[Bug c++/94843] if i use pch and specify '-include' twice compilation fails

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94843 --- Comment #1 from gccshep --- environment: $ uname -a Linux 5user6-7VirtualBox890 5.3.0-46-generic #38~18.04.1-Ubuntu SMP Tue Mar 31 04:17:56 UTC 2020 x86_64 x86_64 x86_64 GNU/Linux tested with g++-8/9 : $ g++-8 --version g++-8 (Ubuntu 8.4.0-

[Bug c++/94827] [10 Regression] crash on requires clause in tparam list

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94827 Richard Biener changed: What|Removed |Added Keywords||ice-on-valid-code Priority|P3

[Bug target/94826] [8/9/10 regression] ICE in gcc.dg/pr94780.c after r10-7999

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94826 Richard Biener changed: What|Removed |Added Summary|[10 regression] ICE in |[8/9/10 regression] ICE in

[Bug lto/94822] [10 Regression] ICE in lto with option -Warray-bounds and -fno-use-linker-plugin since r10-4300-g49fb45c81f4ac068

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94822 Richard Biener changed: What|Removed |Added Priority|P3 |P1

[Bug c++/94843] New: if i use pch and specify '-include' twice compilation fails

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94843 Bug ID: 94843 Summary: if i use pch and specify '-include' twice compilation fails Product: gcc Version: 9.3.0 Status: UNCONFIRMED Severity: normal Pr

[Bug target/94838] Failure to optimize out useless zero-ing after register was already zero-ed

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94838 --- Comment #4 from Gabriel Ravier --- Oops, seems like there was a weird collision. Don't pay attention to the second to last comment before this one, it's identical to the last comment before this one except for a single comment being added in

[Bug c/94842] New: [8/9/10 Regression] internal compiler error: in gimplify_label_expr, at gimplify.c:2573

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94842 Bug ID: 94842 Summary: [8/9/10 Regression] internal compiler error: in gimplify_label_expr, at gimplify.c:2573 Product: gcc Version: 10.0 Status: UNCONFIRMED Se

[Bug target/94838] Failure to optimize out useless zero-ing after register was already zero-ed

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94838 --- Comment #3 from Gabriel Ravier --- This also occurs on i68* : f(bool, int*): xor eax, eax ; Already 0 cmp BYTE PTR [esp+4], 0 je .L1 mov eax, DWORD PTR [esp+8] ; Could use different caller-saved register such as ecx or edx mov eax

[Bug target/94838] Failure to optimize out useless zero-ing after register was already zero-ed

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94838 Gabriel Ravier changed: What|Removed |Added Target|x86_64-linux-gnu|x86_64-* i?86-*-* --- Comment #2 from G

[Bug ipa/94818] GCC emits dead bodies of functions whose all calls have been eliminated by optimisations

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94818 Andrew Pinski changed: What|Removed |Added Depends on||47205, 89139 --- Comment #2 from Andrew

[Bug c/94840] Extern var not defined but compiles

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94840 Andrew Pinski changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug target/94841] New: [10 Regression]527.cam4_r 7.68% regression on Intel Cascadelaker with -O2, 9.57% regression with -Ofast -march=native -funroll-loops -flto

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94841 Bug ID: 94841 Summary: [10 Regression]527.cam4_r 7.68% regression on Intel Cascadelaker with -O2, 9.57% regression with -Ofast -march=native -funroll-loops -flto Product: gc

[Bug c/94840] New: Extern var not defined but compiles

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94840 Bug ID: 94840 Summary: Extern var not defined but compiles Product: gcc Version: unknown Status: UNCONFIRMED Severity: normal Priority: P3 Component: c

[Bug c++/94799] [8/9/10 Regression] Calling a member template function fails

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94799 Marek Polacek changed: What|Removed |Added Keywords||patch --- Comment #6 from Marek Polacek

[Bug c++/94830] Some concepts diagnostic messages are nondeterministic

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94830 Patrick Palka changed: What|Removed |Added Last reconfirmed||2020-04-29 Assignee|unassigned

[Bug analyzer/94839] False positive with -fanalyzer and direct field assignment from calloc

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94839 Andrew Pinski changed: What|Removed |Added Depends on||94640 --- Comment #1 from Andrew Pinski

[Bug analyzer/94839] New: False positive with -fanalyzer and direct field assignment from calloc

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94839 Bug ID: 94839 Summary: False positive with -fanalyzer and direct field assignment from calloc Product: gcc Version: 10.0 Status: UNCONFIRMED Keywords: diagnosti

[Bug c++/94808] [ICE] [Regression] Segfault during diagnostics from concept check failure

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94808 Patrick Palka changed: What|Removed |Added Status|ASSIGNED|RESOLVED Target Milestone|---

[Bug c++/94819] [10 Regression] Inherited and constrained constructors are "ambiguous" even if they aren't Pt. 2

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94819 Patrick Palka changed: What|Removed |Added Status|NEW |RESOLVED Resolution|---

[Bug libstdc++/94823] modulo arithmetic bug in random.tcc

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94823 --- Comment #5 from AK --- > So when __k == 0, then all three of those loads will be _Type(0x8b8b8b8bu) > really; no matter what the values of __n, __p will be. Will it be a good idea to add the explanation in comments, as this may be tricky f

[Bug c++/94819] [10 Regression] Inherited and constrained constructors are "ambiguous" even if they aren't Pt. 2

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94819 --- Comment #4 from CVS Commits --- The master branch has been updated by Patrick Palka : https://gcc.gnu.org/g:1d2290caad0dba52b285b47057b7c0e4e8d21feb commit r10-8025-g1d2290caad0dba52b285b47057b7c0e4e8d21feb Author: Patrick Palka Date: Tu

[Bug c++/94808] [ICE] [Regression] Segfault during diagnostics from concept check failure

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94808 --- Comment #2 from CVS Commits --- The master branch has been updated by Patrick Palka : https://gcc.gnu.org/g:43439d5e8424f3a746003ef8953e1cdc120fbbd7 commit r10-8024-g43439d5e8424f3a746003ef8953e1cdc120fbbd7 Author: Patrick Palka Date: Tu

[Bug target/94838] Failure to optimize out useless zero-ing after register was already zero-ed

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94838 Andrew Pinski changed: What|Removed |Added Severity|normal |enhancement --- Comment #1 from Andrew P

[Bug target/93654] Inappropriate "-fcf-protection and -mindirect-branch=thunk are incompatible on x86_64" restriction

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93654 H.J. Lu changed: What|Removed |Added Target Milestone|--- |10.0 URL|

[Bug target/54593] [missed-optimization] Move from SSE to integer register goes through the stack without -march=native

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=54593 Andrew Pinski changed: What|Removed |Added CC||gabravier at gmail dot com --- Comment #

[Bug rtl-optimization/94837] Failure to optimize out spurious movbe into bswap

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94837 Andrew Pinski changed: What|Removed |Added Resolution|--- |DUPLICATE Status|UNCONFIRMED

[Bug rtl-optimization/94838] New: Failure to optimize out useless zero-ing after register was already zero-ed

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94838 Bug ID: 94838 Summary: Failure to optimize out useless zero-ing after register was already zero-ed Product: gcc Version: 10.0 Status: UNCONFIRMED Severity: norm

[Bug target/94820] [8/9/10 Regression] pr94780.c fails with ICE on aarch64

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94820 --- Comment #3 from z.zhanghaijian at huawei dot com --- I have an initial fix for aarch64 that is under testing. Will post to gcc-patches when finished.

[Bug rtl-optimization/94837] New: Failure to optimize out spurious movbe into bswap

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94837 Bug ID: 94837 Summary: Failure to optimize out spurious movbe into bswap Product: gcc Version: 10.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component:

[Bug fortran/94788] [8/9 Regression] Severe regression leading to double free in tcache

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94788 --- Comment #31 from Jürgen Reuter --- Created attachment 48402 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=48402&action=edit Reproducer 4, down to 210 kb

[Bug libstdc++/94823] modulo arithmetic bug in random.tcc

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94823 --- Comment #4 from AK --- Makes sense. Thanks for the explanation.

[Bug target/93654] Inappropriate "-fcf-protection and -mindirect-branch=thunk are incompatible on x86_64" restriction

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93654 --- Comment #7 from Andrew Cooper --- Yes - that works. Confirmed that I have both retpolines and endbr64 instructions, and the resulting hypervisor boots. (I don't have CET capable hardware, but that is fine. There is at minimum there is MSR

[Bug target/93654] Inappropriate "-fcf-protection and -mindirect-branch=thunk are incompatible on x86_64" restriction

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93654 H.J. Lu changed: What|Removed |Added Attachment #48396|0 |1 is obsolete|

[Bug tree-optimization/94836] New: Failure to optimize condition based on known value of static variable

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94836 Bug ID: 94836 Summary: Failure to optimize condition based on known value of static variable Product: gcc Version: 10.0 Status: UNCONFIRMED Severity: normal

[Bug c++/94799] [8/9/10 Regression] Calling a member template function fails

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94799 Marek Polacek changed: What|Removed |Added Assignee|unassigned at gcc dot gnu.org |mpolacek at gcc dot gnu.org

[Bug c++/94835] ICE in vague_linkage_p, at cp/decl2.c:2041

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94835 --- Comment #2 from Stephen Casner --- Created attachment 48400 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=48400&action=edit log of compilation with -v (Not sure why the initial attachment was deleted.)

[Bug c++/94835] ICE in vague_linkage_p, at cp/decl2.c:2041

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94835 --- Comment #1 from Stephen Casner --- Created attachment 48398 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=48398&action=edit preprocessed source chrono.ii

[Bug c++/94835] New: ICE in vague_linkage_p, at cp/decl2.c:2041

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94835 Bug ID: 94835 Summary: ICE in vague_linkage_p, at cp/decl2.c:2041 Product: gcc Version: 10.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++

[Bug target/93654] Inappropriate "-fcf-protection and -mindirect-branch=thunk are incompatible on x86_64" restriction

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93654 --- Comment #5 from Andrew Cooper --- Thanks. Just compiling the patch. As a note however, https://gcc.gnu.org/onlinedocs/gcc/x86-Options.html will need adjusting to remove the final note for -mindirect-branch=choice

[Bug libstdc++/91480] Nonconforming definitions of standard library feature-test macros

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91480 --- Comment #6 from Jonathan Wakely --- (In reply to Jonathan Wakely from comment #3) > (In reply to frankhb1989 from comment #0) > > Also, in , `__cpp_lib_allocator_traits_is_always_equal` is > > wrongly spelled as `__cpp_lib_allocator_is_always

[Bug libstdc++/94831] [10 Regression] vector no longer compiles

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94831 Jonathan Wakely changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug target/93654] Inappropriate "-fcf-protection and -mindirect-branch=thunk are incompatible on x86_64" restriction

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93654 H.J. Lu changed: What|Removed |Added Status|UNCONFIRMED |NEW Ever confirmed|0

[Bug tree-optimization/94824] Failure to optimize with __builtin_bswap32 as well as with a function recognized as such

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94824 Andrew Pinski changed: What|Removed |Added Last reconfirmed||2020-04-28 Status|UNCONFIRME

[Bug libstdc++/94831] [10 Regression] vector no longer compiles

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94831 --- Comment #3 from CVS Commits --- The master branch has been updated by Jonathan Wakely : https://gcc.gnu.org/g:162c40a4c127cc55d701bb8760e17708d0ca2fe0 commit r10-8021-g162c40a4c127cc55d701bb8760e17708d0ca2fe0 Author: Jonathan Wakely Date:

[Bug libstdc++/91480] Nonconforming definitions of standard library feature-test macros

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91480 --- Comment #5 from CVS Commits --- The master branch has been updated by Jonathan Wakely : https://gcc.gnu.org/g:d0330a03606d06dc4084e9c8734a549d22676463 commit r10-8022-gd0330a03606d06dc4084e9c8734a549d22676463 Author: Jonathan Wakely Date:

[Bug libstdc++/94823] modulo arithmetic bug in random.tcc

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94823 --- Comment #3 from Andrew Pinski --- >In particular when __k is zero we're taking '(2^64 - 1) mod __n', which is not >necessarily __n - 1, the last position in the buffer, right? Yes that is correct except when __k is 0, then __begin will the

[Bug libstdc++/94823] modulo arithmetic bug in random.tcc

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94823 Andrew Pinski changed: What|Removed |Added Resolution|--- |WONTFIX Status|UNCONFIRMED

[Bug tree-optimization/94834] New: Failure to optimize loop bswap pattern

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94834 Bug ID: 94834 Summary: Failure to optimize loop bswap pattern Product: gcc Version: 10.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: tree-optimi

[Bug target/94812] ppc incorrect mffs-based emulation of mffsl

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94812 --- Comment #2 from CVS Commits --- The master branch has been updated by Alexandre Oliva : https://gcc.gnu.org/g:50714f45eeaf315a0b55d3db3de3bf8df8e94b04 commit r10-8020-g50714f45eeaf315a0b55d3db3de3bf8df8e94b04 Author: Alexandre Oliva Date:

[Bug target/94833] vec_first_match_index does not function as described in its description

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94833 Carl Love changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Last reconfirmed|

[Bug target/94833] vec_first_match_index does not function as described in its description

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94833 --- Comment #2 from Carl Love --- The ABI has the builtin VEC_FIRST_MATCH_OR_EOS_ INDEX (ARG1, ARG2) which says Returns the element index of the position of either the first character match or an end-of-string (EOS) terminator. If no match or te

[Bug c++/90748] [9/10 Regression] ICE in tsubst_copy, at cp/pt.c:15564

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90748 Jason Merrill changed: What|Removed |Added Status|NEW |ASSIGNED CC|

[Bug c++/90992] [9/10 Regression] -Wnoexcept produce false positive

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90992 Jason Merrill changed: What|Removed |Added Target Milestone|9.4 |10.0 Status|WAITING

[Bug target/94826] [10 regression] ICE in gcc.dg/pr94780.c after r10-7999

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94826 Andrew Pinski changed: What|Removed |Added Component|other |target Status|UNCONFIRMED

[Bug tree-optimization/94828] Loop fusion is not implemented

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94828 Andrew Pinski changed: What|Removed |Added Severity|normal |enhancement Status|UNCONFIRM

[Bug libstdc++/94831] [10 Regression] vector no longer compiles

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94831 --- Comment #2 from Jonathan Wakely --- (In reply to Jonathan Wakely from comment #0) > In r277342 I changed std::_Construct for P0784R7, "More constexpr > containers" and the non-void return type means this no longer compiles: > > #include > s

[Bug c++/94832] AVX512 scatter/gather macros lack parentheses when unoptimized

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94832 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org Ever confir

[Bug target/94812] ppc incorrect mffs-based emulation of mffsl

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94812 Segher Boessenkool changed: What|Removed |Added Last reconfirmed||2020-04-28 Status|UNCON

[Bug libstdc++/94823] modulo arithmetic bug in random.tcc

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94823 AK changed: What|Removed |Added CC||hiraditya at msn dot com --- Comment #1 from AK --

[Bug c/94833] vec_first_match_index does not function as described in its description

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94833 --- Comment #1 from Corey Ashford --- When I look at the disassembly, I see it uses vcmpnezb, but maybe it should use vcmpneb instead: int first_match_index = vec_first_match_index(v1, vec_0s); 1504: 07 09 00 10 vcmpnezb v0

[Bug libstdc++/94810] std::cout segmentation fault in __attribute__((constructor)) function

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94810 Jonathan Wakely changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug c/94833] New: vec_first_match_index does not function as described in its description

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94833 Bug ID: 94833 Summary: vec_first_match_index does not function as described in its description Product: gcc Version: 9.3.1 Status: UNCONFIRMED Severity: normal

[Bug libstdc++/94831] [10 Regression] vector no longer compiles

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94831 Jonathan Wakely changed: What|Removed |Added Keywords||rejects-valid --- Comment #1 from Jona

[Bug c++/94832] New: AVX512 scatter/gather macros lack parentheses when unoptimized

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94832 Bug ID: 94832 Summary: AVX512 scatter/gather macros lack parentheses when unoptimized Product: gcc Version: 9.3.0 Status: UNCONFIRMED Severity: normal

[Bug fortran/94377] Won't compile when deallocating a parameterized derived type

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94377 --- Comment #4 from Fred Krogh --- Same error with GNU Fortran (GCC) 10.0.1 20200328 (Red Hat 10.0.1-0.11) Error says internal compiler error: in gimplify_var_or_parm_decl, at gimplify.c:2830 This one is at a different place in gimplify, but the

[Bug libstdc++/94831] [10 Regression] vector no longer compiles

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94831 Jonathan Wakely changed: What|Removed |Added Assignee|unassigned at gcc dot gnu.org |redi at gcc dot gnu.org Last

[Bug libstdc++/94831] New: [10 Regression] vector no longer compiles

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94831 Bug ID: 94831 Summary: [10 Regression] vector no longer compiles Product: gcc Version: 10.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: libstdc+

[Bug d/94825] libphobos test case failures on powerpc64

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94825 --- Comment #2 from CVS Commits --- The master branch has been updated by Iain Buclaw : https://gcc.gnu.org/g:8b53086ab6a6d0e89d407398c3a126535989f0c1 commit r10-8017-g8b53086ab6a6d0e89d407398c3a126535989f0c1 Author: Iain Buclaw Date: Tue Ap

[Bug c++/94830] New: Some concepts diagnostic messages are nondeterministic

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94830 Bug ID: 94830 Summary: Some concepts diagnostic messages are nondeterministic Product: gcc Version: 10.0 Status: UNCONFIRMED Severity: normal Priority: P3 Compon

[Bug c++/94827] [10 Regression] crash on requires clause in tparam list

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94827 Nathan Sidwell changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Ever confirmed|0

[Bug rtl-optimization/94740] ICE on testsuite/gcc.dg/sso/t5.c with -mcpu=future -mpcrel -O1

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94740 --- Comment #6 from Segher Boessenkool --- It is of course good to wrap things with CONST whenever possible, but it isn't documented anywhere (afaics) that this would be required, so this is a workaround, not a fix?

[Bug c++/94583] [10 Regression] ICE in get_defaulted_eh_spec, at cp/method.c:2421

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94583 --- Comment #6 from CVS Commits --- The master branch has been updated by Jason Merrill : https://gcc.gnu.org/g:bce54ed494fd0e61f41986e2bdbcfb2d2a3a1cf1 commit r10-8016-gbce54ed494fd0e61f41986e2bdbcfb2d2a3a1cf1 Author: Jason Merrill Date: Tu

[Bug analyzer/94816] ICE: Segmentation fault (in ana::region_model::add_region_for_type) since r10-5950-g757bf1dff5e8cee3

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94816 David Malcolm changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug c++/94829] New: ICE in poplevel, at cp/decl.c:585

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94829 Bug ID: 94829 Summary: ICE in poplevel, at cp/decl.c:585 Product: gcc Version: 10.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++ As

[Bug tree-optimization/94828] New: Failure to merge merge-able loops

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94828 Bug ID: 94828 Summary: Failure to merge merge-able loops Product: gcc Version: 10.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: tree-optimizatio

[Bug libstdc++/94810] std::cout segmentation fault in __attribute__((constructor)) function

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94810 --- Comment #7 from Geoffrey Casper --- I believe I did misunderstand comment 3. Thanks for your clarification. Do all global objects get marked with the constructor attribute, which leads to the ambiguity?

[Bug c++/94819] [10 Regression] Inherited and constrained constructors are "ambiguous" even if they aren't Pt. 2

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94819 Patrick Palka changed: What|Removed |Added Status|UNCONFIRMED |NEW Ever confirmed|0

[Bug c++/94827] New: [ICE] [regression] crash on requires clause in tparam list

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94827 Bug ID: 94827 Summary: [ICE] [regression] crash on requires clause in tparam list Product: gcc Version: 10.0 Status: UNCONFIRMED Severity: normal Prio

[Bug analyzer/94816] ICE: Segmentation fault (in ana::region_model::add_region_for_type) since r10-5950-g757bf1dff5e8cee3

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94816 --- Comment #2 from CVS Commits --- The master branch has been updated by David Malcolm : https://gcc.gnu.org/g:5eae0ac76dcb6aac1d1d6c4edd8852e0035792e4 commit r10-8015-g5eae0ac76dcb6aac1d1d6c4edd8852e0035792e4 Author: David Malcolm Date: Tu

[Bug other/94826] New: [10 regression] ICE in gcc.dg/pr94780.c after r10-7999

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94826 Bug ID: 94826 Summary: [10 regression] ICE in gcc.dg/pr94780.c after r10-7999 Product: gcc Version: 10.0 Status: UNCONFIRMED Severity: normal Priority: P3 Compon

[Bug other/94825] libphobos test case failures on powerpc64

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94825 Bill Seurer changed: What|Removed |Added CC||ibuclaw at gcc dot gnu.org --- Comment #1

[Bug rtl-optimization/94804] Failure to elide useless movs in 128-bit addition

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94804 --- Comment #4 from Marc Glisse --- (In reply to Gabriel Ravier from comment #3) > Having similar problems with useless movs is from the same non > well-optimized register allocation on function boundaries ? I don't know, but possibly not. I'll

[Bug c++/94819] [10 Regression] Inherited and constrained constructors are "ambiguous" even if they aren't Pt. 2

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94819 Daniel Krügler changed: What|Removed |Added CC||daniel.kruegler@googlemail.

[Bug tree-optimization/84774] [meta-bug] bogus/missing -Wrestrict

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84774 Bug 84774 depends on bug 94815, which changed state. Bug 94815 Summary: Abusive -Wrestrict warning with sprintf https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94815 What|Removed |Added

[Bug middle-end/94815] Abusive -Wrestrict warning with sprintf

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94815 Martin Sebor changed: What|Removed |Added Resolution|--- |DUPLICATE Keywords|

[Bug tree-optimization/83819] [meta-bug] missing strlen optimizations

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83819 Bug 83819 depends on bug 94815, which changed state. Bug 94815 Summary: Abusive -Wrestrict warning with sprintf https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94815 What|Removed |Added

[Bug tree-optimization/92813] sprintf result not used by strlen pass

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92813 Martin Sebor changed: What|Removed |Added CC||vincent.riviere at freesbee dot fr --- C

[Bug tree-optimization/90591] Avoid unnecessary data transfer out of OMP construct

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90591 Tobias Burnus changed: What|Removed |Added CC||burnus at gcc dot gnu.org --- Comment #4

[Bug other/94825] New: libphobos test case failures on powerpc64

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94825 Bug ID: 94825 Summary: libphobos test case failures on powerpc64 Product: gcc Version: 10.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: other

[Bug fortran/93956] Wrong array creation with p => array_dt(1:n)%component

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93956 --- Comment #16 from Paul Thomas --- Hi Thomas, I am sorry that you are having such a hassle with this - perhaps this helps? > > I assume that the span is not used correctly in the > function. Yes, that is correct. Within 'foo', we have

[Bug libstdc++/94810] std::cout segmentation fault in __attribute__((constructor)) function

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94810 --- Comment #6 from Jonathan Wakely --- Maybe you misunderstood comment 3, the construction order is only unspecified when you use __attribute__((constructor)). If you just create normal global objects using normal C++ the order within a single t

[Bug libstdc++/94810] std::cout segmentation fault in __attribute__((constructor)) function

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94810 --- Comment #5 from Jonathan Wakely --- I don't see how that could conform to the standard's requirements.

[Bug libstdc++/94811] Please make make_tuple noexcept when possible

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94811 Jonathan Wakely changed: What|Removed |Added Resolution|--- |WORKSFORME Status|UNCONFIR

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89180 Bug 89180 depends on bug 79585, which changed state. Bug 79585 Summary: spurious -Wunused-variable on a pointer with attribute unused in function template https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79585 What|Removed

[Bug c++/90750] [9 Regression] ICE in cp_default_conversion, at cp/typeck.c:2162

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90750 Jason Merrill changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug c++/79585] spurious -Wunused-variable on a pointer with attribute unused in function template

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79585 Jason Merrill changed: What|Removed |Added Target Milestone|10.0|9.4 Status|ASSIGNED

[Bug c++/79585] spurious -Wunused-variable on a pointer with attribute unused in function template

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79585 --- Comment #4 from CVS Commits --- The releases/gcc-9 branch has been updated by Jason Merrill : https://gcc.gnu.org/g:aa988998be8f85334665a6b049d5d9139408c250 commit r9-8550-gaa988998be8f85334665a6b049d5d9139408c250 Author: Jason Merrill Dat

[Bug c++/90750] [9 Regression] ICE in cp_default_conversion, at cp/typeck.c:2162

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90750 --- Comment #5 from CVS Commits --- The releases/gcc-9 branch has been updated by Jason Merrill : https://gcc.gnu.org/g:aa988998be8f85334665a6b049d5d9139408c250 commit r9-8550-gaa988998be8f85334665a6b049d5d9139408c250 Author: Jason Merrill Dat

[Bug tree-optimization/94824] New: Failure to optimize with __builtin_bswap32 as well as with a function recognized as such

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94824 Bug ID: 94824 Summary: Failure to optimize with __builtin_bswap32 as well as with a function recognized as such Product: gcc Version: 10.0 Status: UNCONFIRMED S

[Bug target/94743] IRQ handler doesn't save scratch VFP registers

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94743 --- Comment #7 from Richard Earnshaw --- well, __aeabi_memcpy is required not to clobber the FP state. Sadly, GCC does not know about it...

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