[Bug tree-optimization/96513] building terminated with -O3

2020-08-06 Thread glisse at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96513 --- Comment #1 from Marc Glisse --- What you could do, even if it is private code, is reduce it (https://gcc.gnu.org/wiki/A_guide_to_testcase_reduction) until it is very small and doesn't give away any IP, and then post it. Otherwise, there is no

[Bug c/96460] Warn about signed modulo that is converted to unsigned value

2020-08-06 Thread fw at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96460 --- Comment #4 from Florian Weimer --- (In reply to Eric Gallager from comment #3) > There already is a warning from -Wsign-conversion for it: It's for the conversion, not the modulo. My hypothesis is that for the modulo, the warning is much mor

[Bug c++/96515] New: [concepts] Segfault on ill-formed pack expansions in requires-expression

2020-08-06 Thread arthur.j.odwyer at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96515 Bug ID: 96515 Summary: [concepts] Segfault on ill-formed pack expansions in requires-expression Product: gcc Version: 11.0 Status: UNCONFIRMED Severity: normal

[Bug target/96493] powerpc local call linkage failure

2020-08-06 Thread cvs-commit at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96493 --- Comment #3 from CVS Commits --- The master branch has been updated by Alan Modra : https://gcc.gnu.org/g:f8ac30f1653ff69706c35af6d725f1d330600f11 commit r11-2603-gf8ac30f1653ff69706c35af6d725f1d330600f11 Author: Alan Modra Date: Thu Aug

[Bug fortran/96486] get_environment_variable fails for zero-length values

2020-08-06 Thread kargl at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96486 --- Comment #18 from kargl at gcc dot gnu.org --- Created attachment 49015 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=49015&action=edit Bring get_environment_variable almost to F2018 conformance * check.c (gfc_check_get_environment_vari

[Bug middle-end/39398] verify_flow_info failed

2020-08-06 Thread asolokha at gmx dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=39398 Arseny Solokha changed: What|Removed |Added CC||asolokha at gmx dot com --- Comment #4

[Bug tree-optimization/96514] New: [9/10/11 Regression] ICE: verify_flow_info failed (error: control flow in the middle of basic block 3)

2020-08-06 Thread asolokha at gmx dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96514 Bug ID: 96514 Summary: [9/10/11 Regression] ICE: verify_flow_info failed (error: control flow in the middle of basic block 3) Product: gcc Version: 11.0 Status: UNCONFIRM

[Bug c/96513] New: building terminated with -O3

2020-08-06 Thread zhenglin.huang at qdreamer dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96513 Bug ID: 96513 Summary: building terminated with -O3 Product: gcc Version: 9.3.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c Assignee

[Bug tree-optimization/96512] wrong code generated with avx512 intrinsics in some cases

2020-08-06 Thread nathanael.schaeffer at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96512 --- Comment #1 from N Schaeffer --- Created attachment 49014 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=49014&action=edit even simpler bug demonstrator

[Bug tree-optimization/96512] New: wrong code generated with avx512 intrinsics in some cases

2020-08-06 Thread nathanael.schaeffer at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96512 Bug ID: 96512 Summary: wrong code generated with avx512 intrinsics in some cases Product: gcc Version: 8.3.0 Status: UNCONFIRMED Severity: normal Prio

[Bug target/96493] powerpc local call linkage failure

2020-08-06 Thread amodra at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96493 --- Comment #2 from Alan Modra --- Yes, it is a bug present in any gcc version supporting pcrel.

[Bug fortran/96486] get_environment_variable fails for zero-length values

2020-08-06 Thread sgk at troutmask dot apl.washington.edu
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96486 --- Comment #17 from Steve Kargl --- On Thu, Aug 06, 2020 at 08:33:12PM +, jussilehtola at fedoraproject dot org wrote: > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96486 > > --- Comment #16 from Susi Lehtola --- > Yes, then I installed m

[Bug c++/96511] New: Incorrect placement-new warning

2020-08-06 Thread mserdarsanli at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96511 Bug ID: 96511 Summary: Incorrect placement-new warning Product: gcc Version: 10.2.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++ As

[Bug rtl-optimization/96475] direct threaded interpreter with computed gotos generates suboptimal dispatch loop

2020-08-06 Thread segher at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96475 --- Comment #6 from Segher Boessenkool --- I have a patch (since yesterday; just no time to send it :-/ )

[Bug c++/96510] New: Unexpected constexpr deallocation error after implicit conversion

2020-08-06 Thread pkeir at outlook dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96510 Bug ID: 96510 Summary: Unexpected constexpr deallocation error after implicit conversion Product: gcc Version: 11.0 Status: UNCONFIRMED Severity: normal

[Bug c/96460] Warn about signed modulo that is converted to unsigned value

2020-08-06 Thread egallager at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96460 Eric Gallager changed: What|Removed |Added CC||egallager at gcc dot gnu.org

[Bug c/96468] Warn when an empty while loop could have been a do-while

2020-08-06 Thread egallager at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96468 Eric Gallager changed: What|Removed |Added CC||egallager at gcc dot gnu.org --- Comment

[Bug target/92729] [avr] Convert the backend to MODE_CC so it can be kept in future releases

2020-08-06 Thread glaubitz at physik dot fu-berlin.de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92729 --- Comment #7 from John Paul Adrian Glaubitz --- > I'd be really grateful for advice on how to test and improve this. Is there a > test suite somewhere that I've missed? Ideally, one that works with a free > simulator? Probably best to ask on

[Bug fortran/96486] get_environment_variable fails for zero-length values

2020-08-06 Thread jussilehtola at fedoraproject dot org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96486 --- Comment #16 from Susi Lehtola --- Yes, then I installed missing libgfortran debuginfos and the backtrace shortened to #0 0x401267 in zerolen_value at /tmp/readvar2.f90:17 #1 0x4012c4 in main at /tmp/readvar2.f90:22

[Bug libstdc++/96484] Horrible performance of std::read_symlink

2020-08-06 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96484 Jonathan Wakely changed: What|Removed |Added Target Milestone|--- |8.5 Resolution|---

[Bug libstdc++/96484] Horrible performance of std::read_symlink

2020-08-06 Thread cvs-commit at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96484 --- Comment #5 from CVS Commits --- The releases/gcc-8 branch has been updated by Jonathan Wakely : https://gcc.gnu.org/g:8b692f8b4c0e47bc8e11d9c3ab83049f68b2edbc commit r8-10390-g8b692f8b4c0e47bc8e11d9c3ab83049f68b2edbc Author: Jonathan Wakely

[Bug libstdc++/96484] Horrible performance of std::read_symlink

2020-08-06 Thread cvs-commit at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96484 --- Comment #4 from CVS Commits --- The releases/gcc-9 branch has been updated by Jonathan Wakely : https://gcc.gnu.org/g:f86f80dbccece356fa5ca7e1fd4dc581cc6a1cc4 commit r9-8787-gf86f80dbccece356fa5ca7e1fd4dc581cc6a1cc4 Author: Jonathan Wakely

[Bug libstdc++/96484] Horrible performance of std::read_symlink

2020-08-06 Thread cvs-commit at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96484 --- Comment #3 from CVS Commits --- The releases/gcc-10 branch has been updated by Jonathan Wakely : https://gcc.gnu.org/g:8b7e7fcb5fff8255122a8fa94109f7ae05aeaa81 commit r10-8581-g8b7e7fcb5fff8255122a8fa94109f7ae05aeaa81 Author: Jonathan Wakel

[Bug libstdc++/96161] istream::ignore sets eofbit too soon

2020-08-06 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96161 --- Comment #3 from Jonathan Wakely --- See also g:4e39f563c0cd25401f689c2093cb8c13692156ef

[Bug c++/96497] Compare std::variant with int using C++20 <=> is not a constant expression

2020-08-06 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96497 Jonathan Wakely changed: What|Removed |Added Ever confirmed|0 |1 Status|UNCONFIRMED

[Bug c++/85282] CWG 727 (full specialization in non-namespace scope)

2020-08-06 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85282 Jonathan Wakely changed: What|Removed |Added Last reconfirmed|2019-09-08 00:00:00 |2020-8-6 --- Comment #11 from Jonathan

[Bug c++/96489] Three way comparison operator failure to synthesize traditional comparitors

2020-08-06 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96489 --- Comment #8 from Jonathan Wakely --- (In reply to DV Henkel-Wallace from comment #7) > Thanks. That is clear. > > BTW FWIW, defining <=> myself and then defining == default does appear to do > what I want (i.e. I don't have to use. = default

[Bug tree-optimization/96509] out of bounds access silently makes a bounded loop infinite with inlining

2020-08-06 Thread msebor at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96509 Martin Sebor changed: What|Removed |Added Keywords||diagnostic Summary|out of boun

[Bug tree-optimization/96509] New: out of bounds access makes a bounded loop infinite with inlining

2020-08-06 Thread msebor at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96509 Bug ID: 96509 Summary: out of bounds access makes a bounded loop infinite with inlining Product: gcc Version: 11.0 Status: UNCONFIRMED Severity: normal

[Bug target/96191] aarch64 stack_protect_test canary leak

2020-08-06 Thread cvs-commit at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96191 --- Comment #5 from CVS Commits --- The master branch has been updated by Richard Sandiford : https://gcc.gnu.org/g:6a3f3e08723063ea2dadb7ddf503f02972a724e2 commit r11-2598-g6a3f3e08723063ea2dadb7ddf503f02972a724e2 Author: Richard Sandiford Da

[Bug tree-optimization/96146] VRP turns a terminating loop into an infinite loop

2020-08-06 Thread rsandifo at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96146 rsandifo at gcc dot gnu.org changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolutio

[Bug c++/96223] DR 1787 and indeterminate values in constexpr context

2020-08-06 Thread mpolacek at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96223 Marek Polacek changed: What|Removed |Added Keywords|rejects-valid | Assignee|unassigned at gcc do

[Bug c++/96223] DR 1787 and indeterminate values in constexpr context

2020-08-06 Thread richard-gccbugzilla at metafoo dot co.uk
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96223 Richard Smith changed: What|Removed |Added CC||richard-gccbugzilla@metafoo

[Bug libstdc++/96484] Horrible performance of std::read_symlink

2020-08-06 Thread cvs-commit at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96484 --- Comment #2 from CVS Commits --- The master branch has been updated by Jonathan Wakely : https://gcc.gnu.org/g:6a13a4e3f29fc4ce5eff96d74ba965c9fdc02184 commit r11-2597-g6a13a4e3f29fc4ce5eff96d74ba965c9fdc02184 Author: Jonathan Wakely Date:

[Bug c++/96501] [C++11] Should warn when classes only have copy constructor defined

2020-08-06 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96501 --- Comment #2 from Jonathan Wakely --- Also, how would users suppress this warning for cases where it's not wanted? Plenty of classes don't need a move constructor because moving is not more efficient than copying, but they don't want a default

[Bug middle-end/96508] New: missing warning for invalid calls to builtins from inline functions defined in system headers

2020-08-06 Thread msebor at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96508 Bug ID: 96508 Summary: missing warning for invalid calls to builtins from inline functions defined in system headers Product: gcc Version: 11.0 Status: UNCONFIRMED

[Bug c++/96489] Three way comparison operator failure to synthesize traditional comparitors

2020-08-06 Thread gu...@henkel-wallace.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96489 --- Comment #7 from DV Henkel-Wallace --- Thanks. That is clear. BTW FWIW, defining <=> myself and then defining == default does appear to do what I want (i.e. I don't have to use. = default with both operators). I saw that cppreference claims

[Bug c++/96501] [C++11] Should warn when classes only have copy constructor defined

2020-08-06 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96501 --- Comment #1 from Jonathan Wakely --- (In reply to Nuno Lopes from comment #0) > I see a lot of old code that has copy constructors defined, but not move > constructors. This pessimizes code since the definition of the copy > constructor hides

[Bug c++/96507] New: Feature request: improve "-Waddress" (or equivalent) for function references inside structs

2020-08-06 Thread federico.kircheis at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96507 Bug ID: 96507 Summary: Feature request: improve "-Waddress" (or equivalent) for function references inside structs Product: gcc Version: unknown Status: UNCONFIRMED

[Bug rtl-optimization/96475] direct threaded interpreter with computed gotos generates suboptimal dispatch loop

2020-08-06 Thread mikpelinux at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96475 --- Comment #5 from Mikael Pettersson --- I can't reproduce on {ppc64le, ppc64, aarch64, m68k, x86_64}-linux-gnu, they all inline the dispatcher at the end of each handler, w/ gcc-10.2.0 -O2. However, for sparc64 gcc-10.2.0 -O2 does end each han

[Bug libstdc++/93502] std::regex_match uses stack space proportional to input string length

2020-08-06 Thread ppalka at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93502 Patrick Palka changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Assignee|unassigned a

[Bug libstdc++/86164] std::regex crashes when matching long lines

2020-08-06 Thread ppalka at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86164 Patrick Palka changed: What|Removed |Added CC||ppalka at gcc dot gnu.org Assi

[Bug target/96506] ICE when using an MMA type as a function param

2020-08-06 Thread bergner at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96506 Peter Bergner changed: What|Removed |Added Last reconfirmed||2020-08-06 Status|UNCONFIRME

[Bug target/96506] New: ICE when using an MMA type as a function param

2020-08-06 Thread bergner at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96506 Bug ID: 96506 Summary: ICE when using an MMA type as a function param Product: gcc Version: 11.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: tar

[Bug ipa/96505] New: attribute access effect lost after inlining

2020-08-06 Thread msebor at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96505 Bug ID: 96505 Summary: attribute access effect lost after inlining Product: gcc Version: 11.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: ipa

[Bug fortran/96486] get_environment_variable fails for zero-length values

2020-08-06 Thread sgk at troutmask dot apl.washington.edu
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96486 --- Comment #15 from Steve Kargl --- On Thu, Aug 06, 2020 at 08:42:20AM +, jussilehtola at fedoraproject dot org wrote: > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96486 > > --- Comment #13 from Susi Lehtola --- > The gdb output is the s

[Bug fortran/93671] gfortran 8-10 ICE on intrinsic assignment to allocatable derived-type component of coarray

2020-08-06 Thread vehre at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93671 vehre at gcc dot gnu.org changed: What|Removed |Added Assignee|unassigned at gcc dot gnu.org |vehre at gcc dot gnu.org

[Bug fortran/96486] get_environment_variable fails for zero-length values

2020-08-06 Thread sgk at troutmask dot apl.washington.edu
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96486 --- Comment #14 from Steve Kargl --- On Thu, Aug 06, 2020 at 08:03:29AM +, markeggleston at gcc dot gnu.org wrote: > (In reply to kargl from comment #6) > > I do note there are other problems with get_environment_variable. > > It looks to me

[Bug c++/96504] New: [coroutines] test failures with glibc-2.32

2020-08-06 Thread xry111 at mengyan1223 dot wang
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96504 Bug ID: 96504 Summary: [coroutines] test failures with glibc-2.32 Product: gcc Version: 10.2.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++

[Bug ipa/96503] New: attribute alloc_size effect lost after inlining

2020-08-06 Thread msebor at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96503 Bug ID: 96503 Summary: attribute alloc_size effect lost after inlining Product: gcc Version: 11.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: ip

[Bug target/96493] powerpc local call linkage failure

2020-08-06 Thread bergner at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96493 --- Comment #1 from Peter Bergner --- We will want this backported to GCC 10 too, correct?

[Bug ipa/96502] New: attribute malloc effect lost after inlining

2020-08-06 Thread msebor at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96502 Bug ID: 96502 Summary: attribute malloc effect lost after inlining Product: gcc Version: 11.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: ipa

[Bug c++/96500] enum of underlying type bool does not accept enumerators with integer constant values other than 0 and 1

2020-08-06 Thread fw at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96500 Florian Weimer changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug target/96446] ICE when spilling an MMA accumulator

2020-08-06 Thread bergner at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96446 Peter Bergner changed: What|Removed |Added Target Milestone|--- |10.3 --- Comment #5 from Peter Bergner

[Bug target/96446] ICE when spilling an MMA accumulator

2020-08-06 Thread cvs-commit at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96446 --- Comment #4 from CVS Commits --- The master branch has been updated by Peter Bergner : https://gcc.gnu.org/g:9c376d1c166e7c8b10bba6f1675d2471ffe8447f commit r11-2595-g9c376d1c166e7c8b10bba6f1675d2471ffe8447f Author: Peter Bergner Date: Th

[Bug c++/96500] enum of underlying type bool do not

2020-08-06 Thread mpolacek at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96500 Marek Polacek changed: What|Removed |Added CC||mpolacek at gcc dot gnu.org --- Comment

[Bug bootstrap/96492] : internal compiler error: Segmentation fault

2020-08-06 Thread townsend at astro dot wisc.edu
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96492 --- Comment #4 from Rich Townsend --- (In reply to Jakub Jelinek from comment #3) > Can you run > gdb --args ./cc1 -quiet -fself-test=../../gcc/gcc/testsuite/selftests > /dev/null -o /dev/null > and do > run > bt > ? [user@6d6cb5609b91 gcc]$ gdb

[Bug c++/96501] New: [C++11] Should warn when classes only have copy constructor defined

2020-08-06 Thread nunoplopes at sapo dot pt
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96501 Bug ID: 96501 Summary: [C++11] Should warn when classes only have copy constructor defined Product: gcc Version: 11.0 Status: UNCONFIRMED Severity: normal

[Bug c++/96500] New: enum of underlying type bool do not

2020-08-06 Thread fw at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96500 Bug ID: 96500 Summary: enum of underlying type bool do not Product: gcc Version: 11.0 Status: UNCONFIRMED Keywords: rejects-valid Severity: normal Priority: P3

[Bug c++/96497] Compare std::variant with int using C++20 <=> is not a constant expression

2020-08-06 Thread barry.revzin at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96497 Barry Revzin changed: What|Removed |Added CC||barry.revzin at gmail dot com --- Comment

[Bug c++/96496] Conversion to enum with underlying type bool produces wrong result

2020-08-06 Thread mpolacek at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96496 Marek Polacek changed: What|Removed |Added CC||mpolacek at gcc dot gnu.org --- Comment

[Bug c++/96499] New: Compare std::variant with int using C++20 <=> occurs internal compiler error

2020-08-06 Thread hewillk at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96499 Bug ID: 96499 Summary: Compare std::variant with int using C++20 <=> occurs internal compiler error Product: gcc Version: 11.0 Status: UNCONFIRMED Severity: nor

[Bug tree-optimization/96480] [8/9/10 Regression] missed optimisation: unnecessary compare in standard algorithms

2020-08-06 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96480 Jakub Jelinek changed: What|Removed |Added Summary|[8/9/10/11 Regression] |[8/9/10 Regression] missed

[Bug tree-optimization/96480] [8/9/10/11 Regression] missed optimisation: unnecessary compare in standard algorithms

2020-08-06 Thread cvs-commit at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96480 --- Comment #5 from CVS Commits --- The master branch has been updated by Jakub Jelinek : https://gcc.gnu.org/g:b3aa137212b1af0c824a9890eba2ca27a7271d56 commit r11-2593-gb3aa137212b1af0c824a9890eba2ca27a7271d56 Author: Jakub Jelinek Date: Th

[Bug c++/96498] Wrong location for function first declared as a friend in a template

2020-08-06 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96498 Jonathan Wakely changed: What|Removed |Added Ever confirmed|0 |1 Status|UNCONFIRMED

[Bug c++/96496] Conversion to enum with underlying type bool produces wrong result

2020-08-06 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96496 Jonathan Wakely changed: What|Removed |Added Ever confirmed|0 |1 Last reconfirmed|

[Bug c++/96498] New: Wrong location for function first declared as a friend in a template

2020-08-06 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96498 Bug ID: 96498 Summary: Wrong location for function first declared as a friend in a template Product: gcc Version: 10.1.1 Status: UNCONFIRMED Keywords: diagnosti

[Bug c++/96497] New: Compare std::variant with int using C++20 <=> is not a constant expression

2020-08-06 Thread hewillk at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96497 Bug ID: 96497 Summary: Compare std::variant with int using C++20 <=> is not a constant expression Product: gcc Version: 11.0 Status: UNCONFIRMED Severity: norma

[Bug c++/96496] New: Conversion to enum with underlying type bool produces wrong result

2020-08-06 Thread fw at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96496 Bug ID: 96496 Summary: Conversion to enum with underlying type bool produces wrong result Product: gcc Version: 11.0 Status: UNCONFIRMED Keywords: wrong-code

[Bug fortran/96495] New: [gfortran] MERGE does not copy ALLOCATABLE property of derived type

2020-08-06 Thread paul.luck...@rwth-aachen.de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96495 Bug ID: 96495 Summary: [gfortran] MERGE does not copy ALLOCATABLE property of derived type Product: gcc Version: 10.1.0 Status: UNCONFIRMED Severity: normal

[Bug middle-end/32911] Function __attribute__ ((idempotent))

2020-08-06 Thread matthew at wil dot cx
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=32911 Matthew Wilcox changed: What|Removed |Added CC||matthew at wil dot cx --- Comment #6 fr

[Bug fortran/93826] [OpenMP][OpenACC] Collapsed loop – code silently ignored

2020-08-06 Thread dominiq at lps dot ens.fr
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93826 Dominique d'Humieres changed: What|Removed |Added Last reconfirmed||2020-08-06 Status|UNC

[Bug d/96153] d: struct literals have non-deterministic hash values

2020-08-06 Thread ibuclaw at gdcproject dot org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96153 Iain Buclaw changed: What|Removed |Added Attachment #49006|0 |1 is obsolete|

[Bug middle-end/82004] [8 Regression] SPEC CPU2017 628.pop2_s miscompare

2020-08-06 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82004 --- Comment #44 from Jakub Jelinek --- Sorry if my comment sounded harsh. Anyway, the older issue I was referring to was https://gcc.gnu.org/bugzilla/show_bug.cgi?id=53073 with SPEC2k6 464.h264ref.

[Bug middle-end/95499] ICE: during GIMPLE pass: ssa / segfault in verify_ssa / OpenMP target with deferred-length CHARACTER

2020-08-06 Thread burnus at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95499 --- Comment #3 from Tobias Burnus --- For 'character(len=:),allocatable :: str' there is '_str' with the string length. One can map it explicitly when mapping 'from(str)' by also mapping 'firstprivate(_str)' but the compiler will later remove i

[Bug target/96494] New: [nvptx] Enable effective target sync_int_long

2020-08-06 Thread vries at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96494 Bug ID: 96494 Summary: [nvptx] Enable effective target sync_int_long Product: gcc Version: 11.0 Status: UNCONFIRMED Severity: enhancement Priority: P3 Component:

[Bug middle-end/82004] [8 Regression] SPEC CPU2017 628.pop2_s miscompare

2020-08-06 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82004 --- Comment #43 from Richard Biener --- (In reply to john henning from comment #42) > A comment, an invitation, and some questions from one of those "SPEC people". > > The comment: > > SPEC CPU starts from real applications (rather than artifi

[Bug target/96347] note: non-delegitimized UNSPEC UNSPEC_TP (19) found in variable location

2020-08-06 Thread ibuclaw at gdcproject dot org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96347 Iain Buclaw changed: What|Removed |Added Attachment #48953|0 |1 is obsolete|

[Bug bootstrap/96492] : internal compiler error: Segmentation fault

2020-08-06 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96492 --- Comment #3 from Jakub Jelinek --- Can you run gdb --args ./cc1 -quiet -fself-test=../../gcc/gcc/testsuite/selftests /dev/null -o /dev/null and do run bt ?

[Bug bootstrap/96492] : internal compiler error: Segmentation fault

2020-08-06 Thread townsend at astro dot wisc.edu
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96492 --- Comment #2 from Rich Townsend --- (In reply to Richard Biener from comment #1) > Did GCC 10.1 work or any older version you tried to build this way in the > past? It's worked in 9.2, 9.3, and earlier releases; but not in 10.1. If I try the

[Bug middle-end/82004] [8 Regression] SPEC CPU2017 628.pop2_s miscompare

2020-08-06 Thread mailboxnotfound at yahoo dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82004 john henning changed: What|Removed |Added CC||mailboxnotfound at yahoo dot com --- Com

[Bug c/96427] Missing align attribute for anchor section from local variables

2020-08-06 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96427 --- Comment #5 from Richard Biener --- (In reply to vfdff from comment #4) > I test your case base on x86-64 gcc 10.1 with -O2 -S -mavx512f, the .rodata > aligned to 64 bytes, and it aligned to 32 bytes on x86-64 gcc 9.3 with -O2 > -S -mavx512f,

[Bug tree-optimization/96491] [11 Regression] ICE: tree check: expected ssa_name, have integer_cst in add_phi_arg, at tree-phinodes.c:373

2020-08-06 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96491 Richard Biener changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug tree-optimization/96483] ICE in code hoisting with AArch64 SVE2 intrinsics

2020-08-06 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96483 Richard Biener changed: What|Removed |Added Known to fail|11.0|10.2.0 Resolution|---

[Bug tree-optimization/96483] ICE in code hoisting with AArch64 SVE2 intrinsics

2020-08-06 Thread cvs-commit at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96483 --- Comment #4 from CVS Commits --- The releases/gcc-10 branch has been updated by Richard Biener : https://gcc.gnu.org/g:ca6c1bda8023d17577f1fca0b406402fbaaba63f commit r10-8580-gca6c1bda8023d17577f1fca0b406402fbaaba63f Author: Richard Biener

[Bug tree-optimization/96491] [11 Regression] ICE: tree check: expected ssa_name, have integer_cst in add_phi_arg, at tree-phinodes.c:373

2020-08-06 Thread cvs-commit at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96491 --- Comment #2 from CVS Commits --- The master branch has been updated by Richard Biener : https://gcc.gnu.org/g:89b84cd794f984038984c10b03c3b0ab582f49cc commit r11-2591-g89b84cd794f984038984c10b03c3b0ab582f49cc Author: Richard Biener Date:

[Bug tree-optimization/96483] ICE in code hoisting with AArch64 SVE2 intrinsics

2020-08-06 Thread cvs-commit at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96483 --- Comment #3 from CVS Commits --- The master branch has been updated by Richard Biener : https://gcc.gnu.org/g:1f4c8afa1b2dac97f2ee78eacafe6eee246a4dae commit r11-2590-g1f4c8afa1b2dac97f2ee78eacafe6eee246a4dae Author: Richard Biener Date:

[Bug debug/96471] ICE: fortran+gnat: build_abbrev_table, at dwarf2out.c: -g -fdebug-types-section

2020-08-06 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96471 --- Comment #7 from Richard Biener --- Created attachment 49008 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=49008&action=edit hackish patch The following implements this (just the very special case of a single location expression with a

[Bug debug/96471] ICE: fortran+gnat: build_abbrev_table, at dwarf2out.c: -g -fdebug-types-section

2020-08-06 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96471 --- Comment #6 from Richard Biener --- So the DIEs in question are DIE0: DW_TAG_subrange_type (0x769f3e10) abbrev id: 0 offset: 0 mark: 1 DW_AT_type: die -> 0 (0x769f3eb0) DW_AT_upper_bound: die -> 0 (0x769f30f0) refering

[Bug fortran/93826] [OpenMP][OpenACC] Collapsed loop – code silently ignored

2020-08-06 Thread burnus at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93826 --- Comment #5 from Tobias Burnus --- Missed to list the PR in the commit :-( * OpenMP 4.5 patch which rejects this is the following: https://gcc.gnu.org/pipermail/gcc-patches/2020-August/551338.html and https://gcc.gnu.org/g:57dd9f3bfca8bb752c6

[Bug c++/96489] Three way comparison operator failure to synthesize traditional comparitors

2020-08-06 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96489 --- Comment #6 from Jonathan Wakely --- See http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2019/p1185r2.html Your understanding of <=> is from 2018, that's not how C++20 works.

[Bug c++/96490] Template code with function pointers fails with very cryptic error message

2020-08-06 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96490 Jonathan Wakely changed: What|Removed |Added Last reconfirmed||2020-08-06 Ever confirmed|0

[Bug fortran/96486] get_environment_variable fails for zero-length values

2020-08-06 Thread jussilehtola at fedoraproject dot org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96486 --- Comment #13 from Susi Lehtola --- The gdb output is the same (gdb) r Starting program: /tmp/a.out Fortran runtime error: Zero-length string passed as value to get_environment_variable. Error termination. Backtrace: #0 0x401267 in zerolen_

[Bug tree-optimization/96483] ICE in code hoisting with AArch64 SVE2 intrinsics

2020-08-06 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96483 --- Comment #2 from Richard Biener --- I have a simple patch.

[Bug bootstrap/96492] : internal compiler error: Segmentation fault

2020-08-06 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96492 --- Comment #1 from Richard Biener --- Did GCC 10.1 work or any older version you tried to build this way in the past?

[Bug fortran/96486] get_environment_variable fails for zero-length values

2020-08-06 Thread markeggleston at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96486 markeggleston at gcc dot gnu.org changed: What|Removed |Added CC||markeggleston at gcc do

[Bug tree-optimization/96491] [11 Regression] ICE: tree check: expected ssa_name, have integer_cst in add_phi_arg, at tree-phinodes.c:373

2020-08-06 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96491 Richard Biener changed: What|Removed |Added Ever confirmed|0 |1 Assignee|unassigned at gcc

[Bug tree-optimization/96487] cddce1 optimizer depends on order of basic blocks

2020-08-06 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96487 Richard Biener changed: What|Removed |Added Last reconfirmed||2020-08-06 Ever confirmed|0

[Bug target/96493] powerpc local call linkage failure

2020-08-06 Thread amodra at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96493 Alan Modra changed: What|Removed |Added Last reconfirmed||2020-08-06 Assignee|unassigned at

[Bug c++/96485] [9/10/11 Regression] Lambda parsing regression in GCCs 9 and onwards

2020-08-06 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96485 Richard Biener changed: What|Removed |Added Version|unknown |9.3.1 Keywords|

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