[Bug rtl-optimization/98619] aarch64: ICE (verify_flow_info failed)

2021-01-11 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98619 --- Comment #1 from Richard Biener --- We might be able to CFG cleanup this to a non-goto asm [unless the 'goto' invokes semantic differences elsewhere]

[Bug target/98612] _mm_comieq_sd has wrong semantics

2021-01-11 Thread guillaume.piolat at gmail dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98612 --- Comment #5 from Guillaume Piolat --- My reasoning for reporting (while it is minor) is the following: - it might not be a conscious choice from GCC developers - this is the only intrinsics I've found in mmx/sse/sse2 for which GCC has

[Bug c++/98481] [10/11 Regression] std::vector::size_type as return type gets tagged with abi:cxx11

2021-01-11 Thread cvs-commit at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98481 --- Comment #5 from CVS Commits --- The master branch has been updated by Jason Merrill : https://gcc.gnu.org/g:3dd0d3ee1d2a988e7f3a3e8f009fcf328f16d2ed commit r11-6592-g3dd0d3ee1d2a988e7f3a3e8f009fcf328f16d2ed Author: Jakub Jelinek Date:

[Bug tree-optimization/98598] Missed opportunity to optimize dependent loads in loops

2021-01-11 Thread jiangning.liu at amperecomputing dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98598 --- Comment #10 from Jiangning Liu --- (In reply to Hongtao.liu from comment #9) > It looks like a SOA/AOC opt opportunity which is discussed in > https://gcc.gnu.org/wiki/ > cauldron2015?action=AttachFile=view=Olga+Golovanevsky_+Memory+Layou >

[Bug target/98618] aarch64: oob adrp offset causes relocation truncated to fit: R_AARCH64_ADR_PREL_PG_HI21

2021-01-11 Thread nsz at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98618 --- Comment #5 from nsz at gcc dot gnu.org --- (In reply to Wilco from comment #3) > I fixed this in GCC10: > https://gcc.gnu.org/git/?p=gcc.git=commit; > h=7d3b27ff12610fde9d6c4b56abc70c6ee9b6b3db > > So this just needs to be backported.

[Bug jit/98615] libgccjit crash while freeing 'clone_info' in 'cgraph_c_finalize'

2021-01-11 Thread marxin at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98615 Martin Liška changed: What|Removed |Added Target Milestone|--- |11.0 --- Comment #3 from Martin Liška

[Bug libstdc++/65480] libstdc++-prettyprinters/libfundts.cc test failures on powerpc64

2021-01-11 Thread cvs-commit at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65480 --- Comment #4 from CVS Commits --- The releases/gcc-10 branch has been updated by Jonathan Wakely : https://gcc.gnu.org/g:4fd49da23bf579b84940bd96bf942bd99cfa187a commit r10-9249-g4fd49da23bf579b84940bd96bf942bd99cfa187a Author: Jonathan

[Bug libstdc++/68735] FAIL: libstdc++-prettyprinters/libfundts.cc print ab

2021-01-11 Thread cvs-commit at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68735 --- Comment #10 from CVS Commits --- The releases/gcc-10 branch has been updated by Jonathan Wakely : https://gcc.gnu.org/g:4fd49da23bf579b84940bd96bf942bd99cfa187a commit r10-9249-g4fd49da23bf579b84940bd96bf942bd99cfa187a Author: Jonathan

[Bug libstdc++/96083] Clang can't compile : error: use of undeclared identifier '__builtin_sprintf'

2021-01-11 Thread cvs-commit at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96083 --- Comment #2 from CVS Commits --- The releases/gcc-10 branch has been updated by Jonathan Wakely : https://gcc.gnu.org/g:93beee71a5ba5ee97a072d94780b140ae159fd74 commit r10-9250-g93beee71a5ba5ee97a072d94780b140ae159fd74 Author: Jonathan

[Bug testsuite/98225] gcc.misc-tests/outputs.exp ltrans_args tests FAIL

2021-01-11 Thread edlinger at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98225 Bernd Edlinger changed: What|Removed |Added Resolution|--- |FIXED Status|NEW

[Bug tree-optimization/95731] Failure to optimize a >= 0 && b >= 0 to (a | b) >= 0

2021-01-11 Thread jakub at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95731 Jakub Jelinek changed: What|Removed |Added Assignee|unassigned at gcc dot gnu.org |jakub at gcc dot gnu.org

[Bug testsuite/98225] gcc.misc-tests/outputs.exp ltrans_args tests FAIL

2021-01-11 Thread cvs-commit at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98225 --- Comment #19 from CVS Commits --- The master branch has been updated by Bernd Edlinger : https://gcc.gnu.org/g:6ebf79fcd4cfb43353e6a000f700b07295e78026 commit r11-6588-g6ebf79fcd4cfb43353e6a000f700b07295e78026 Author: Bernd Edlinger Date:

[Bug lto/83967] LTO removes C functions declared as weak in assembler(depending on files order in linking)

2021-01-11 Thread emil at tywoniak dot eu via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83967 --- Comment #19 from Emil Jiří Tywoniak --- (In reply to Emil Jiří Tywoniak from comment #18) > (In reply to Christophe Lyon from comment #17) > > Any chance you can try with a toolchain using binutils-2.35? > > > > As I indicated in

[Bug target/98618] aarch64: oob adrp offset causes relocation truncated to fit: R_AARCH64_ADR_PREL_PG_HI21

2021-01-11 Thread wilco at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98618 Wilco changed: What|Removed |Added Ever confirmed|0 |1 CC|

[Bug target/98618] aarch64: oob adrp offset causes relocation truncated to fit: R_AARCH64_ADR_PREL_PG_HI21

2021-01-11 Thread nsz at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98618 --- Comment #4 from nsz at gcc dot gnu.org --- (In reply to Florian Weimer from comment #1) > Is the test case really valid? It involves an out-of-bounds array access, > after all. sorry you are right the indexes are too far, a better test is

[Bug jit/98615] libgccjit crash while freeing 'clone_info' in 'cgraph_c_finalize'

2021-01-11 Thread marxin at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98615 --- Comment #2 from Martin Liška --- g:895fdc1f4c9

[Bug lto/83967] LTO removes C functions declared as weak in assembler(depending on files order in linking)

2021-01-11 Thread emil at tywoniak dot eu via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83967 --- Comment #18 from Emil Jiří Tywoniak --- (In reply to Christophe Lyon from comment #17) > Any chance you can try with a toolchain using binutils-2.35? > > As I indicated in https://bugs.launchpad.net/gcc-arm-embedded/+bug/1747966 > there's a

[Bug c/98621] New: ICE: x from g referenced in f

2021-01-11 Thread acoplan at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98621 Bug ID: 98621 Summary: ICE: x from g referenced in f Product: gcc Version: 11.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c

[Bug testsuite/98622] New: [11 regression] new test case pr98273.C in r11-6577 doesn't work

2021-01-11 Thread seurer at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98622 Bug ID: 98622 Summary: [11 regression] new test case pr98273.C in r11-6577 doesn't work Product: gcc Version: 11.0 Status: UNCONFIRMED Severity: normal

[Bug c++/98620] SFINAE code in class specialization generates warnings

2021-01-11 Thread mpolacek at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98620 Marek Polacek changed: What|Removed |Added Keywords||patch CC|

[Bug tree-optimization/98526] [10/11 Regression] Double-counting of reduction cost

2021-01-11 Thread cvs-commit at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98526 --- Comment #5 from CVS Commits --- The master branch has been updated by Richard Biener : https://gcc.gnu.org/g:04bff1bbfc11a974342c0eb0c0d65d902e36e82e commit r11-6587-g04bff1bbfc11a974342c0eb0c0d65d902e36e82e Author: Richard Biener Date:

[Bug tree-optimization/98598] Missed opportunity to optimize dependent loads in loops

2021-01-11 Thread jiangning.liu at amperecomputing dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98598 --- Comment #11 from Jiangning Liu --- (In reply to rguent...@suse.de from comment #8) > On Sat, 9 Jan 2021, jiangning.liu at amperecomputing dot com wrote: > > > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98598 > > > > --- Comment #7 from

[Bug middle-end/85811] Invalid optimization with fmax, fabs and nan

2021-01-11 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85811 --- Comment #12 from Richard Biener --- Possibly could be backported even if not a regression but I guess the wrong-code is really restricted to cases we don't hit in the wild. That said, not objecting if anybody wants to backport to GCC 10.

[Bug tree-optimization/91403] GCC fails with ICE.

2021-01-11 Thread cvs-commit at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91403 --- Comment #8 from CVS Commits --- The master branch has been updated by Richard Biener : https://gcc.gnu.org/g:84684e0f78c20c51492722a5b95cda778ad77073 commit r11-6589-g84684e0f78c20c51492722a5b95cda778ad77073 Author: Richard Biener Date:

[Bug tree-optimization/91403] GCC fails with ICE.

2021-01-11 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91403 Richard Biener changed: What|Removed |Added Known to work||11.0 --- Comment #9 from Richard

[Bug analyzer/98599] fatal error: Cgraph edge statement index out of range with -Os -flto -fanalyzer

2021-01-11 Thread marxin at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98599 --- Comment #3 from Martin Liška --- > > The analyzer updates the gimple stmt uids; if I disable this updating the > crash doesn't happen. Hm, why do you update them in LTO WPA phase? Note that they are used by cgraph_edges to point to a

[Bug tree-optimization/98455] [11 Regression] ICE: verify_gimple failed (error: invalid 'PHI' argument; error: incompatible types in 'PHI' argument 2) since r11-5642-gc961e94901eb793b

2021-01-11 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98455 --- Comment #3 from Richard Biener --- The issue is you are leaving the virtual PHI arguments NULL and thus ssa_redirect_edge runs into if (def == NULL_TREE) continue; but then later flush_pending_stmts expects a 1:1

[Bug libstdc++/91997] pretty printers: The __node_type type alias in _Hashtable is not available

2021-01-11 Thread cvs-commit at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91997 --- Comment #10 from CVS Commits --- The releases/gcc-9 branch has been updated by Jonathan Wakely : https://gcc.gnu.org/g:b1dba8a228e7d9497d2ddbd012b4343f99b87823 commit r9-9168-gb1dba8a228e7d9497d2ddbd012b4343f99b87823 Author: Jonathan

[Bug fortran/93524] [ISO C Binding][F2018] CFI_allocate – elem_size mishandled + sm wrongly set?

2021-01-11 Thread burnus at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93524 --- Comment #1 from Tobias Burnus --- Also related to this issue: https://gcc.gnu.org/pipermail/fortran/2021-January/055581.html: In my understanding (see linked email and spec quote in comment 0), CFI_type_signed_char is an integer type – and,

[Bug tree-optimization/97623] [9/10 Regression] Extremely slow O2 compile (>>O(n^2))

2021-01-11 Thread cvs-commit at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97623 --- Comment #21 from CVS Commits --- The releases/gcc-10 branch has been updated by Richard Biener : https://gcc.gnu.org/g:0fd6247a3014038af349db3a01748b5dc17d87a0 commit r10-9245-g0fd6247a3014038af349db3a01748b5dc17d87a0 Author: Richard

[Bug tree-optimization/97623] [9/10 Regression] Extremely slow O2 compile (>>O(n^2))

2021-01-11 Thread cvs-commit at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97623 --- Comment #22 from CVS Commits --- The releases/gcc-10 branch has been updated by Richard Biener : https://gcc.gnu.org/g:eddcb627ccfbd97e025cf366cc3f3bad76211785 commit r10-9246-geddcb627ccfbd97e025cf366cc3f3bad76211785 Author: Richard

[Bug tree-optimization/98455] [11 Regression] ICE: verify_gimple failed (error: invalid 'PHI' argument; error: incompatible types in 'PHI' argument 2) since r11-5642-gc961e94901eb793b

2021-01-11 Thread marxin at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98455 Martin Liška changed: What|Removed |Added CC||rguenth at gcc dot gnu.org --- Comment

[Bug c++/98620] SFINAE code in class specialization generates warnings

2021-01-11 Thread redi at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98620 Jonathan Wakely changed: What|Removed |Added Last reconfirmed||2021-01-11

[Bug sanitizer/98623] New: sanitizer does not diagnose when passing pointers to arrays of incorrect run-time length

2021-01-11 Thread muecker at gwdg dot de via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98623 Bug ID: 98623 Summary: sanitizer does not diagnose when passing pointers to arrays of incorrect run-time length Product: gcc Version: 11.0 Status: UNCONFIRMED

[Bug bootstrap/98414] [11 Regression] UBSAN bootstrap is broken: ubsan/ubsan_type_hash_itanium.cpp:162: undefined reference to `__dynamic_cast' since r11-6083-gb7dfc2074c78415d451eb34d1608016c80b1c41a

2021-01-11 Thread nathan at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98414 --- Comment #17 from Nathan Sidwell --- libcody should be being built with -fno-exceptions -fno-rtti, that it isn;t suggests I'm configuring it wrong.

[Bug c++/98620] New: SFINAE code in class specialization generate warnings

2021-01-11 Thread m.cencora at gmail dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98620 Bug ID: 98620 Summary: SFINAE code in class specialization generate warnings Product: gcc Version: 11.0 Status: UNCONFIRMED Severity: normal Priority: P3

[Bug tree-optimization/98117] [8/9/10 Regression] wrong code with "-O3 -fno-tree-scev-cprop" since r8-1163-g7078979b291419f3

2021-01-11 Thread cvs-commit at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98117 --- Comment #7 from CVS Commits --- The releases/gcc-10 branch has been updated by Richard Biener : https://gcc.gnu.org/g:69894ce172412996c10c89838717980ede7c9003 commit r10-9247-g69894ce172412996c10c89838717980ede7c9003 Author: Richard Biener

[Bug jit/98615] libgccjit crash while freeing 'clone_info' in 'cgraph_c_finalize'

2021-01-11 Thread cvs-commit at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98615 --- Comment #5 from CVS Commits --- The master branch has been updated by Martin Liska : https://gcc.gnu.org/g:cbe9758ff494d55d558a2a0c5e8702c50fcebdf0 commit r11-6593-gcbe9758ff494d55d558a2a0c5e8702c50fcebdf0 Author: Martin Liska Date: Mon

[Bug analyzer/98599] fatal error: Cgraph edge statement index out of range with -Os -flto -fanalyzer

2021-01-11 Thread dmalcolm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98599 --- Comment #4 from David Malcolm --- I set them so that each stmt has a unique id, unique across all functions. I was assuming from the comments I quoted above in gimple.h that this is safe to do, but it sounds like from your comment that WPA

[Bug libstdc++/68735] FAIL: libstdc++-prettyprinters/libfundts.cc print ab

2021-01-11 Thread cvs-commit at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68735 --- Comment #11 from CVS Commits --- The releases/gcc-8 branch has been updated by Jonathan Wakely : https://gcc.gnu.org/g:2204b4121fa9cddb89dd52a8a0754a1ae0666efb commit r8-10720-g2204b4121fa9cddb89dd52a8a0754a1ae0666efb Author: Jonathan

[Bug libstdc++/65480] libstdc++-prettyprinters/libfundts.cc test failures on powerpc64

2021-01-11 Thread cvs-commit at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65480 --- Comment #5 from CVS Commits --- The releases/gcc-8 branch has been updated by Jonathan Wakely : https://gcc.gnu.org/g:2204b4121fa9cddb89dd52a8a0754a1ae0666efb commit r8-10720-g2204b4121fa9cddb89dd52a8a0754a1ae0666efb Author: Jonathan

[Bug analyzer/98628] internal compiler error: in get_or_create_cluster, at analyzer/store.cc:2040

2021-01-11 Thread ortmann at posteo dot de via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98628 --- Comment #1 from Michael Ortmann --- Created attachment 49939 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=49939=edit The preprocessed file (*.i*) that triggers the bug

[Bug libstdc++/65480] libstdc++-prettyprinters/libfundts.cc test failures on powerpc64

2021-01-11 Thread redi at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65480 Jonathan Wakely changed: What|Removed |Added Target Milestone|11.0|8.5 --- Comment #6 from Jonathan

[Bug libstdc++/91997] pretty printers: The __node_type type alias in _Hashtable is not available

2021-01-11 Thread redi at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91997 Jonathan Wakely changed: What|Removed |Added Target Milestone|8.5 |9.4 Resolution|---

[Bug jit/98615] libgccjit crash while freeing 'clone_info' in 'cgraph_c_finalize'

2021-01-11 Thread marxin at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98615 Martin Liška changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug analyzer/98628] New: internal compiler error: in get_or_create_cluster, at analyzer/store.cc:2040

2021-01-11 Thread ortmann at posteo dot de via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98628 Bug ID: 98628 Summary: internal compiler error: in get_or_create_cluster, at analyzer/store.cc:2040 Product: gcc Version: 11.0 Status: UNCONFIRMED Severity:

Re: [Bug jit/98615] libgccjit crash while freeing 'clone_info' in 'cgraph_c_finalize'

2021-01-11 Thread Andrea Corallo via Gcc-bugs
Thanks Martin, I can confirm that also the bootstrap is back okay.

[Bug jit/98615] libgccjit crash while freeing 'clone_info' in 'cgraph_c_finalize'

2021-01-11 Thread andrea.corallo at arm dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98615 --- Comment #7 from Andrea Corallo --- Thanks Martin, I can confirm that also the bootstrap is back okay.

[Bug c++/98625] New: UBSAN: gcc/cp/module.cc:977:15: runtime error: left shift of negative value -1

2021-01-11 Thread marxin at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98625 Bug ID: 98625 Summary: UBSAN: gcc/cp/module.cc:977:15: runtime error: left shift of negative value -1 Product: gcc Version: 11.0 Status: UNCONFIRMED Severity:

[Bug c++/98625] UBSAN: gcc/cp/module.cc:977:15: runtime error: left shift of negative value -1

2021-01-11 Thread marxin at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98625 Martin Liška changed: What|Removed |Added Ever confirmed|0 |1 See Also|

[Bug c++/98624] UBSAN: gcc/cp/module.cc:5895:29: runtime error: member call on null pointer of type 'struct module_state'

2021-01-11 Thread marxin at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98624 Martin Liška changed: What|Removed |Added Ever confirmed|0 |1 Status|UNCONFIRMED

[Bug sanitizer/98623] sanitizer does not diagnose when passing pointers to arrays of incorrect run-time length

2021-01-11 Thread msebor at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98623 Martin Sebor changed: What|Removed |Added CC||msebor at gcc dot gnu.org --- Comment #1

[Bug libstdc++/96083] Clang can't compile : error: use of undeclared identifier '__builtin_sprintf'

2021-01-11 Thread redi at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96083 Jonathan Wakely changed: What|Removed |Added Resolution|--- |FIXED Target Milestone|---

[Bug sanitizer/98609] sanitizer diagnoses VLAs with length zero although zero-length arrays are a GNU extension

2021-01-11 Thread msebor at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98609 Martin Sebor changed: What|Removed |Added CC||msebor at gcc dot gnu.org --- Comment #8

[Bug tree-optimization/98602] Failure to optimise vector “x > -100 ? x : -100” to MAX_EXPR

2021-01-11 Thread cvs-commit at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98602 --- Comment #2 from CVS Commits --- The master branch has been updated by Richard Sandiford : https://gcc.gnu.org/g:48c7f5b88116c894d76209db0f47216ed5ccd333 commit r11-6595-g48c7f5b88116c894d76209db0f47216ed5ccd333 Author: Richard Sandiford

[Bug c/98627] GCC emits unaligned memory access instructions causing address error exceptions with the 68000 architecture

2021-01-11 Thread schwab--- via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98627 --- Comment #1 from Andreas Schwab --- How did you configure the compiler?

[Bug libstdc++/68735] FAIL: libstdc++-prettyprinters/libfundts.cc print ab

2021-01-11 Thread redi at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68735 Jonathan Wakely changed: What|Removed |Added Resolution|--- |FIXED Status|ASSIGNED

[Bug testsuite/98622] [11 regression] new test case pr98273.C in r11-6577 doesn't work

2021-01-11 Thread marxin at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98622 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug c++/98624] New: UBSAN: gcc/cp/module.cc:5895:29: runtime error: member call on null pointer of type 'struct module_state'

2021-01-11 Thread marxin at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98624 Bug ID: 98624 Summary: UBSAN: gcc/cp/module.cc:5895:29: runtime error: member call on null pointer of type 'struct module_state' Product: gcc Version: 11.0 Status:

[Bug c++/98626] New: UBSAN: vec.h:591:30: runtime error: member access within null pointer of type 'struct vec'

2021-01-11 Thread marxin at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98626 Bug ID: 98626 Summary: UBSAN: vec.h:591:30: runtime error: member access within null pointer of type 'struct vec' Product: gcc Version: 11.0 Status: UNCONFIRMED

[Bug c++/98626] UBSAN: vec.h:591:30: runtime error: member access within null pointer of type 'struct vec'

2021-01-11 Thread marxin at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98626 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug c/98627] New: GCC emits unaligned memory access instructions causing address error exceptions with the 68000 architecture

2021-01-11 Thread noring at nocrew dot org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98627 Bug ID: 98627 Summary: GCC emits unaligned memory access instructions causing address error exceptions with the 68000 architecture Product: gcc Version: 9.3.0 Status:

[Bug target/29517] Exception handling not thread-safe on AIX5.x and HP-UX

2021-01-11 Thread tony.reix at atos dot net via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=29517 Tony Reix changed: What|Removed |Added CC||tony.reix at atos dot net --- Comment #12

[Bug analyzer/98628] [11 Regression] ICE in get_or_create_cluster, at analyzer/store.cc:2040 since r11-6513-gbe6c485b24f2b47a

2021-01-11 Thread marxin at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98628 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug c/98627] GCC emits unaligned memory access instructions causing address error exceptions with the 68000 architecture

2021-01-11 Thread noring at nocrew dot org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98627 --- Comment #2 from Fredrik Noring --- To obtain the object file I can run the command m68k-unknown-linux-gnu-gcc -O1 -march=68000 -c -o address-error.o address-error.c with a cross-compiler made using the Gentoo package sys-devel/crossdev

[Bug c/98627] GCC emits unaligned memory access instructions causing address error exceptions with the 68000 architecture

2021-01-11 Thread schwab--- via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98627 Andreas Schwab changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug c/98627] GCC emits unaligned memory access instructions causing address error exceptions with the 68000 architecture

2021-01-11 Thread schwab--- via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98627 Andreas Schwab changed: What|Removed |Added Resolution|FIXED |INVALID

[Bug gcov-profile/98631] New: exception hit once reported twice

2021-01-11 Thread mpolacek at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98631 Bug ID: 98631 Summary: exception hit once reported twice Product: gcc Version: 11.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: gcov-profile

[Bug target/91598] [8/9 regression] 60% speed drop on neon intrinsic loop

2021-01-11 Thread wilco at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91598 Wilco changed: What|Removed |Added CC||wilco at gcc dot gnu.org --- Comment #7 from

[Bug c/98629] ice during GIMPLE pass: widening_mul

2021-01-11 Thread dcb314 at hotmail dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98629 David Binderman changed: What|Removed |Added CC||jakub at gcc dot gnu.org --- Comment

[Bug tree-optimization/98629] [11 Regression] ice during GIMPLE pass: widening_mul

2021-01-11 Thread jakub at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98629 --- Comment #3 from Jakub Jelinek --- Created attachment 49941 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=49941=edit gcc11-pr98629.patch Untested fix.

[Bug other/89701] Provide -fcf-protection=branch,return

2021-01-11 Thread mpolacek at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89701 Marek Polacek changed: What|Removed |Added CC||mpolacek at gcc dot gnu.org Last

[Bug c/98627] GCC emits unaligned memory access instructions causing address error exceptions with the 68000 architecture

2021-01-11 Thread noring at nocrew dot org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98627 Fredrik Noring changed: What|Removed |Added Resolution|INVALID |FIXED --- Comment #6 from Fredrik

[Bug tree-optimization/96674] Failure to optimize combination of comparisons to dec+compare

2021-01-11 Thread erozen at microsoft dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96674 Eugene Rozenfeld changed: What|Removed |Added CC||erozen at microsoft dot com ---

[Bug analyzer/98628] [11 Regression] ICE in get_or_create_cluster, at analyzer/store.cc:2040 since r11-6513-gbe6c485b24f2b47a

2021-01-11 Thread dmalcolm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98628 David Malcolm changed: What|Removed |Added Status|NEW |ASSIGNED --- Comment #3 from David

[Bug c/98627] GCC emits unaligned memory access instructions causing address error exceptions with the 68000 architecture

2021-01-11 Thread noring at nocrew dot org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98627 Fredrik Noring changed: What|Removed |Added Resolution|INVALID |FIXED --- Comment #4 from Fredrik

[Bug jit/98586] libgccjit crashes with segmentation fault on failed gcc_assert

2021-01-11 Thread dmalcolm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98586 --- Comment #3 from David Malcolm --- Patch posted as https://gcc.gnu.org/pipermail/gcc-patches/2021-January/563266.html

[Bug c/98627] GCC emits unaligned memory access instructions causing address error exceptions with the 68000 architecture

2021-01-11 Thread schwab--- via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98627 Andreas Schwab changed: What|Removed |Added Resolution|FIXED |INVALID --- Comment #5 from Andreas

[Bug ipa/98265] [10/11 Regression] gcc-10 has significantly worse code generated with -O2 compared to -O1 (or gcc-9 -O2) when using the Eigen C++ library

2021-01-11 Thread kartikmohta at gmail dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98265 --- Comment #3 from Kartik Mohta --- This is a simple example to demonstrate the problem I've noticed in a bigger program. Do the inlining limits depend on the size of the TU?

[Bug tree-optimization/98629] [11 Regression] ice during GIMPLE pass: widening_mul

2021-01-11 Thread jakub at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98629 Jakub Jelinek changed: What|Removed |Added Ever confirmed|0 |1 Status|UNCONFIRMED

[Bug c++/98620] SFINAE code in class specialization generates warnings

2021-01-11 Thread mpolacek at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98620 Marek Polacek changed: What|Removed |Added Assignee|unassigned at gcc dot gnu.org |mpolacek at gcc dot gnu.org

[Bug target/97969] [9/10/11 Regression][ARM/Thumb] Certain combo of codegen options leads to compilation infinite loop with growing memory use

2021-01-11 Thread vmakarov at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97969 --- Comment #13 from Vladimir Makarov --- Thank you for reducing the test. I've reproduced the problem and started working on it. I think the fix will be ready on this week.

[Bug c/53769] [C11]: Macros __STDC_NO_THREADS__ / __STDC_NO_ATOMIC__ missing.

2021-01-11 Thread patrick.pelissier at gmail dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=53769 Patrick Pelissier changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug c/98629] New: ice during GIMPLE pass: widening_mul

2021-01-11 Thread dcb314 at hotmail dot com via Gcc-bugs
gcc/results.20210111/bin/gcc -c -w -O2 bug689.c during GIMPLE pass: widening_mul bug689.c: In function ‘d’: bug689.c:3:6: internal compiler error: Segmentation fault 3 | void d() { | ^ 0xcd63f9 crash_signal(int) ../../trunk.git/gcc/toplev.c:327 0xe7b538 gimple_code(gimple co

[Bug c/98630] New: Seg-fault when using a goto after condition (if)

2021-01-11 Thread k.even-mendoza at imperial dot ac.uk via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98630 Bug ID: 98630 Summary: Seg-fault when using a goto after condition (if) Product: gcc Version: 10.2.0 Status: UNCONFIRMED Severity: normal Priority: P3

[Bug tree-optimization/98597] [11 Regression] ICE in print_mem_ref since r11-6508-gabb1b6058c09a7c0

2021-01-11 Thread slyfox at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98597 --- Comment #1 from Sergei Trofimovich --- I also found a similar crash (from `RTL pass: expand` for some reason) in print_mem_ref: ```c++ struct QQmlRefCount { void release() const; virtual ~QQmlRefCount(); }; QQmlRefCount::~QQmlRefCount()

[Bug rtl-optimization/98619] New: aarch64: ICE (verify_flow_info failed)

2021-01-11 Thread acoplan at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98619 Bug ID: 98619 Summary: aarch64: ICE (verify_flow_info failed) Product: gcc Version: 11.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component:

Re: [Bug jit/98615] libgccjit crash while freeing 'clone_info' in 'cgraph_c_finalize'

2021-01-11 Thread Andrea Corallo via Gcc-bugs
Thank you for looking into it! I tried my self but with no success

[Bug jit/98615] libgccjit crash while freeing 'clone_info' in 'cgraph_c_finalize'

2021-01-11 Thread andrea.corallo at arm dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98615 --- Comment #4 from Andrea Corallo --- Thank you for looking into it! I tried my self but with no success

[Bug tree-optimization/97623] [9 Regression] Extremely slow O2 compile (>>O(n^2))

2021-01-11 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97623 Richard Biener changed: What|Removed |Added Known to fail||10.2.0 Known to work|

[Bug demangler/88629] Regression lead to Heap-buffer-overflow problem in function d_expression_1 in cp-demangle.c, as demonstrated by c++filt

2021-01-11 Thread prajwapa at in dot ibm.com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88629 prajwapa at in dot ibm.com changed: What|Removed |Added CC||prajwapa at in dot ibm.com

[Bug tree-optimization/98138] BB vect fail to SLP one case

2021-01-11 Thread linkw at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98138 --- Comment #7 from Kewen Lin --- (In reply to Richard Biener from comment #6) > Starting from the loads is not how SLP discovery works so there will be > zero re-use of code. Sure - the only important thing is you end up > with a valid SLP

[Bug c++/97284] internal compiler error: 'global_options' are modified in local context

2021-01-11 Thread ville.voutilainen at gmail dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97284 Ville Voutilainen changed: What|Removed |Added CC||ville.voutilainen at gmail dot com

[Bug tree-optimization/98138] BB vect fail to SLP one case

2021-01-11 Thread linkw at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98138 --- Comment #8 from Kewen Lin --- Created attachment 49942 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=49942=edit vectorized with altivec built-in functions

[Bug demangler/88783] integer overflow in libiberty, heap overflow will be triggered in nm

2021-01-11 Thread prajwapa at in dot ibm.com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88783 prajwapa at in dot ibm.com changed: What|Removed |Added CC||prajwapa at in dot ibm.com

[Bug analyzer/98628] [11 Regression] ICE in get_or_create_cluster, at analyzer/store.cc:2040 since r11-6513-gbe6c485b24f2b47a

2021-01-11 Thread cvs-commit at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98628 --- Comment #4 from CVS Commits --- The master branch has been updated by David Malcolm : https://gcc.gnu.org/g:ab88f3607233376c3145c320e92e71943a495bb5 commit r11-6603-gab88f3607233376c3145c320e92e71943a495bb5 Author: David Malcolm Date:

[Bug target/98612] _mm_comieq_sd has wrong semantics

2021-01-11 Thread cvs-commit at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98612 --- Comment #6 from CVS Commits --- The master branch has been updated by hongtao Liu : https://gcc.gnu.org/g:240f0a490dae0fb9ef72fa21a93e8088d17fb682 commit r11-6605-g240f0a490dae0fb9ef72fa21a93e8088d17fb682 Author: liuhongt Date: Mon Jan

[Bug c++/98620] SFINAE code in class specialization generates warnings

2021-01-11 Thread mpolacek at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98620 Marek Polacek changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug analyzer/98628] [11 Regression] ICE in get_or_create_cluster, at analyzer/store.cc:2040 since r11-6513-gbe6c485b24f2b47a

2021-01-11 Thread dmalcolm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98628 David Malcolm changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug c++/98620] SFINAE code in class specialization generates warnings

2021-01-11 Thread cvs-commit at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98620 --- Comment #3 from CVS Commits --- The master branch has been updated by Marek Polacek : https://gcc.gnu.org/g:814299a9d49c25ae2e8d00ec619559b71833871a commit r11-6606-g814299a9d49c25ae2e8d00ec619559b71833871a Author: Marek Polacek Date:

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