[Bug fortran/103434] New: Pointer subobject does not show to correct memory location

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103434 Bug ID: 103434 Summary: Pointer subobject does not show to correct memory location Product: gcc Version: 10.1.0 Status: UNCONFIRMED Severity: normal

[Bug ipa/103432] [12 regression] libjxl-0.5 is miscompiled, works fine with -fno-ipa-modref

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103432 Richard Biener changed: What|Removed |Added Priority|P3 |P1

[Bug middle-end/103431] [12 Regression] wrong code with -O -fno-tree-bit-ccp -fno-tree-dominator-opts

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103431 Richard Biener changed: What|Removed |Added Priority|P3 |P1 Keywords|

[Bug target/103271] ICE in assign_stack_temp_for_type with -ftrivial-auto-var-init=pattern and VLAs and -mno-strict-align on riscv64

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103271 --- Comment #7 from rguenther at suse dot de --- On Fri, 26 Nov 2021, wilson at gcc dot gnu.org wrote: > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103271 > > Jim Wilson changed: > >What|Removed |Added >

[Bug target/102768] [feature request] Add compiler support for aarch64 shadow call stack

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102768 --- Comment #6 from ashimida --- RFC,v2: https://gcc.gnu.org/pipermail/gcc-patches/2021-November/585496.html

[Bug target/103271] ICE in assign_stack_temp_for_type with -ftrivial-auto-var-init=pattern and VLAs and -mno-strict-align on riscv64

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103271 --- Comment #6 from Jim Wilson --- See also bug 103302 which can also be fixed by adding a movti pattern.

[Bug target/103302] wrong code with -fharden-compares

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103302 --- Comment #4 from Jim Wilson --- See also bug 103271 which can also be fixed by adding a movti pattern.

[Bug target/103271] ICE in assign_stack_temp_for_type with -ftrivial-auto-var-init=pattern and VLAs and -mno-strict-align on riscv64

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103271 Jim Wilson changed: What|Removed |Added CC||wilson at gcc dot gnu.org --- Comment #5 f

[Bug target/103302] wrong code with -fharden-compares

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103302 --- Comment #3 from Jim Wilson --- Maybe the register allocator should remove clobbers of pseudos, instead of turning them into clobbers of hard register pairs. That would eliminate the ambiguity after register allocation. It is also true that

[Bug target/103433] ICE in convert_move, at expr.c:219

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103433 Andrew Pinski changed: What|Removed |Added Status|UNCONFIRMED |NEW Keywords|

[Bug c/103433] New: ICE in convert_move, at expr.c:219

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103433 Bug ID: 103433 Summary: ICE in convert_move, at expr.c:219 Product: gcc Version: 10.2.1 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c

[Bug ipa/102059] Incorrect always_inline diagnostic in LTO mode with #pragma GCC target("cpu=power10")

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102059 --- Comment #25 from Kewen Lin --- Status update: > > The fusion related flags have been considered in the posted patch: > https://gcc.gnu.org/pipermail/gcc-patches/2021-September/578552.html. > It's still being ping-ed for review since it'

[Bug target/102347] "fatal error: target specific builtin not available" with MMA and LTO

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102347 Kewen Lin changed: What|Removed |Added CC||segher at gcc dot gnu.org,

[Bug target/102811] vcvtph2ps and vcvtps2ph should be used to convert _Float16 to SFmode with -mf16c

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102811 Andrew Pinski changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Target Milestone|---

[Bug c++/98360] sizeof in template difference between g++/icc and clang++

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98360 --- Comment #3 from Andrew Pinski --- GCC, ICC and MSVC all agree that this is valid code and all produce 4. clang is the only one which rejects it. Here is an even more reduced testcase: template struct uintset { T values[1]; struct traits

[Bug target/102811] vcvtph2ps and vcvtps2ph should be used to convert _Float16 to SFmode with -mf16c

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102811 --- Comment #4 from Hongtao.liu --- Fixed in GCC12.

[Bug target/102811] vcvtph2ps and vcvtps2ph should be used to convert _Float16 to SFmode with -mf16c

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102811 --- Comment #3 from CVS Commits --- The master branch has been updated by hongtao Liu : https://gcc.gnu.org/g:90cb088ece8d8cc1019d25629d1585e5b0234179 commit r12-5536-g90cb088ece8d8cc1019d25629d1585e5b0234179 Author: konglin1 Date: Wed Nov

[Bug middle-end/103419] FAIL: gcc.target/i386/pr102566-10b.c with -mx32

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103419 Andrew Pinski changed: What|Removed |Added Status|NEW |RESOLVED Resolution|---

[Bug middle-end/103419] FAIL: gcc.target/i386/pr102566-10b.c with -mx32

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103419 --- Comment #5 from Hongtao.liu --- Fixed in GCC12.

[Bug middle-end/103419] FAIL: gcc.target/i386/pr102566-10b.c with -mx32

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103419 --- Comment #4 from CVS Commits --- The master branch has been updated by hongtao Liu : https://gcc.gnu.org/g:379be00f45f65e0e8de72a50553dd9d2bab6cc08 commit r12-5535-g379be00f45f65e0e8de72a50553dd9d2bab6cc08 Author: liuhongt Date: Thu Nov

[Bug testsuite/103335] [12 Regression] new test case gcc.dg/tree-ssa/modref-dse-4.c fails

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103335 Bug 103335 depends on bug 103282, which changed state. Bug 103282 Summary: New test case gcc.dg/tree-ssa/modref-dse-5.c in r12-5292 fails https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103282 What|Removed |Added

[Bug testsuite/103282] New test case gcc.dg/tree-ssa/modref-dse-5.c in r12-5292 fails

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103282 Jan Hubicka changed: What|Removed |Added Resolution|--- |FIXED Status|REOPENED

[Bug ipa/103432] [12 regression] libjxl-0.5 is miscompiled, works fine with -fno-ipa-modref

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103432 Andrew Pinski changed: What|Removed |Added Assignee|unassigned at gcc dot gnu.org |hubicka at gcc dot gnu.org

[Bug ipa/103432] [12 regression] libjxl-0.5 is miscompiled, works fine with -fno-ipa-modref

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103432 Andrew Pinski changed: What|Removed |Added Keywords||needs-reduction, wrong-code Last reco

[Bug tree-optimization/103432] [12 regression] libjxl-0.5 is miscompiled, works fine with -fno-ipa-modref

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103432 Jan Hubicka changed: What|Removed |Added Ever confirmed|0 |1 Target Milestone|12.0

[Bug target/103302] wrong code with -fharden-compares

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103302 Jim Wilson changed: What|Removed |Added CC||wilson at gcc dot gnu.org --- Comment #2 f

[Bug ipa/103432] [12 regression] libjxl-0.5 is miscompiled, works fine with -fno-ipa-modref

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103432 Andrew Pinski changed: What|Removed |Added Keywords||wrong-code Target Milestone|---

[Bug tree-optimization/103432] New: [12 regression] libjxl-0.5 is miscompiled, works fine with -fno-ipa-modref

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103432 Bug ID: 103432 Summary: [12 regression] libjxl-0.5 is miscompiled, works fine with -fno-ipa-modref Product: gcc Version: 12.0 Status: UNCONFIRMED Severity: nor

[Bug c++/92385] extremely long and memory intensive compilation for brace construction of array member

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92385 Andrew Pinski changed: What|Removed |Added CC||beyondstandard at gmail dot com --- Comm

[Bug c++/71165] std::array with aggregate initialization generates huge code

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71165 Andrew Pinski changed: What|Removed |Added Resolution|--- |DUPLICATE Status|NEW

[Bug c++/92385] extremely long and memory intensive compilation for brace construction of array member

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92385 Andrew Pinski changed: What|Removed |Added CC||hehaochen at hotmail dot com --- Comment

[Bug c++/94957] Compilation slowww for simple code with big array of structs with constructors

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94957 Andrew Pinski changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug c++/94957] Compilation slowww for simple code with -O1/2/3 and -g in GCC 8 and 9

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94957 Andrew Pinski changed: What|Removed |Added CC||ilord.tiran at yandex dot ru --- Comment

[Bug c++/98547] GCC spends many minutes instead of seconds building a file with array initialization

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98547 Andrew Pinski changed: What|Removed |Added Resolution|--- |DUPLICATE Status|UNCONFIRMED

[Bug fortran/103418] random_number() does not accept pointer, intent(in) array argument

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103418 --- Comment #8 from Steve Kargl --- On Thu, Nov 25, 2021 at 02:18:46PM -0800, Steve Kargl wrote: > On Thu, Nov 25, 2021 at 10:10:32PM +, anlauf at gcc dot gnu.org wrote: > > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103418 > > > > --- Co

[Bug c/98487] ICE: tree check: expected identifier_node, have tree_list in is_attribute_p, at attribs.h:155 [C2X attribute syntax, gnu::format and -Wsuggest-attribute=format]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98487 Andrew Pinski changed: What|Removed |Added Keywords||ice-checking Ever confirmed|0

[Bug libstdc++/96416] [DR 3545] to_address() is broken by static_assert in pointer_traits

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96416 --- Comment #21 from CVS Commits --- The master branch has been updated by Jonathan Wakely : https://gcc.gnu.org/g:b8018e5c5ec0e9b6948182f13fba47c67b758d8a commit r12-5532-gb8018e5c5ec0e9b6948182f13fba47c67b758d8a Author: Jonathan Wakely Date:

[Bug libstdc++/101608] ranges::fill/fill_n missing std::is_constant_evaluated() condition for __builtin_memset

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101608 --- Comment #3 from CVS Commits --- The releases/gcc-11 branch has been updated by Jonathan Wakely : https://gcc.gnu.org/g:7ae6e4e3831429d20eea1be285dbc6a4a005930f commit r11-9314-g7ae6e4e3831429d20eea1be285dbc6a4a005930f Author: Jonathan Wake

[Bug middle-end/103393] [12 Regression] Generating 256bit register usage with -mprefer-avx128 -mprefer-vector-width=128

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103393 --- Comment #14 from H.J. Lu --- (In reply to Richard Earnshaw from comment #13) > Also, note that the comment in gimple-fold.c prior to this change read: > > /* If we can perform the copy efficiently with first doing all loads >

[Bug tree-optimization/98304] Failure to optimize bitwise arithmetic pattern

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98304 --- Comment #2 from Andrew Pinski --- > @1 == (@2)-1 Should have been: @1 == -(@2-1) maybe check that @1 is a mask.

[Bug tree-optimization/98304] Failure to optimize bitwise arithmetic pattern

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98304 Andrew Pinski changed: What|Removed |Added Last reconfirmed||2021-11-25 Severity|normal

[Bug tree-optimization/103409] [12 Regression] 18% SPEC2017 WRF compile-time regression with -O2 -flto since r12-3903-g0288527f47cec669

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103409 --- Comment #6 from hubicka at kam dot mff.cuni.cz --- > Started with r12-3903-g0288527f47cec669. This is September change (for which we have PR102943) however the regression range was g:1ae8edf5f73ca5c3 (or g:264f061997c0a534 on second plot) and

[Bug rtl-optimization/79048] Unnecessary reload for flags setting insn when operands die

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79048 Roger Sayle changed: What|Removed |Added Target Milestone|--- |12.0 Resolution|---

[Bug fortran/103418] random_number() does not accept pointer, intent(in) array argument

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103418 --- Comment #7 from Steve Kargl --- On Thu, Nov 25, 2021 at 10:10:32PM +, anlauf at gcc dot gnu.org wrote: > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103418 > > --- Comment #6 from anlauf at gcc dot gnu.org --- > Unfortunately the patch

[Bug tree-optimization/103423] [12 Regression] 19% cpu2006 wrf compile time regression with -flto since r12-3903-g0288527f47cec669

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103423 --- Comment #1 from hubicka at kam dot mff.cuni.cz --- Martin, My original report here was on regression at July 17 2021 (range g:0b7a11874d4eb428 and g:704e8a825c78b9a8) which seems unrelated to g:r12-3903-g0288527f47cec669 which is in Sep 21 2

[Bug c++/98030] error message for enum definition without ';' could be improved to include a fixit note

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98030 Andrew Pinski changed: What|Removed |Added Summary|error message for enum |error message for enum

[Bug fortran/103418] random_number() does not accept pointer, intent(in) array argument

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103418 --- Comment #6 from anlauf at gcc dot gnu.org --- Unfortunately the patch in comment#5 does not work for me. :-( Interestingly, the Intel compiler fails on the testcase, too.

[Bug middle-end/103431] [12 Regression] wrong code with -O -fno-tree-bit-ccp -fno-tree-dominator-opts

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103431 Andrew Pinski changed: What|Removed |Added Ever confirmed|0 |1 Status|UNCONFIRMED

[Bug rtl-optimization/103431] New: [12 Regression] wrong code with -O -fno-tree-bit-ccp -fno-tree-dominator-opts

-gnu-as --disable-libstdcxx-pch --prefix=/repo/gcc-trunk//binary-trunk-r12-5528-20211125184355-g9488d242066-checking-yes-rtl-df-extra-nobootstrap-amd64 Thread model: posix Supported LTO compression algorithms: zlib zstd gcc version 12.0.0 20211125 (experimental) (GCC)

[Bug fortran/103418] random_number() does not accept pointer, intent(in) array argument

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103418 --- Comment #5 from Steve Kargl --- On Thu, Nov 25, 2021 at 09:02:34PM +, anlauf at gcc dot gnu.org wrote: > (In reply to kargl from comment #3) > > (In reply to anlauf from comment #2) > > > The nearly obvious fix: > > > > > > diff --git a

[Bug fortran/103418] random_number() does not accept pointer, intent(in) array argument

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103418 --- Comment #4 from anlauf at gcc dot gnu.org --- (In reply to kargl from comment #3) > (In reply to anlauf from comment #2) > > The nearly obvious fix: > > > > diff --git a/gcc/fortran/check.c b/gcc/fortran/check.c > > index 837eb0912c0..3859e1

[Bug middle-end/103393] [12 Regression] Generating 256bit register usage with -mprefer-avx128 -mprefer-vector-width=128

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103393 --- Comment #13 from Richard Earnshaw --- Also, note that the comment in gimple-fold.c prior to this change read: /* If we can perform the copy efficiently with first doing all loads and then all stores inline it that way. Curre

[Bug middle-end/103393] [12 Regression] Generating 256bit register usage with -mprefer-avx128 -mprefer-vector-width=128

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103393 --- Comment #12 from Richard Earnshaw --- (In reply to Jakub Jelinek from comment #10) > Alternatively, couldn't we check next to that new > && have_insn_for (SET, mode) > also that > && known_le (GET_MODE_SIZE

[Bug middle-end/103406] gcc -O0 behaves differently on "DBL_MAX related operations" than gcc -O1 and above

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103406 --- Comment #14 from joseph at codesourcery dot com --- There is no reasonable definition of how operands of binary + map to particular operands of a particular instruction and so no -f or -m option could sensibly be defined for that. When th

[Bug tree-optimization/99520] Failure to detect bswap pattern

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99520 Roger Sayle changed: What|Removed |Added Target Milestone|--- |12.0 CC|

[Bug tree-optimization/98953] Failure to optimize two reads from adjacent addresses into one

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98953 Roger Sayle changed: What|Removed |Added Status|ASSIGNED|NEW Assignee|roger at nextmoveso

[Bug libstdc++/101608] ranges::fill/fill_n missing std::is_constant_evaluated() condition for __builtin_memset

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101608 --- Comment #2 from CVS Commits --- The master branch has been updated by Jonathan Wakely : https://gcc.gnu.org/g:82c3657dd74896b39937bb0a2aaeba9b8ca105fd commit r12-5530-g82c3657dd74896b39937bb0a2aaeba9b8ca105fd Author: Jonathan Wakely Date:

[Bug tree-optimization/103345] missed optimization: add/xor individual bytes to form a word

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103345 Roger Sayle changed: What|Removed |Added Target Milestone|--- |12.0 Status|ASSIGNED

[Bug middle-end/103406] gcc -O0 behaves differently on "DBL_MAX related operations" than gcc -O1 and above

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103406 Roger Sayle changed: What|Removed |Added Status|ASSIGNED|NEW Assignee|roger at nextmoves

[Bug c++/56119] Allows static member definition of template class in namespace not enclosing this class

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=56119 Andrew Pinski changed: What|Removed |Added See Also||https://gcc.gnu.org/bugzill

[Bug c++/103426] Acceptance of invalid template specialization in a namespace not enclosing the specialized template

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103426 Andrew Pinski changed: What|Removed |Added See Also||https://gcc.gnu.org/bugzill

[Bug tree-optimization/103427] Alignment of C++ references and 'this' pointer not used by optimizer

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103427 Andrew Pinski changed: What|Removed |Added Last reconfirmed||2021-11-25 Ever confirmed|0

[Bug tree-optimization/103332] Spurious -Wstringop-overflow warnings in libstdc++ tests

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103332 Andrew Pinski changed: What|Removed |Added Ever confirmed|0 |1 Last reconfirmed|

[Bug target/102117] s390: Inefficient code for 64x64=128 signed multiply for <= z13

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102117 Roger Sayle changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug tree-optimization/102958] std::u8string suboptimal compared to std::string, triggers warnings

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102958 Andrew Pinski changed: What|Removed |Added Last reconfirmed||2021-11-25 Status|UNCONFIRM

[Bug middle-end/103406] [12 Regression] gcc -O0 behaves differently on "DBL_MAX related operations" than gcc -O1 and above

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103406 --- Comment #12 from CVS Commits --- The master branch has been updated by Roger Sayle : https://gcc.gnu.org/g:6ea5fb3cc7f3cc9b731d72183c66c23543876f5a commit r12-5529-g6ea5fb3cc7f3cc9b731d72183c66c23543876f5a Author: Roger Sayle Date: Thu

[Bug tree-optimization/103429] Optimization of Auto-generated condition chain is not giving good lookup tables.

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103429 Andrew Pinski changed: What|Removed |Added Severity|normal |enhancement

[Bug c++/102454] coroutines: ICE in gimplify_var_or_parm_decl, at gimplify.c:2958

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102454 --- Comment #7 from Iain Sandoe --- I was leaving it to check if we needed to back port to 10.x as well.

[Bug c++/102213] Incorrect executable produced from valid input code with virtual consteval

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102213 --- Comment #2 from Andrew Pinski --- Note GCC 10 did a sorry message: sorry, unimplemented: 'virtual' 'consteval'

[Bug c++/102213] Incorrect executable produced from valid input code with virtual consteval

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102213 Andrew Pinski changed: What|Removed |Added Ever confirmed|0 |1 Known to fail|

[Bug tree-optimization/103429] Optimization of Auto-generated condition chain is not giving good lookup tables.

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103429 --- Comment #4 from Martin Liška --- So it's very funny what's happening here. iftoswitch pass is called for all e.g. f_dispatch_always_inline<10>, f_dispatch_always_inline<9> and so on until f_dispatch_always_inline<5> which is converted to swi

[Bug tree-optimization/103409] [12 Regression] 18% SPEC2017 WRF compile-time regression with -O2 -flto since r12-3903-g0288527f47cec669

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103409 Martin Liška changed: What|Removed |Added Summary|[12 Regression] 18% |[12 Regression] 18% |S

[Bug middle-end/103393] [12 Regression] Generating 256bit register usage with -mprefer-avx128 -mprefer-vector-width=128

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103393 --- Comment #11 from Jakub Jelinek --- Actually no, GET_MODE_SIZE in that case is the size of the whole operation. To me the previous change looks extremely ARM specific with load lines in mind which no other target has. If we want to support m

[Bug middle-end/103393] [12 Regression] Generating 256bit register usage with -mprefer-avx128 -mprefer-vector-width=128

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103393 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org --- Comment #1

[Bug c++/102454] coroutines: ICE in gimplify_var_or_parm_decl, at gimplify.c:2958

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102454 --- Comment #6 from Arseny Solokha --- Should this PR be closed now?

[Bug c++/103430] New: ICE in gimplify_var_or_parm_decl, at gimplify.c:2975

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103430 Bug ID: 103430 Summary: ICE in gimplify_var_or_parm_decl, at gimplify.c:2975 Product: gcc Version: 12.0 Status: UNCONFIRMED Keywords: ice-on-valid-code Severity: normal

[Bug target/93453] PPC: rldimi not taken into account to avoid shift+or

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93453 --- Comment #9 from Segher Boessenkool --- Yeah that looks better already, thanks. Please get rid of the debug stuff still in here, and send to gcc-patches@?

[Bug c++/103428] [11/12 Regression] Parameter packs not expanded with local struct in lambda

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103428 Jakub Jelinek changed: What|Removed |Added Summary|Parameter packs not |[11/12 Regression] |e

[Bug ipa/103227] [12 Regression] 58% exchange2 regression with -Ofast -march=native on zen3 since r12-5223-gecdf414bd89e6ba251f6b3f494407139b4dbae0e

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103227 --- Comment #13 from CVS Commits --- The master branch has been updated by Martin Jambor : https://gcc.gnu.org/g:5bc4cb04127a4805b6228b0a6cbfebdbd61314d2 commit r12-5527-g5bc4cb04127a4805b6228b0a6cbfebdbd61314d2 Author: Martin Jambor Date:

[Bug preprocessor/103415] [12 Regression] ICE in cpp_interpret_string_1, at libcpp/charset.c:1739

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103415 Jakub Jelinek changed: What|Removed |Added Assignee|unassigned at gcc dot gnu.org |jakub at gcc dot gnu.org

[Bug tree-optimization/103425] [12 Regression] 48% tramp3d regression between g:df1a0d526e2e4c75 and g:9e026da720091704 with -Ofast -march=native at Zen

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103425 --- Comment #4 from Jan Hubicka --- In meanwhile other testers picked the revision and it seems that indeed only benzen machine reports this (it is AMD EPYC 7702). So it looks microarchitecture specific issue.

[Bug tree-optimization/103429] Optimization of Auto-generated condition chain is not giving good lookup tables.

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103429 Martin Liška changed: What|Removed |Added Last reconfirmed||2021-11-25 Assignee|unassigned

[Bug target/103396] [12 Regression][GCN][BUILD] ICE RTL check: access of elt 4 of vector with last elt 3 in move_callee_saved_registers, at config/gcn/gcn.c:2821

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103396 Andrew Stubbs changed: What|Removed |Added Resolution|--- |FIXED Status|ASSIGNED

[Bug target/103396] [12 Regression][GCN][BUILD] ICE RTL check: access of elt 4 of vector with last elt 3 in move_callee_saved_registers, at config/gcn/gcn.c:2821

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103396 --- Comment #5 from CVS Commits --- The master branch has been updated by Andrew Stubbs : https://gcc.gnu.org/g:58d50a5dd6344179eebaeb6fd2f895e59463cf74 commit r12-5525-g58d50a5dd6344179eebaeb6fd2f895e59463cf74 Author: Andrew Stubbs Date: T

[Bug fortran/103412] [10/11/12 Regression] ICE: Invalid expression in gfc_element_size since r10-2083-g8dc63166e0b85954

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103412 --- Comment #3 from kargl at gcc dot gnu.org --- (In reply to Martin Liška from comment #2) > Started with r10-2083-g8dc63166e0b85954. No, it did not start with this commit. It was exposed by this commit.

[Bug fortran/103414] [10/11/12 Regression] [PDT] ICE in gfc_free_actual_arglist, at fortran/expr.c:547 since r10-2083-g8dc63166e0b85954

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103414 --- Comment #6 from kargl at gcc dot gnu.org --- (In reply to Martin Liška from comment #5) > Started with r10-2083-g8dc63166e0b85954. Well, no, it did not start with the above commit. At best, it was exposed by this commit.

[Bug tree-optimization/103429] Optimization of Auto-generated condition chain is not giving good lookup tables.

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103429 --- Comment #2 from Edward Rosten --- It is doing if-to-switch, but only really with N=5, and only if force-inline is set. I think this are two problems, one is that you need to force-inline in order to trigger if-to-switch. The other problem i

[Bug preprocessor/103415] [12 Regression] ICE in cpp_interpret_string_1, at libcpp/charset.c:1739

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103415 --- Comment #4 from Jakub Jelinek --- __VA_OPT__ has been supported for a few more years, my change just added support for stringification of __VA_OPT__...

[Bug c++/47256] "--sysroot" option is not passed to COLLECT_GCC_OPTIONS

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=47256 --- Comment #7 from Richard Purdie --- Thanks for the tip, we'll look into dropping it!

[Bug tree-optimization/103417] [12 Regression] wrong code at -O1 and above on x86_64-linux-gnu since r12-5489

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103417 Jakub Jelinek changed: What|Removed |Added Resolution|--- |FIXED Status|ASSIGNED

[Bug tree-optimization/103221] evrp removes |SIGN but does not propagate the ssa name

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103221 --- Comment #3 from Andrew Macleod --- And BTW, we do this optimization, just not completely in evrp. EVRP removes the extraneous | -128 since that is a range related action. Constant propagation handles the propagation of the copy into the PH

[Bug tree-optimization/103429] Optimization of Auto-generated condition chain is not giving good lookup tables.

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103429 Richard Biener changed: What|Removed |Added Component|c++ |tree-optimization CC|

[Bug tree-optimization/103409] [12 Regression] 18% SPEC2017 WRF compile-time regression with -O2 -flto between g:264f061997c0a534 and g:3e09331f6aeaf595

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103409 --- Comment #4 from Martin Liška --- I'm going to bisect that.

[Bug c++/103429] New: Optimization of Auto-generated condition chain is not giving good lookup tables.

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103429 Bug ID: 103429 Summary: Optimization of Auto-generated condition chain is not giving good lookup tables. Product: gcc Version: 12.0 Status: UNCONFIRMED Keyword

[Bug c++/100465] Overloading operator+= and including filesystem causes conflicting overload compilation error

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100465 Jonathan Wakely changed: What|Removed |Added Last reconfirmed|2021-05-07 00:00:00 |2021-11-25 --- Comment #6 from Jonath

[Bug tree-optimization/103427] Alignment of C++ references and 'this' pointer not used by optimizer

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103427 --- Comment #10 from Jonathan Wakely --- int*& is a reference to a pointer, and is perfectly valid. You can't have a pointer to a reference (a reference isn't required to have any storage, so taking the address of a reference doesn't make sense

[Bug tree-optimization/102648] [12 Regression] Dead Code Elimination Regression at -O3 (trunk vs 11.2.0) since r12-2381-g704e8a825c78b9a8

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102648 Andrew Macleod changed: What|Removed |Added Status|NEW |RESOLVED Resolution|---

[Bug tree-optimization/102648] [12 Regression] Dead Code Elimination Regression at -O3 (trunk vs 11.2.0) since r12-2381-g704e8a825c78b9a8

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102648 --- Comment #3 from CVS Commits --- The master branch has been updated by Andrew Macleod : https://gcc.gnu.org/g:1598bd47b2a4a5f12b5a987d16d82634644db4b6 commit r12-5524-g1598bd47b2a4a5f12b5a987d16d82634644db4b6 Author: Andrew MacLeod Date:

[Bug target/103421] -march=bogus12323123423452345 -march=skylake-avx512 is accepted as a command line option

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103421 --- Comment #2 from Richard Biener --- I think that makes sense in some way, not sure we want -march-for-check=bogus12323123423452345. Also consider -march=xyz -moption-not-valid-for-xyz -march=but-for-this

[Bug tree-optimization/103425] [12 Regression] 48% tramp3d regression between g:df1a0d526e2e4c75 and g:9e026da720091704 with -Ofast -march=native at Zen

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103425 Richard Biener changed: What|Removed |Added Target||x86_64-*-* Summary|48% tram

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