[Bug tree-optimization/107090] [aarch64] sequence logic should be combined with mul and umulh

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107090 --- Comment #11 from vfdff --- Created attachment 53787 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=53787=edit has different operand order base on different commit node hi @Andrew Pinski * Showed as the figure swap_order.jpg

[Bug tree-optimization/107451] [11/12/13 Regression] Segmentation fault with vectorized code.

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107451 bartoldeman at users dot sourceforge.net changed: What|Removed |Added Attachment #53785|0 |1 is

[Bug tree-optimization/103035] [meta-bug] YARPGen bugs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103035 Bug 103035 depends on bug 98694, which changed state. Bug 98694 Summary: GCC produces incorrect code for loops with -O3 for skylake-avx512 and icelake-server https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98694 What|Removed

[Bug target/98694] GCC produces incorrect code for loops with -O3 for skylake-avx512 and icelake-server

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98694 Andrew Pinski changed: What|Removed |Added Resolution|--- |FIXED Target Milestone|---

[Bug c++/102786] [c++20] virtual pmf sometimes rejected as not a constant

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102786 Andrew Pinski changed: What|Removed |Added Known to work||10.4.0, 12.1.0, 9.5.0 Target

[Bug c/101176] valgrind error for c-c++-common/builtin-has-attribute.c

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101176 Andrew Pinski changed: What|Removed |Added Target Milestone|--- |9.5

[Bug rtl-optimization/101008] ICE: in native_encode_rtx, at simplify-rtx.c:6594 with -O -g

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101008 Andrew Pinski changed: What|Removed |Added Target Milestone|--- |10.4

[Bug fortran/107397] [10/11/12/13 Regression] ICE in gfc_arith_plus, at fortran/arith.cc:654

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107397 --- Comment #6 from anlauf at gcc dot gnu.org --- (In reply to Steve Kargl from comment #5) > No. I have no idea how to add a testcase to git. > Every time I've tried, I end up deleting my git > repository and grabbing a new clone. Not a

[Bug fortran/107397] [10/11/12/13 Regression] ICE in gfc_arith_plus, at fortran/arith.cc:654

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107397 --- Comment #5 from Steve Kargl --- On Fri, Oct 28, 2022 at 08:31:58PM +, anlauf at gcc dot gnu.org wrote: > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107397 > > --- Comment #4 from anlauf at gcc dot gnu.org --- > (In reply to kargl

[Bug target/107453] New stdarg tests in r13-3549-g4fe34cdcc80ac2 fail

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107453 --- Comment #1 from Andrew Pinski --- >From https://gcc.gnu.org/pipermail/gcc-patches/2022-October/604152.html: It's possible further target-specific fixes will be needed; target maintainers should watch out for failures of c2x-stdarg-4.c, the

[Bug other/107453] New: New stdarg tests in r13-3549-g4fe34cdcc80ac2 fail

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107453 Bug ID: 107453 Summary: New stdarg tests in r13-3549-g4fe34cdcc80ac2 fail Product: gcc Version: 13.0 Status: UNCONFIRMED Severity: normal Priority: P3

[Bug fortran/103413] [10/11/12/13 Regression] ICE: Invalid expression in gfc_element_size since r10-2083-g8dc63166e0b85954

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103413 anlauf at gcc dot gnu.org changed: What|Removed |Added Status|ASSIGNED|RESOLVED

[Bug fortran/103413] [10/11/12/13 Regression] ICE: Invalid expression in gfc_element_size since r10-2083-g8dc63166e0b85954

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103413 --- Comment #19 from CVS Commits --- The releases/gcc-10 branch has been updated by Harald Anlauf : https://gcc.gnu.org/g:3b4c9e0658b13b8db6c7f38242ed270cdb8fc932 commit r10-11063-g3b4c9e0658b13b8db6c7f38242ed270cdb8fc932 Author: Harald

[Bug target/93177] PPC: Missing many useful platform intrinsics

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93177 --- Comment #22 from Sergey Fedorov --- (In reply to Iain Sandoe from comment #19) > Created attachment 53779 [details] > introduce ppc_intrinsics.h for powerpc*-darwin. > > This takes the header from the GCC-4.x apple debt branch (as present

[Bug fortran/103413] [10/11/12/13 Regression] ICE: Invalid expression in gfc_element_size since r10-2083-g8dc63166e0b85954

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103413 --- Comment #18 from CVS Commits --- The releases/gcc-11 branch has been updated by Harald Anlauf : https://gcc.gnu.org/g:f2298bd50109e5460e8949290b5337ec28310e91 commit r11-10343-gf2298bd50109e5460e8949290b5337ec28310e91 Author: Harald

[Bug c/102989] Implement C2x's n2763 (_BitInt)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102989 --- Comment #32 from joseph at codesourcery dot com --- On Fri, 28 Oct 2022, jakub at gcc dot gnu.org via Gcc-bugs wrote: > > That said, if C allows us to limit to 128bits then let's do that for now. > > 32bit targets will still see all the

[Bug fortran/103413] [10/11/12/13 Regression] ICE: Invalid expression in gfc_element_size since r10-2083-g8dc63166e0b85954

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103413 --- Comment #17 from CVS Commits --- The releases/gcc-12 branch has been updated by Harald Anlauf : https://gcc.gnu.org/g:9831a5f4843b573bbdb2688bbf2de864b4e8be8b commit r12-8875-g9831a5f4843b573bbdb2688bbf2de864b4e8be8b Author: Harald Anlauf

[Bug fortran/107397] [10/11/12/13 Regression] ICE in gfc_arith_plus, at fortran/arith.cc:654

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107397 --- Comment #4 from anlauf at gcc dot gnu.org --- (In reply to kargl from comment #3) > This patch fixes the ICE and issues an error. It has passed > regression testing. Great! Do you plan to submit your patch? (Hint: git gcc-commit-mklog).

[Bug c/102989] Implement C2x's n2763 (_BitInt)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102989 --- Comment #31 from joseph at codesourcery dot com --- On Fri, 28 Oct 2022, rguenth at gcc dot gnu.org via Gcc-bugs wrote: > I wouldn't go with a new tree code, given semantics are INTEGER_TYPE it should > be an INTEGER_TYPE. Implementation

[Bug target/105549] aarch64: Wrong va_arg alignment handling with packed bitfields and alignment

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105549 Andrew Pinski changed: What|Removed |Added Summary|aarch64: Wrong va_arg |aarch64: Wrong va_arg

[Bug tree-optimization/105597] [13 Regression] ice in type, at value-range.h:223

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105597 Andrew Pinski changed: What|Removed |Added Component|c |tree-optimization

[Bug fortran/107441] optional arguments are identified as "present" when missing

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107441 anlauf at gcc dot gnu.org changed: What|Removed |Added Assignee|unassigned at gcc dot gnu.org |anlauf at gcc dot

[Bug c++/107452] Failed to catch C++ exception thrown from multiarch-function (x64 CPUs)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107452 --- Comment #2 from Andrew Pinski --- >Is this a known GCC issue? If needed I could also try to write a minimal test >that reproduces this issue. Yes it is a known issue as shown by the duplicate bug report. The duplicate bug report has a

[Bug c++/107452] Failed to catch C++ exception thrown from multiarch-function (x64 CPUs)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107452 Andrew Pinski changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug ipa/106627] Exception from multiversion function cannot be caught

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106627 Andrew Pinski changed: What|Removed |Added CC||kim.walisch at gmail dot com ---

[Bug c++/107452] New: Failed to catch C++ exception thrown from multiarch-function (x64 CPUs)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107452 Bug ID: 107452 Summary: Failed to catch C++ exception thrown from multiarch-function (x64 CPUs) Product: gcc Version: 11.2.0 Status: UNCONFIRMED Severity:

[Bug tree-optimization/107451] [11/12/13 Regression] Segmentation fault with vectorized code.

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107451 Andrew Pinski changed: What|Removed |Added Known to work||10.4.0 Status|RESOLVED

[Bug tree-optimization/107451] Segmentation fault with vectorized code.

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107451 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org

[Bug tree-optimization/107451] New: Segmentation fault with vectorized code.

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107451 Bug ID: 107451 Summary: Segmentation fault with vectorized code. Product: gcc Version: 11.3.1 Status: UNCONFIRMED Severity: normal Priority: P3 Component:

[Bug c/102989] Implement C2x's n2763 (_BitInt)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102989 --- Comment #30 from Andrew Pinski --- I have an use case until 1k except I don't need division. It will in handy while translating P4 language (https://p4.org/p4-spec/docs/P4-16-v-1.2.3.html) to C. P4 supports any bit size you want and there

[Bug testsuite/106806] [13 regression] gcc.dg/tree-ssa/gen-vect-34.c fails after r13-2333-gca8f4e8af14869

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106806 seurer at gcc dot gnu.org changed: What|Removed |Added Target|powerpc64le-linux-gnu |powerpc64le-linux-gnu

[Bug testsuite/107073] New test case gcc.dg/tree-ssa/gen-vect-34.c from r13-2333-gca8f4e8af14869 fails

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107073 seurer at gcc dot gnu.org changed: What|Removed |Added Resolution|--- |DUPLICATE

[Bug testsuite/106806] [13 regression] gcc.dg/tree-ssa/gen-vect-34.c fails after r13-2333-gca8f4e8af14869

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106806 --- Comment #1 from seurer at gcc dot gnu.org --- *** Bug 107073 has been marked as a duplicate of this bug. ***

[Bug testsuite/107073] New test case gcc.dg/tree-ssa/gen-vect-34.c from r13-2333-gca8f4e8af14869 fails

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107073 seurer at gcc dot gnu.org changed: What|Removed |Added CC||bergner at gcc dot gnu.org,

[Bug analyzer/107345] - -Wanayzer-null-dereference false positive with giving weird path infomation

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107345 --- Comment #5 from Geoffrey --- (In reply to David Malcolm from comment #3) > Fixed on trunk for GCC 13 by the above patch. > > Keeping open for backporting to GCC 12. That is really great! Thanks a lot!

[Bug analyzer/107345] - -Wanayzer-null-dereference false positive with giving weird path infomation

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107345 --- Comment #4 from Geoffrey --- (In reply to David Malcolm from comment #3) > Fixed on trunk for GCC 13 by the above patch. > > Keeping open for backporting to GCC 12. That is really great! Thanks a lot!

[Bug target/107172] [13 Regression] wrong code with "-O1 -ftree-vrp" on x86_64-linux-gnu since r13-1268-g8c99e307b20c502e

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107172 --- Comment #48 from H.J. Lu --- (In reply to Roger Sayle from comment #47) > I really don't believe that using UNSPEC here is the correct way to go, but > it appears to be the (only?) approach that Segher is prepared to approve. > Hohum. I

[Bug c++/107450] GCC accepts invalid program involving multiple template parameter packs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107450 --- Comment #1 from Jason Liam --- Also if we remove one of the template parameter(say T3) then msvc starts compiling this code as well. Demo: https://godbolt.org/z/qacMzoT3q Additionally, this current bug is most probably a duplicate of:

[Bug libstdc++/107376] regex executor requires allocator to be default constructible

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107376 Jonathan Wakely changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug libstdc++/107376] regex executor requires allocator to be default constructible

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107376 --- Comment #2 from CVS Commits --- The master branch has been updated by Jonathan Wakely : https://gcc.gnu.org/g:988dd22ec6665117e8587389ac85389f1c321c45 commit r13-3548-g988dd22ec6665117e8587389ac85389f1c321c45 Author: Jonathan Wakely

[Bug c++/107439] use of static member function in requires-expression depends on declaration order

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107439 --- Comment #2 from Patrick Palka --- So the question is if in C++20 mode we're allowed to reject ahead of time a call to an unknown template-id with dependent template arguments and no function arguments (as in the original testcase):

[Bug middle-end/107436] Is -fsignaling-nans still experimental?

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107436 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org --- Comment

[Bug middle-end/107411] trivial-auto-var-init=zero invalid uninitialized variable warning

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107411 qinzhao at gcc dot gnu.org changed: What|Removed |Added CC||qinzhao at gcc dot gnu.org

[Bug tree-optimization/107346] [13 Regression] gnat.dg/loop_optimization23_pkg.ad failure afer r13-3413-ge10ca9544632db

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107346 --- Comment #10 from CVS Commits --- The master branch has been updated by Andre Simoes Dias Vieira : https://gcc.gnu.org/g:95decac3ce8c8c7c5302cd6fac005a10463de165 commit r13-3547-g95decac3ce8c8c7c5302cd6fac005a10463de165 Author: Andre

[Bug c++/107439] use of static member function in requires-expression depends on declaration order

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107439 Patrick Palka changed: What|Removed |Added CC||ppalka at gcc dot gnu.org --- Comment

[Bug tree-optimization/107407] [12 Regression] Wrong code at -Os on x86_64-linux-gnu since r12-383-g32955416d8040b1f

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107407 Richard Biener changed: What|Removed |Added Known to fail||12.2.0 Summary|[12/13

[Bug tree-optimization/107407] [12/13 Regression] Wrong code at -Os on x86_64-linux-gnu since r12-383-g32955416d8040b1f

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107407 --- Comment #4 from CVS Commits --- The master branch has been updated by Richard Biener : https://gcc.gnu.org/g:031a400e49d8db156c43f9ec0b21ab0c2aee8c6d commit r13-3546-g031a400e49d8db156c43f9ec0b21ab0c2aee8c6d Author: Richard Biener Date:

[Bug c++/107450] New: GCC accepts invalid program involving multiple template parameter packs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107450 Bug ID: 107450 Summary: GCC accepts invalid program involving multiple template parameter packs Product: gcc Version: 13.0 Status: UNCONFIRMED Severity:

[Bug tree-optimization/107435] [13 Regression] ice in build_vector_from_val, at tree.cc:2125

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107435 Richard Biener changed: What|Removed |Added Resolution|--- |FIXED Status|ASSIGNED

[Bug tree-optimization/107449] New: CD-DCE fails to eliminate abnormal incoming edges

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107449 Bug ID: 107449 Summary: CD-DCE fails to eliminate abnormal incoming edges Product: gcc Version: 13.0 Status: UNCONFIRMED Keywords: ice-checking, ice-on-valid-code

[Bug tree-optimization/107447] [13 Regression] ICE: verify_flow_info failed (error: returns_twice call is not first in basic block 2)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107447 Richard Biener changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug tree-optimization/107447] [13 Regression] ICE: verify_flow_info failed (error: returns_twice call is not first in basic block 2)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107447 --- Comment #3 from CVS Commits --- The master branch has been updated by Richard Biener : https://gcc.gnu.org/g:1add3635563b39e3c0e9bed4930d11b3f605fdd3 commit r13-3545-g1add3635563b39e3c0e9bed4930d11b3f605fdd3 Author: Richard Biener Date:

[Bug tree-optimization/107435] [13 Regression] ice in build_vector_from_val, at tree.cc:2125

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107435 --- Comment #3 from CVS Commits --- The master branch has been updated by Richard Biener : https://gcc.gnu.org/g:084128583212bd64308f50c2ab5f4c03be40e48c commit r13-3544-g084128583212bd64308f50c2ab5f4c03be40e48c Author: Richard Biener Date:

[Bug tree-optimization/107407] [12/13 Regression] Wrong code at -Os on x86_64-linux-gnu since r12-383-g32955416d8040b1f

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107407 --- Comment #3 from Richard Biener --- Deleted dead store: MEM [(int *)][_6] = 3; Further reduced testcase, we mistreat SSA name indexes with must aliases. We do have /* If we visit this PHI by following a backedge then we have

[Bug tree-optimization/107447] [13 Regression] ICE: verify_flow_info failed (error: returns_twice call is not first in basic block 2)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107447 --- Comment #2 from Richard Biener --- Btw, there's also a stray incoming abnormal edge into bb2 here (as seen in other bugs I've meanwhile fixed). We've elided a call to zero() there but failed to eliminate the incoming abnormal edge. CDDCE1

[Bug tree-optimization/107447] [13 Regression] ICE: verify_flow_info failed (error: returns_twice call is not first in basic block 2)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107447 Richard Biener changed: What|Removed |Added Assignee|unassigned at gcc dot gnu.org |rguenth at gcc dot gnu.org

[Bug middle-end/107443] [10/11/12/13 Regression] Removing switch with __builtin_unreachable causes missed optimizations

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107443 Richard Biener changed: What|Removed |Added CC||marxin at gcc dot gnu.org,

[Bug middle-end/107436] Is -fsignaling-nans still experimental?

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107436 --- Comment #5 from Florian Schanda --- Richard, if I may rephrase your statement (for clarity), you're saying: > Under your assumptions, -fsignaling-nans should work. There are no known bugs > in this setup, but if you find something please

[Bug middle-end/107436] Is -fsignaling-nans still experimental?

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107436 --- Comment #4 from Richard Biener --- The question is what the expectations are. I think that all issues would be considered bugs (see the list of referenced bugs). Can you evaluate it according to your needs and file bugreports for issues

[Bug tree-optimization/107435] [13 Regression] ice in build_vector_from_val, at tree.cc:2125

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107435 Richard Biener changed: What|Removed |Added Ever confirmed|0 |1 Assignee|unassigned at

[Bug target/107432] __builtin_convertvector generates inefficient code

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107432 Richard Biener changed: What|Removed |Added CC||rguenth at gcc dot gnu.org,

[Bug fortran/107426] [12/13 Regression] ICE in gfc_compare_derived_types, at fortran/interface.cc:636

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107426 Richard Biener changed: What|Removed |Added Target Milestone|--- |12.3 Priority|P3

[Bug fortran/107425] [12/13 Regression] ICE in gimplify_var_or_parm_decl, at gimplify.cc:3060 since r12-6780-gd2ad748eeef0dd26

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107425 Richard Biener changed: What|Removed |Added Priority|P3 |P4 Target Milestone|---

[Bug fortran/107424] [13 Regression] ICE in gfc_trans_omp_do, at fortran/trans-openmp.cc:5397

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107424 Richard Biener changed: What|Removed |Added Priority|P3 |P4 Target Milestone|---

[Bug c++/107422] [12/13 Regression] ICE in lvalue_kind, at cp/tree.cc:293 since r12-298-g58a92b789a77cdad

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107422 Richard Biener changed: What|Removed |Added Priority|P5 |P4 Target Milestone|---

[Bug middle-end/107411] trivial-auto-var-init=zero invalid uninitialized variable warning

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107411 Richard Biener changed: What|Removed |Added Blocks||24639 CC|

[Bug c/107405] [13 Regression] enum change causing Linux kernel to fail to build due to Linux depending on old behavior

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107405 Richard Biener changed: What|Removed |Added Target Milestone|--- |13.0

[Bug fortran/107397] [10/11/12/13 Regression] ICE in gfc_arith_plus, at fortran/arith.cc:654

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107397 Richard Biener changed: What|Removed |Added Target Milestone|--- |10.5

[Bug analyzer/107396] [13 regression] new test case gcc.dg/analyzer/pipe-glibc.c in r13-3466-g792f039fc37faa fails with excess errors

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107396 Richard Biener changed: What|Removed |Added Target Milestone|--- |13.0

[Bug c/102989] Implement C2x's n2763 (_BitInt)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102989 --- Comment #29 from Alejandro Colomar --- Hi! On 10/28/22 12:51, rguenther at suse dot de wrote: > Quite likely yes (OTOH __BIGGEST_ALIGNMENT__ changed as well). That > also means BITINT_MAXWIDTH should eventually be decided by the ABI >

[Bug c/102989] Implement C2x's n2763 (_BitInt)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102989 --- Comment #28 from rguenther at suse dot de --- On Fri, 28 Oct 2022, jakub at gcc dot gnu.org wrote: > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102989 > > --- Comment #27 from Jakub Jelinek --- > (In reply to Richard Biener from

[Bug tree-optimization/107413] Perf loss ~14% on 519.lbm_r SPEC cpu2017 benchmark

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107413 --- Comment #6 from Rama Malladi --- The compilation options were: -Ofast -mcpu=native -flto

[Bug tree-optimization/107413] Perf loss ~14% on 519.lbm_r SPEC cpu2017 benchmark

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107413 --- Comment #5 from Rama Malladi --- (In reply to Wilco from comment #2) > That's interesting - if the reassociation pass has become a bit smarter in > the last 5 years, we might no longer need this workaround. What is the > effect on the

[Bug c/102989] Implement C2x's n2763 (_BitInt)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102989 --- Comment #27 from Jakub Jelinek --- (In reply to Richard Biener from comment #26) > Does the C standard limit the number of bits? Does it allow > implementation defined limits? The latter. limits.h defines BITINT_MAXWIDTH, which must be

[Bug tree-optimization/107407] [12/13 Regression] Wrong code at -Os on x86_64-linux-gnu since r12-383-g32955416d8040b1f

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107407 Richard Biener changed: What|Removed |Added Assignee|unassigned at gcc dot gnu.org |rguenth at gcc dot gnu.org

[Bug c/102989] Implement C2x's n2763 (_BitInt)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102989 --- Comment #26 from Richard Biener --- Some random comments. I wouldn't go with a new tree code, given semantics are INTEGER_TYPE it should be an INTEGER_TYPE. The TYPE_PRECISION issue is real - we have 16 spare bits in tree_type_common so

[Bug middle-end/107389] Always propagate __builtin_assume_aligned

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107389 --- Comment #5 from Richard Biener --- Created attachment 53784 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=53784=edit prototype This implements an -O0 fold-builtins pass. I've disabled some but not all "optimizations" and instead of

[Bug middle-end/107436] Is -fsignaling-nans still experimental?

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107436 --- Comment #3 from Florian Schanda --- Maybe some additional constraints under which we operate can help: - we never change our rounding mode away from RNE - we never disable support for subnormals in any way - we only ever use float32 and

[Bug middle-end/107389] Always propagate __builtin_assume_aligned

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107389 Richard Biener changed: What|Removed |Added Status|NEW |ASSIGNED

[Bug target/107172] [13 Regression] wrong code with "-O1 -ftree-vrp" on x86_64-linux-gnu since r13-1268-g8c99e307b20c502e

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107172 --- Comment #47 from Roger Sayle --- I really don't believe that using UNSPEC here is the correct way to go, but it appears to be the (only?) approach that Segher is prepared to approve. Hohum.

[Bug rtl-optimization/107057] [10/11/12/13 Regression] ICE in extract_constrain_insn, at recog.cc:2692

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107057 --- Comment #9 from Uroš Bizjak --- (In reply to Hongtao.liu from comment #7) > And it looks like the pattern is wrongly defined since from [1]. > > --cut begin > Matching constraints are used in these circumstances. More

[Bug middle-end/90115] OpenACC: predetermined private levels for variables declared in blocks

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90115 --- Comment #19 from CVS Commits --- The releases/gcc-12 branch has been updated by Thomas Schwinge : https://gcc.gnu.org/g:9b116c51a451995f1bae8fdac0748fcf3f06aafe commit r12-8874-g9b116c51a451995f1bae8fdac0748fcf3f06aafe Author: Julian Brown

[Bug middle-end/90115] OpenACC: predetermined private levels for variables declared in blocks

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90115 --- Comment #18 from CVS Commits --- The master branch has been updated by Thomas Schwinge : https://gcc.gnu.org/g:11e811d8e2f63667f60f73731bb934273f5882b8 commit r13-3541-g11e811d8e2f63667f60f73731bb934273f5882b8 Author: Julian Brown Date:

[Bug middle-end/104069] -Werror=use-after-free false positive on elfutils-0.186

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104069 --- Comment #26 from Sergei Trofimovich --- #c12 fixed elfutils case.

[Bug sanitizer/107298] Failure to compile code with std::optional and ASan/UBSan

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107298 --- Comment #5 from CVS Commits --- The master branch has been updated by Martin Liska : https://gcc.gnu.org/g:3f9c071324eff249b23a7531e447fc17d928 commit r13-3539-g3f9c071324eff249b23a7531e447fc17d928 Author: Martin Liska Date:

[Bug target/107432] __builtin_convertvector generates inefficient code

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107432 --- Comment #7 from Hongtao.liu --- (In reply to Hongtao.liu from comment #6) > > Guess expand_vector_conversion can be optimized. > > if (INTEGRAL_TYPE_P (TREE_TYPE (ret_type)) > && SCALAR_FLOAT_TYPE_P (TREE_TYPE (arg_type))) >

[Bug c/107448] New: GCC no longer diagnoses missing input file with -MG

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107448 Bug ID: 107448 Summary: GCC no longer diagnoses missing input file with -MG Product: gcc Version: 12.2.0 Status: UNCONFIRMED Severity: normal Priority: P3