to me that mask <-> general cost is too low, so the compiler now > prefers thes

[Bug fortran/96797] OpenACC fortran acc_get_cuda_stream

2020-08-27 Thread burnus at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96797 Tobias Burnus changed: What|Removed |Added CC||burnus at gcc dot gnu.org --- Comment #1

[Bug fortran/96811] Power: x**(negative integer) – use libgcc variant for power raised to negative value?

2020-08-27 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96811 Richard Biener changed: What|Removed |Added Ever confirmed|0 |1 Last reconfirmed|

[Bug rtl-optimization/96812] New: gcc.dg/torture/pr90328.c FAILs with -fno-ivopts

2020-08-27 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96812 Bug ID: 96812 Summary: gcc.dg/torture/pr90328.c FAILs with -fno-ivopts Product: gcc Version: 11.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: rt

[Bug c++/96805] [10/11 Regression] ICE: Segmentation fault in instantiate_template / pop_nested_class()

2020-08-27 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96805 Martin Liška changed: What|Removed |Added CC||marxin at gcc dot gnu.org --- Comment #4

[Bug bootstrap/96813] New: [11 Regression] Broken bootstrap-lto-lean profiled bootstrap since r11-2883-gbf19cbc9cea6161f3deb63040601090828c44c53

2020-08-27 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96813 Bug ID: 96813 Summary: [11 Regression] Broken bootstrap-lto-lean profiled bootstrap since r11-2883-gbf19cbc9cea6161f3deb63040601090828c44c53 Product: gcc Version:

[Bug target/96744] [11 Regression] FAIL: gcc.target/i386/avx512bitalgvl-vpopcntb-1.c execution test

2020-08-27 Thread ubizjak at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96744 --- Comment #11 from Uroš Bizjak --- (In reply to Hongtao.liu from comment #9) > > > However, the patch assumes that avx512vp2intersect implies mavx512dq, > > > > Let me check this part. > > Confirmed, avx512vp2intersect implies avx512dq. > >

[Bug c++/25814] Request for warning for parser ambiguity of function declarations and variable declarations with initializations

2020-08-27 Thread dmalcolm at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=25814 David Malcolm changed: What|Removed |Added Assignee|dmalcolm at gcc dot gnu.org|unassigned at gcc dot gnu.org

[Bug target/94538] [9/10/11 Regression] ICE: in extract_constrain_insn_cached, at recog.c:2223 (insn does not satisfy its constraints) with -mcpu=cortex-m23 -mslow-flash-data

2020-08-27 Thread cvs-commit at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94538 --- Comment #22 from CVS Commits --- The releases/gcc-9 branch has been updated by Christophe Lyon : https://gcc.gnu.org/g:967a5f8e585a5d499870903849c0fa06c326547a commit r9-8835-g967a5f8e585a5d499870903849c0fa06c326547a Author: Christophe Lyon

[Bug target/96789] x264: sub4x4_dct() improves when vectorization is disabled

2020-08-27 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96789 --- Comment #5 from Richard Biener --- testcase from https://github.com/mirror/x264/blob/master/common/dct.c where FENC_STRIDE is 16 and FDEC_STRIDE 32 pixel is unsigned char, dctcoef is unsigned short static inline void pixel_sub_wxh( dctcoef

[Bug analyzer/96792] Analyzer assumes pointer is NULL, even though pointer was dereferenced earlier

2020-08-27 Thread dmalcolm at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96792 David Malcolm changed: What|Removed |Added Ever confirmed|0 |1 Status|UNCONFIRMED

[Bug target/94538] [9/10/11 Regression] ICE: in extract_constrain_insn_cached, at recog.c:2223 (insn does not satisfy its constraints) with -mcpu=cortex-m23 -mslow-flash-data

2020-08-27 Thread cvs-commit at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94538 --- Comment #23 from CVS Commits --- The releases/gcc-10 branch has been updated by Christophe Lyon : https://gcc.gnu.org/g:f8bc014aa47a1b2056e89e50b0ce86ba64d93f3b commit r10-8678-gf8bc014aa47a1b2056e89e50b0ce86ba64d93f3b Author: Christophe Ly

[Bug target/94538] [9/10/11 Regression] ICE: in extract_constrain_insn_cached, at recog.c:2223 (insn does not satisfy its constraints) with -mcpu=cortex-m23 -mslow-flash-data

2020-08-27 Thread clyon at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94538 Christophe Lyon changed: What|Removed |Added Resolution|--- |FIXED Status|ASSIGNED

[Bug bootstrap/96813] [11 Regression] Broken bootstrap-lto-lean profiled bootstrap since r11-2883-gbf19cbc9cea6161f3deb63040601090828c44c53

2020-08-27 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96813 Richard Biener changed: What|Removed |Added Target Milestone|--- |11.0 Version|10.0

[Bug bootstrap/96813] [11 Regression] Broken bootstrap-lto-lean profiled bootstrap since r11-2883-gbf19cbc9cea6161f3deb63040601090828c44c53

2020-08-27 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96813 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |NEW Ever confirmed|0

[Bug rtl-optimization/96796] [9/10/11 Regression] aarch64: ICE during RTL pass: reload

2020-08-27 Thread rsandifo at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96796 rsandifo at gcc dot gnu.org changed: What|Removed |Added CC||rsandifo at gcc dot gnu.org

[Bug fortran/96728] Fatal Error: Reading module inquiry functions on assumed-rank

2020-08-27 Thread pault at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96728 Paul Thomas changed: What|Removed |Added Assignee|pault at gcc dot gnu.org |unassigned at gcc dot gnu.org ---

[Bug fortran/96727] ICE with character length specified using specification function on assumed-rank array

2020-08-27 Thread pault at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96727 Paul Thomas changed: What|Removed |Added Assignee|pault at gcc dot gnu.org |unassigned at gcc dot gnu.org ---

[Bug fortran/96726] ICE with user defined specification function on assumed-rank array

2020-08-27 Thread pault at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96726 Paul Thomas changed: What|Removed |Added Assignee|pault at gcc dot gnu.org |unassigned at gcc dot gnu.org ---

[Bug fortran/96624] A segment fault occurred when using the reshape function result to assign a variable

2020-08-27 Thread pault at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96624 Paul Thomas changed: What|Removed |Added CC||pault at gcc dot gnu.org Assigne

[Bug target/96814] New: [11 Regression] wrong code with -march=cascadelake

2020-08-27 Thread zsojka at seznam dot cz
11-2899-20200827080734-g989bc4ca2f2-checking-yes-rtl-df-extra-amd64 Thread model: posix Supported LTO compression algorithms: zlib zstd gcc version 11.0.0 20200827 (experimental) (GCC)

[Bug tree-optimization/96522] [9/10/11 Regression] Incorrect with with -O -fno-tree-pta

2020-08-27 Thread cvs-commit at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96522 --- Comment #5 from CVS Commits --- The master branch has been updated by Richard Biener : https://gcc.gnu.org/g:eb68d9d828f94d28afa5900fbf3072bbcd64ba8a commit r11-2906-geb68d9d828f94d28afa5900fbf3072bbcd64ba8a Author: Richard Biener Date:

[Bug c++/96815] New: internal compiler error: in tsubst_pack_expansion, at cp/pt.c:12928

2020-08-27 Thread c.de-claverie at pm dot me
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96815 Bug ID: 96815 Summary: internal compiler error: in tsubst_pack_expansion, at cp/pt.c:12928 Product: gcc Version: 10.2.0 Status: UNCONFIRMED Severity: normal

[Bug libstdc++/96816] New: bitset: debug mode: operator== ambiguous

2020-08-27 Thread jeanmichael.celerier at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96816 Bug ID: 96816 Summary: bitset: debug mode: operator== ambiguous Product: gcc Version: unknown Status: UNCONFIRMED Severity: normal Priority: P3 Component: libstd

[Bug libstdc++/96816] bitset: debug mode: operator== ambiguous

2020-08-27 Thread jeanmichael.celerier at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96816 --- Comment #1 from Jean-Michaël Celerier --- gcc.godbolt.org link for easy repro: https://gcc.godbolt.org/z/WYbzfT

[Bug libstdc++/96816] bitset: debug mode: operator== ambiguous

2020-08-27 Thread jeanmichael.celerier at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96816 --- Comment #2 from Jean-Michaël Celerier --- I'd wager this is a result of C++20 operator<=> changes and operator== synthesis.

[Bug libstdc++/96817] New: __cxa_guard_acquire unsafe against dynamically loaded pthread

2020-08-27 Thread yshuiv7 at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96817 Bug ID: 96817 Summary: __cxa_guard_acquire unsafe against dynamically loaded pthread Product: gcc Version: 10.2.0 Status: UNCONFIRMED Severity: normal

[Bug c++/96815] internal compiler error: in tsubst_pack_expansion, at cp/pt.c:12928

2020-08-27 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96815 Jonathan Wakely changed: What|Removed |Added Keywords||ice-on-invalid-code Last reconfirmed

[Bug libstdc++/96816] bitset: debug mode: operator== ambiguous

2020-08-27 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96816 Jonathan Wakely changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug libstdc++/96303] [10/11 Regression] Ambiguous overload for operator!= for std::__debug::bitset compiled with -std=c++20 and -pedantic.

2020-08-27 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96303 Jonathan Wakely changed: What|Removed |Added CC||jeanmichael.celerier@gmail.

[Bug bootstrap/95582] [11 Regression] LTO lean + PGO bootstrap is broken in Ada

2020-08-27 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95582 --- Comment #11 from Martin Liška --- Is there any progress about this PR? It's still blocking Ada bootstrap.

[Bug libstdc++/96816] bitset: debug mode: operator== ambiguous

2020-08-27 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96816 --- Comment #4 from Jonathan Wakely --- (In reply to Jean-Michaël Celerier from comment #0) > g++ does not, but I guess this still warrants checking ? N.B. GCC does give an error if you compile with -Wpedantic -std=c++20

[Bug target/96814] [11 Regression] wrong code with -march=cascadelake since r11-1445-g502d63b6d6141597

2020-08-27 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96814 Martin Liška changed: What|Removed |Added Assignee|unassigned at gcc dot gnu.org |marxin at gcc dot gnu.org

[Bug c++/96355] [10/11 Regression] [concepts] internal compiler error: in tsubst_pack_expansion, at cp/pt.c:12928

2020-08-27 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96355 Jonathan Wakely changed: What|Removed |Added Known to work||10.1.0 Summary|[concepts] i

[Bug c++/96355] [10/11 Regression] [concepts] internal compiler error: in tsubst_pack_expansion, at cp/pt.c:12928

2020-08-27 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96355 --- Comment #3 from Jonathan Wakely --- (In reply to Robert Douglas from comment #1) > I've also hit this issue in upgrading from 9.1 to 10.2 > > I presume it run into the same issue, but if it helps, this more closely > matches my use case: > h

[Bug libstdc++/96817] __cxa_guard_acquire unsafe against dynamically loaded pthread

2020-08-27 Thread yshuiv7 at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96817 --- Comment #1 from Yuxuan Shui --- Example: This program normally deadlocks when using linked pthread: https://godbolt.org/z/Yrza4e But it will throw recursive_init_error when using dlopen'd pthread: https://godbolt.org/z/afMe5d

[Bug libstdc++/96817] __cxa_guard_acquire unsafe against dynamically loaded pthread

2020-08-27 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96817 --- Comment #2 from Jonathan Wakely --- Dynamically loading libpthread breaks everything in libstdc++, it just isn't supported.

[Bug libstdc++/96817] __cxa_guard_acquire unsafe against dynamically loaded pthread

2020-08-27 Thread yshuiv7 at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96817 --- Comment #3 from Yuxuan Shui --- (In reply to Jonathan Wakely from comment #2) > Dynamically loading libpthread breaks everything in libstdc++, it just isn't > supported. But it has real use cases, e.g. writing a C++ OpenGL program that doesn

[Bug fortran/94958] gcc/fortran/trans-array.c:9797: possible typo ?

2020-08-27 Thread vehre at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94958 Andre Vehreschild changed: What|Removed |Added Status|WAITING |RESOLVED Resolution|---

[Bug bootstrap/95582] [11 Regression] LTO lean + PGO bootstrap is broken in Ada

2020-08-27 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95582 --- Comment #12 from Richard Biener --- (In reply to Martin Liška from comment #11) > Is there any progress about this PR? It's still blocking Ada bootstrap. Can you check the patch from comment#6? I'm not 100% sure it's correct but it can at m

[Bug libstdc++/96817] __cxa_guard_acquire unsafe against dynamically loaded pthread

2020-08-27 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96817 --- Comment #4 from Richard Biener --- it's been always that way - but yes, people repeatedly fall into this trap

[Bug target/96814] [11 Regression] wrong code with -march=cascadelake since r11-1445-g502d63b6d6141597

2020-08-27 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96814 Richard Biener changed: What|Removed |Added Target Milestone|--- |11.0

[Bug rtl-optimization/96812] gcc.dg/torture/pr90328.c FAILs with -fno-ivopts

2020-08-27 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96812 Richard Biener changed: What|Removed |Added Keywords||wrong-code Ever confirmed|0

[Bug libstdc++/96817] __cxa_guard_acquire unsafe against dynamically loaded pthread

2020-08-27 Thread yshuiv7 at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96817 --- Comment #5 from Yuxuan Shui --- (In reply to Richard Biener from comment #4) > it's been always that way - but yes, people repeatedly fall into this trap If there anything libstdc++, or maybe the middle man (Mesa in my case) can do, to impro

[Bug libstdc++/96817] __cxa_guard_acquire unsafe against dynamically loaded pthread

2020-08-27 Thread yshuiv7 at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96817 --- Comment #6 from Yuxuan Shui --- I meant to say "Is there anything ... can do, to improve the situation?"

[Bug libstdc++/96817] __cxa_guard_acquire unsafe against dynamically loaded pthread

2020-08-27 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96817 --- Comment #7 from Jonathan Wakely --- It will work when Glibc defines all the pthread functions in libc.so and libpthread.so becomes empty. There's not really any way to make it work until then that wouldn't pessimize programs that are entirely

[Bug libstdc++/96817] __cxa_guard_acquire unsafe against dynamically loaded pthread

2020-08-27 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96817 --- Comment #8 from Jonathan Wakely --- I'm also going to start using Glibc's __libc_single_threaded instead of __gthread_active_p() for deciding whether to use atomics for reference counting in shared_ptr and the old std::string. Once reference

[Bug bootstrap/95582] [11 Regression] LTO lean + PGO bootstrap is broken in Ada

2020-08-27 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95582 --- Comment #13 from Martin Liška --- (In reply to Richard Biener from comment #12) > (In reply to Martin Liška from comment #11) > > Is there any progress about this PR? It's still blocking Ada bootstrap. > > Can you check the patch from commen

[Bug libstdc++/96817] __cxa_guard_acquire unsafe against dynamically loaded pthread

2020-08-27 Thread yshuiv7 at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96817 --- Comment #9 from Yuxuan Shui --- (In reply to Jonathan Wakely from comment #7) > It will work when Glibc defines all the pthread functions in libc.so and > libpthread.so becomes empty. Won't that mean libstdc++ will always use the thread-safe

[Bug target/96768] -mpure-code produces switch tables for thumb-1

2020-08-27 Thread clyon at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96768 --- Comment #1 from Christophe Lyon --- This is related to comments 10,11,14,15 and 16 in the original PR94538. In comment 14, Wilco suggested: "The best option is to do the same as Cortex-M3: just switch off branch tables altogether and fall ba

[Bug target/96768] -mpure-code produces switch tables for thumb-1

2020-08-27 Thread clyon at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96768 --- Comment #2 from Christophe Lyon --- Send patch proposal: https://gcc.gnu.org/pipermail/gcc-patches/2020-August/552798.html

[Bug target/96768] -mpure-code produces switch tables for thumb-1

2020-08-27 Thread clyon at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96768 Christophe Lyon changed: What|Removed |Added Last reconfirmed||2020-08-27 Ever confirmed|0

[Bug libstdc++/96817] __cxa_guard_acquire unsafe against dynamically loaded pthread

2020-08-27 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96817 --- Comment #10 from Jonathan Wakely --- Because it pessimizes single threaded programs. After we've made some other changes that depend on a recent glibc, then we can avoid that pessimization.

[Bug fortran/96418] Test coarray_alloc_comp_4.f08 ICEs

2020-08-27 Thread vehre at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96418 Andre Vehreschild changed: What|Removed |Added Status|NEW |ASSIGNED --- Comment #4 from Andre V

[Bug libstdc++/66146] call_once not C++11-compliant on ppc64le

2020-08-27 Thread kisha-nik at mail dot ru
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66146 Evgeny changed: What|Removed |Added CC||kisha-nik at mail dot ru --- Comment #31 from E

[Bug libstdc++/96817] __cxa_guard_acquire unsafe against dynamically loaded pthread

2020-08-27 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96817 Jonathan Wakely changed: What|Removed |Added Ever confirmed|0 |1 Last reconfirmed|

[Bug libstdc++/96817] __cxa_guard_acquire unsafe against dynamically loaded pthread

2020-08-27 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96817 --- Comment #12 from Jonathan Wakely --- Oh plus this for the aborted init case: @@ -351,7 +366,17 @@ namespace __cxxabiv1 #ifdef _GLIBCXX_USE_FUTEX // If __atomic_* and futex syscall are supported, don't use any global // mutex. +#if

[Bug fortran/95882] [9/10/11 Regression] ICE in gfc_get_derived_type, at fortran/trans-types.c:2729

2020-08-27 Thread cvs-commit at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95882 --- Comment #3 from CVS Commits --- The master branch has been updated by Mark Eggleston : https://gcc.gnu.org/g:c336eda750d4e7a0827fedf995da955d6d88d5ca commit r11-2907-gc336eda750d4e7a0827fedf995da955d6d88d5ca Author: Mark Eggleston Date:

[Bug c++/25814] Request for warning for parser ambiguity of function declarations and variable declarations with initializations

2020-08-27 Thread mpolacek at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=25814 --- Comment #17 from Marek Polacek --- (In reply to David Malcolm from comment #16) > (In reply to Marek Polacek from comment #15) > > David, presumably you're not working on this at the moment? > You're correct. Sorry about that. Switching bac

[Bug tree-optimization/96818] New: [11 Regression] ICE: in decompose, at wide-int.h:984 at -O

2020-08-27 Thread zsojka at seznam dot cz
x-gnu-as --disable-libstdcxx-pch --prefix=/repo/gcc-trunk//binary-trunk-r11-2899-20200827080734-g989bc4ca2f2-checking-yes-rtl-df-extra-amd64 Thread model: posix Supported LTO compression algorithms: zlib zstd gcc version 11.0.0 20200827 (experimental) (GCC)

[Bug c++/96819] New: ICE when reading from libc++ 9

2020-08-27 Thread gccbugbjorn at fahller dot se
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96819 Bug ID: 96819 Summary: ICE when reading from libc++ 9 Product: gcc Version: 11.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++ Assi

[Bug c++/96819] ICE when reading from libc++ 9

2020-08-27 Thread gccbugbjorn at fahller dot se
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96819 --- Comment #1 from Björn Fahller --- Compilation error message is: In file included from :1: /opt/compiler-explorer/clang-9.0.0/include/c++/v1/tuple: In substitution of 'template template template using _PreferTupleLikeConstructor = std::__1::

[Bug tree-optimization/96820] New: ICE on x86_64-linux-gnu with `-m32` and from `-O0` to `-O3` (internal compiler error: in verify_sra_access_forest, at tree-sra.c:2358)

2020-08-27 Thread cnsun at uwaterloo dot ca
ftware/gcc-trunk --disable-bootstrap Thread model: posix Supported LTO compression algorithms: zlib gcc version 11.0.0 20200827 (experimental) [master revision :1121fa585:3ae0cd94abc15e33dc06ca7a5f76f14b1d74129f] (GCC)

[Bug tree-optimization/96820] ICE on x86_64-linux-gnu with `-m32` and from `-O0` to `-O3` (internal compiler error: in verify_sra_access_forest, at tree-sra.c:2358)

2020-08-27 Thread cnsun at uwaterloo dot ca
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96820 --- Comment #1 from cnsun at uwaterloo dot ca --- Not sure if this is a dup to https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96730

[Bug c++/96819] [11 Regression] ICE when reading from libc++ 9

2020-08-27 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96819 Jonathan Wakely changed: What|Removed |Added Last reconfirmed||2020-08-27 Status|UNCONFIR

[Bug c++/96819] [11 Regression] ICE when reading from libc++ 9

2020-08-27 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96819 Jonathan Wakely changed: What|Removed |Added CC||jason at gcc dot gnu.org --- Comment #

[Bug c++/96819] [11 Regression] ICE when reading from libc++ 9

2020-08-27 Thread ppalka at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96819 --- Comment #4 from Patrick Palka --- Looks like a dup of PR96805?

[Bug c++/96819] [11 Regression] ICE when reading from libc++ 9

2020-08-27 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96819 --- Comment #5 from Jonathan Wakely --- Created attachment 49141 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=49141&action=edit Another preprocessed source Using the attached file I get some other errors before the ICE. The attached one

[Bug c++/96819] [11 Regression] ICE when reading from libc++ 9

2020-08-27 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96819 --- Comment #6 from Jonathan Wakely --- (In reply to Patrick Palka from comment #4) > Looks like a dup of PR96805? Seems to have started at the following commit though.

[Bug c++/96819] [11 Regression] ICE when reading from libc++ 9

2020-08-27 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96819 --- Comment #7 from Jonathan Wakely --- In file included from /usr/include/c++/v1/__functional_base:18, from /usr/include/c++/v1/tuple:152, from 96819.C:1: /usr/include/c++/v1/utility: In substitution of ‘templat

[Bug c++/96819] [11 Regression] ICE when reading from libc++ 9

2020-08-27 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96819 --- Comment #8 from Jonathan Wakely --- (In reply to Jonathan Wakely from comment #6) > (In reply to Patrick Palka from comment #4) > > Looks like a dup of PR96805? > > Seems to have started at the following commit though. And I don't see an IC

[Bug c++/96819] [11 Regression] ICE when reading from libc++ 9

2020-08-27 Thread ppalka at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96819 --- Comment #9 from Patrick Palka --- Is this with -std=c++20 or -std=c++17? From what I can tell r11-2747 adds a fragment of code that is run only for c++20, and then r11-2748 makes it run for c++17 as well. And only the first commit was backp

[Bug c++/96819] [11 Regression] ICE when reading from libc++ 9

2020-08-27 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96819 Jonathan Wakely changed: What|Removed |Added Resolution|--- |DUPLICATE Status|NEW

[Bug c++/96805] [10/11 Regression] ICE: Segmentation fault in instantiate_template / pop_nested_class()

2020-08-27 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96805 Jonathan Wakely changed: What|Removed |Added CC||gccbugbjorn at fahller dot se --- Comm

[Bug c++/96819] [11 Regression] ICE when reading from libc++ 9

2020-08-27 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96819 --- Comment #11 from Jonathan Wakely --- And bisecting with -std=c++20 instead of -std=c++20 confirms it was r11-2747.

[Bug fortran/95882] [9/10/11 Regression] ICE in gfc_get_derived_type, at fortran/trans-types.c:2729

2020-08-27 Thread cvs-commit at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95882 --- Comment #4 from CVS Commits --- The releases/gcc-10 branch has been updated by Mark Eggleston : https://gcc.gnu.org/g:8323d09e82345a1ca39f6630cdd22ccf4ef38a84 commit r10-8679-g8323d09e82345a1ca39f6630cdd22ccf4ef38a84 Author: Mark Eggleston

[Bug target/96787] rs6000 mcpu=power10 miscompiles libiberty htab_delete() causing bootstrap failure

2020-08-27 Thread cvs-commit at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96787 --- Comment #9 from CVS Commits --- The master branch has been updated by William Schmidt : https://gcc.gnu.org/g:abca87c57847cd04f5e05935ff9ae5121c1ecb1d commit r11-2908-gabca87c57847cd04f5e05935ff9ae5121c1ecb1d Author: Bill Schmidt Date: T

[Bug fortran/79097] coarray and pointer component

2020-08-27 Thread vehre at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79097 Andre Vehreschild changed: What|Removed |Added Status|NEW |RESOLVED Resolution|---

[Bug fortran/83700] [Meta-bug] Fortran Coarray issues

2020-08-27 Thread vehre at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83700 Bug 83700 depends on bug 79097, which changed state. Bug 79097 Summary: coarray and pointer component https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79097 What|Removed |Added --

[Bug target/96787] rs6000 mcpu=power10 miscompiles libiberty htab_delete() causing bootstrap failure

2020-08-27 Thread wschmidt at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96787 Bill Schmidt changed: What|Removed |Added Status|NEW |RESOLVED Resolution|---

[Bug fortran/96811] Power: x**(negative integer) – use libgcc variant for power raised to negative value?

2020-08-27 Thread kargl at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96811 kargl at gcc dot gnu.org changed: What|Removed |Added CC||kargl at gcc dot gnu.org --- C

[Bug tree-optimization/96818] [11 Regression] ICE: in decompose, at wide-int.h:984 at -O since r11-2883

2020-08-27 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96818 Jakub Jelinek changed: What|Removed |Added Status|UNCONFIRMED |NEW CC|

[Bug target/65146] alignment of _Atomic structure member is not correct

2020-08-27 Thread cvs-commit at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65146 --- Comment #24 from CVS Commits --- The master branch has been updated by Jakub Jelinek : https://gcc.gnu.org/g:04df5e7de2f3dd652a9cddc1c9adfbdf45947ae6 commit r11-2909-g04df5e7de2f3dd652a9cddc1c9adfbdf45947ae6 Author: Jakub Jelinek Date: T

[Bug fortran/96811] Power: x**(negative integer) – use libgcc variant for power raised to negative value?

2020-08-27 Thread burnus at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96811 --- Comment #3 from Tobias Burnus --- (In reply to kargl from comment #2) > For real x, gfortran does not generate a call to libgfortran function. It does – as mentioned in my email reply but not only for 'int' integers: integer(16) :: n real :

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

2020-08-27 Thread dudkindaniilm2 at yandex dot ru
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96821 Bug ID: 96821 Summary: [concepts] Incorrect evaluation of concept with ill-formed expression Product: gcc Version: 10.0 Status: UNCONFIRMED Severity: normal

[Bug fortran/95882] [9/10/11 Regression] ICE in gfc_get_derived_type, at fortran/trans-types.c:2729

2020-08-27 Thread cvs-commit at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95882 --- Comment #5 from CVS Commits --- The releases/gcc-9 branch has been updated by Mark Eggleston : https://gcc.gnu.org/g:042c58a4b8ba48fdf26c9003154e9d3b83d4c568 commit r9-8836-g042c58a4b8ba48fdf26c9003154e9d3b83d4c568 Author: Mark Eggleston D

[Bug fortran/95882] [9/10/11 Regression] ICE in gfc_get_derived_type, at fortran/trans-types.c:2729

2020-08-27 Thread markeggleston at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95882 markeggleston at gcc dot gnu.org changed: What|Removed |Added Status|NEW |RESOLVED

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

2020-08-27 Thread dudkindaniilm2 at yandex dot ru
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96821 --- Comment #1 from Daniil Dudkin --- Considering the code below the correct output would be (without the indentation): Called with constant value Called with non-const value But the actual output is: Called with constant value Called wi

[Bug c/96596] ICE in match_builtin_function_types on a declaration of a built-in with invalid array argument

2020-08-27 Thread msebor at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96596 Martin Sebor changed: What|Removed |Added Keywords||patch Assignee|unassigned at gc

[Bug tree-optimization/96822] New: [11 regression] Starting with r11-2833 ICE in decompose, at wide-int.h:984

2020-08-27 Thread seurer at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96822 Bug ID: 96822 Summary: [11 regression] Starting with r11-2833 ICE in decompose, at wide-int.h:984 Product: gcc Version: 11.0 Status: UNCONFIRMED Severity: nor

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