[Bug target/91927] -mstrict-align doesn't prevent unaligned accesses at -O2 and -O3 on AARCH64 targets

2020-01-27 Thread rsandifo at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91927 rsandifo at gcc dot gnu.org changed: What|Removed |Added CC||rsandifo at gcc dot

[Bug tree-optimization/92822] [10 Regression] vfma_laneq_f32 and vmul_laneq_f32 are broken on aarch64 after r278938

2020-01-27 Thread rsandifo at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92822 rsandifo at gcc dot gnu.org changed: What|Removed |Added CC||rsandifo at gcc dot

[Bug c/93435] [8/9/10 Regression] Hang with -O2 on innocuous looking code with GCC 8.3

2020-01-27 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93435 Martin Liška changed: What|Removed |Added CC||alan.lawrence at arm dot com

[Bug debug/93380] Variable Length Array Evaluation will be wrong or cause GDB to crash due to GCC

2020-01-27 Thread robert.dumitru at cyberthorstudios dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93380 --- Comment #2 from Robert Dumitru --- Hi Andrew, Thank you for your pointing out that. I will report the issue to ARM as well. However, regarding 1 and 2: 1. I understand this looks like a gdb bug, but my investigation pointed me to

[Bug libstdc++/93426] fix typo in span

2020-01-27 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93426 Jonathan Wakely changed: What|Removed |Added Keywords||rejects-valid Status|NEW

[Bug c/93435] [8/9/10 Regression] Hang with -O2 on innocuous looking code with GCC 8.3

2020-01-27 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93435 --- Comment #3 from Jakub Jelinek --- I guess the main problem is that SRA turns those ~ 100 statements into ~35 statements and e.g. tree DSE then hangs on that.

[Bug tree-optimization/93411] variable reference to constant array with same elements not folded

2020-01-27 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93411 Richard Biener changed: What|Removed |Added Keywords||missed-optimization --- Comment #2

[Bug target/71727] -O3 -mstrict-align produces code which assumes unaligned vector accesses work

2020-01-27 Thread rsandifo at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71727 rsandifo at gcc dot gnu.org changed: What|Removed |Added Status|NEW |ASSIGNED

[Bug tree-optimization/93439] [9/10 Regression] ICE in gimple_duplicate_bb, at tree-cfg.c:6277

2020-01-27 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93439 Jakub Jelinek changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug driver/91220] -Q --help=common displays options limited to subsets of languages

2020-01-27 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91220 Martin Liška changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug analyzer/93450] ICE in real_maxval, at real.c:2593

2020-01-27 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93450 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Last reconfirmed|

[Bug sanitizer/93433] sanitizer_linux.cc contains non-Linux-specific code

2020-01-27 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93433 --- Comment #6 from Martin Liška --- (In reply to Roland Illig from comment #4) > Reported as https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93433 > Hello. You probably posted a wrong link. I would expect one to LLVM bugzilla.

[Bug analyzer/93451] New: ICE: qsort checking failed (error: qsort comparator non-negative on sorted output: 0)

2020-01-27 Thread asolokha at gmx dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93451 Bug ID: 93451 Summary: ICE: qsort checking failed (error: qsort comparator non-negative on sorted output: 0) Product: gcc Version: 10.0 Status: UNCONFIRMED

[Bug ipa/93369] [10 regression] g++.dg/lto/pr64076 fails

2020-01-27 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93369 --- Comment #10 from Martin Liška --- (In reply to Jakub Jelinek from comment #9) > Even the git gcc-descr --full output can be shortened, use fewer sha digits I will then shorten it. > if you want, and the non---full output is something meant

[Bug tree-optimization/93397] [10 Regression] ICE in vect_create_epilog_for_reduction

2020-01-27 Thread cvs-commit at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93397 --- Comment #5 from CVS Commits --- The master branch has been updated by Richard Guenther : https://gcc.gnu.org/g:1442bc31da61a7f6c7d7c526e0449cfd9a917cd5 commit r10-6241-g1442bc31da61a7f6c7d7c526e0449cfd9a917cd5 Author: Richard Biener Date:

[Bug tree-optimization/93397] [10 Regression] ICE in vect_create_epilog_for_reduction

2020-01-27 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93397 Richard Biener changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug tree-optimization/93439] [9/10 Regression] ICE in gimple_duplicate_bb, at tree-cfg.c:6277

2020-01-27 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93439 Jakub Jelinek changed: What|Removed |Added Target Milestone|--- |8.4 --- Comment #2 from Jakub Jelinek

[Bug tree-optimization/93301] Wrong optimization: instability of uninitialized variables leads to nonsense

2020-01-27 Thread rguenther at suse dot de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93301 --- Comment #11 from rguenther at suse dot de --- On Sun, 26 Jan 2020, amonakov at gcc dot gnu.org wrote: > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93301 > > Alexander Monakov changed: > >What|Removed

[Bug analyzer/93438] ICE in operator[], at vec.h:867

2020-01-27 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93438 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Last reconfirmed|

[Bug tree-optimization/93434] [8/9/10 Regression] Miscompilation with -O3 starting from 8.1

2020-01-27 Thread rsandifo at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93434 rsandifo at gcc dot gnu.org changed: What|Removed |Added Status|NEW |ASSIGNED

[Bug rtl-optimization/92989] [10 Regression] The mips-mti-linux-gnu fails to build after r276327

2020-01-27 Thread cvs-commit at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92989 --- Comment #4 from CVS Commits --- The master branch has been updated by Richard Sandiford : https://gcc.gnu.org/g:e648e57efca6ce6d751ef8c2038608817b514fb4 commit r10-6247-ge648e57efca6ce6d751ef8c2038608817b514fb4 Author: Richard Sandiford

[Bug rtl-optimization/93170] [10 Regression] wrong code due to use of a call-clobbered register

2020-01-27 Thread cvs-commit at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93170 --- Comment #3 from CVS Commits --- The master branch has been updated by Richard Sandiford : https://gcc.gnu.org/g:150760dd6dd1899705790183d646fa5fc004554e commit r10-6246-g150760dd6dd1899705790183d646fa5fc004554e Author: Richard Sandiford

[Bug ipa/93369] [10 regression] g++.dg/lto/pr64076 fails

2020-01-27 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93369 --- Comment #9 from Jakub Jelinek --- Even the git gcc-descr --full output can be shortened, use fewer sha digits if you want, and the non---full output is something meant for the subjects, r10-1234 is unique, will be redirected to the right

[Bug tree-optimization/93301] Wrong optimization: instability of uninitialized variables leads to nonsense

2020-01-27 Thread rguenther at suse dot de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93301 --- Comment #10 from rguenther at suse dot de --- On Sun, 26 Jan 2020, ch3root at openwall dot com wrote: > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93301 > > --- Comment #5 from Alexander Cherepanov --- > (In reply to rguent...@suse.de

[Bug driver/91220] -Q --help=common displays options limited to subsets of languages

2020-01-27 Thread cvs-commit at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91220 --- Comment #2 from CVS Commits --- The master branch has been updated by Martin Liska : https://gcc.gnu.org/g:e97a3063fb1936d6c36eeea720134d5675f73091 commit r10-6244-ge97a3063fb1936d6c36eeea720134d5675f73091 Author: Martin Liska Date: Mon

[Bug c/93435] Hang with -O2 on innocuous looking code with GCC 8.3

2020-01-27 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93435 Martin Liška changed: What|Removed |Added Keywords||compile-time-hog

[Bug c/93435] Hang with -O2 on innocuous looking code with GCC 8.3

2020-01-27 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93435 Martin Liška changed: What|Removed |Added CC||marxin at gcc dot gnu.org --- Comment #1

[Bug other/93445] Misnamed git tags

2020-01-27 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93445 Jonathan Wakely changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug rtl-optimization/93402] [8/9 Regression] Wrong code when returning padded struct

2020-01-27 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93402 Richard Biener changed: What|Removed |Added Priority|P3 |P2

[Bug gcov-profile/93401] [9/10 regression] It is no longer possible to use -fprofile-generate= on setups with different instrumentation and feedback directories

2020-01-27 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93401 Richard Biener changed: What|Removed |Added Priority|P3 |P2

[Bug fortran/85781] ICE in gfc_build_array_ref, at fortran/trans.c:393

2020-01-27 Thread cvs-commit at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85781 --- Comment #3 from CVS Commits --- The master branch has been updated by Tobias Burnus : https://gcc.gnu.org/g:86075aa5dd0b1ed3f6c9c67d0d3058c6c5c19d65 commit r10-6240-g86075aa5dd0b1ed3f6c9c67d0d3058c6c5c19d65 Author: Tobias Burnus Date:

[Bug tree-optimization/92924] [10 regression] reproducible indirect call profile merging causes 80% slowdown in Firefox pref-reftest-singletons id-getter microbenchmarks

2020-01-27 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92924 --- Comment #18 from Martin Liška --- I've got more detailed stats for current GCC master with 4 TOPN counters (default) and 8 TOPN counters: $ gcov-dump-analysis.py gcc-4 4 == Stats for gcc-4 == stats for indirect_call: total: 9210 freq:

[Bug target/93274] target_clones produces symbols with random digits with -fPIC

2020-01-27 Thread cvs-commit at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93274 --- Comment #6 from CVS Commits --- The master branch has been updated by Martin Liska : https://gcc.gnu.org/g:c2bd2b4664be8b73f8fd58a64dec1e93871797cc commit r10-6242-gc2bd2b4664be8b73f8fd58a64dec1e93871797cc Author: Martin Liska Date: Mon

[Bug c++/93446] Improve -Wconversion warning message

2020-01-27 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93446 Jonathan Wakely changed: What|Removed |Added Keywords||diagnostic

[Bug tree-optimization/93407] Dead partial memset not optimized away (clang does that)

2020-01-27 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93407 Richard Biener changed: What|Removed |Added Keywords||missed-optimization

[Bug bootstrap/93409] [10 Regression] gcn libgomp plugin fails to build for x32

2020-01-27 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93409 Richard Biener changed: What|Removed |Added Target||gcn Target Milestone|---

[Bug libstdc++/93426] fix typo in span

2020-01-27 Thread cvs-commit at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93426 --- Comment #2 from CVS Commits --- The master branch has been updated by Jonathan Wakely : https://gcc.gnu.org/g:389cd88ce797e2a4345eab8db478a3b8eba798e8 commit r10-6248-g389cd88ce797e2a4345eab8db478a3b8eba798e8 Author: Jonathan Wakely Date:

[Bug tree-optimization/93439] [9/10 Regression] ICE in gimple_duplicate_bb, at tree-cfg.c:6277

2020-01-27 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93439 --- Comment #3 from Jakub Jelinek --- I'd say the bug is that we parallelize a loop (loop 7) which has two inner loops (loop 10 and loop 8) and then have some code to avoid trying to parallelize inner loops of the already parallelized loop, but

[Bug libstdc++/93426] fix typo in span

2020-01-27 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93426 Jonathan Wakely changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug tree-optimization/93444] [8/9/10 Regression] ssa-loop-im introduces unconditional use of uninitialized variable

2020-01-27 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93444 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug tree-optimization/93444] [8/9/10 Regression] ssa-loop-im introduces unconditional use of uninitialized variable

2020-01-27 Thread pinskia at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93444 --- Comment #3 from Andrew Pinski --- (In reply to Martin Liška from comment #2) > With -O3 -ftree-vectorize -ftree-loop-vectorize I see it started is > somewhere in between: > > r6-3810-g170f473b525d0af69dc4577186762a3519b952a4 > and >

[Bug libgomp/93219] unused return value in affinity-fmt.c

2020-01-27 Thread egallager at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93219 Eric Gallager changed: What|Removed |Added CC||egallager at gcc dot gnu.org ---

[Bug ipa/93369] [10 regression] g++.dg/lto/pr64076 fails

2020-01-27 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93369 --- Comment #11 from Jakub Jelinek --- (In reply to Martin Liška from comment #10) > > if you want, and the non---full output is something meant for the subjects, > > r10-1234 is unique, > > ... but not a git approach (the hash is missing and

[Bug analyzer/93450] ICE in real_maxval, at real.c:2593

2020-01-27 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93450 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org --- Comment #1

[Bug c++/93442] [8/9/10 Regression] lambda in if constexpr fails to compile since r8-5529

2020-01-27 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93442 Jakub Jelinek changed: What|Removed |Added Priority|P3 |P2

[Bug c++/93442] [8/9/10 Regression] lambda in if constexpr fails to compile since r8-5529

2020-01-27 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93442 Jakub Jelinek changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug tree-optimization/93301] Wrong optimization: instability of uninitialized variables leads to nonsense

2020-01-27 Thread rguenther at suse dot de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93301 --- Comment #9 from rguenther at suse dot de --- On Sun, 26 Jan 2020, ch3root at openwall dot com wrote: > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93301 > > --- Comment #4 from Alexander Cherepanov --- > (In reply to Richard Biener from

[Bug target/93274] target_clones produces symbols with random digits with -fPIC

2020-01-27 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93274 Martin Liška changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug tree-optimization/92822] [10 Regression] vfma_laneq_f32 and vmul_laneq_f32 are broken on aarch64 after r278938

2020-01-27 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92822 --- Comment #6 from Richard Biener --- (In reply to rsand...@gcc.gnu.org from comment #5) > I think this is mostly a target problem. We weren't providing > patterns to extract a 64-bit vector from a 128-bit vector, > despite that being very

[Bug analyzer/93451] ICE: qsort checking failed (error: qsort comparator non-negative on sorted output: 0)

2020-01-27 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93451 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Last reconfirmed|

[Bug rtl-optimization/87763] [9/10 Regression] aarch64 target testcases fail after r265398

2020-01-27 Thread rsandifo at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87763 rsandifo at gcc dot gnu.org changed: What|Removed |Added Status|NEW |ASSIGNED

[Bug target/86487] [8 Regression] insn does not satisfy its constraints on arm big-endian

2020-01-27 Thread avieira at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86487 --- Comment #15 from avieira at gcc dot gnu.org --- Jeff seems to have backported this to gcc-8 already, so I guess we can close this?

[Bug tree-optimization/93404] [10 regression] -O2 and -O2 -flto SPEC2006 and 2017 code size regression

2020-01-27 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93404 Richard Biener changed: What|Removed |Added Keywords||missed-optimization

[Bug bootstrap/93416] [10 Regression] ICE in in tree_cmp, at analyzer/region-model.cc:1851 on s390x-linux-gnu

2020-01-27 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93416 Richard Biener changed: What|Removed |Added Target Milestone|--- |10.0

[Bug c/93432] variable is used uninitialized, but gcc shows no warning

2020-01-27 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93432 --- Comment #2 from Richard Biener --- The one involving constants and PHIs. The (late) uninit warning is too late to catch this since we optimized the uninit use away. We probably diagnose it if you initialize z from a function parameter

[Bug fortran/93427] [10 Regression] Rejects valid with pointer result from recursive function since r10-5722-g4d124378848e82e5

2020-01-27 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93427 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug tree-optimization/93428] [10 Regression] ICE in vect_transform_slp_perm_load since r10-4800-g10a73df76280e128

2020-01-27 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93428 Richard Biener changed: What|Removed |Added Priority|P3 |P1

[Bug tree-optimization/93407] Dead partial memset not optimized away (clang does that)

2020-01-27 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93407 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |WAITING Last reconfirmed|

[Bug bootstrap/93416] [10 Regression] ICE in in tree_cmp, at analyzer/region-model.cc:1851 on s390x-linux-gnu

2020-01-27 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93416 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Last reconfirmed|

[Bug tree-optimization/93435] [8/9/10 Regression] Hang with -O2 on innocuous looking code with GCC 8.3

2020-01-27 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93435 Richard Biener changed: What|Removed |Added CC||jamborm at gcc dot gnu.org

[Bug bootstrap/93409] [10 Regression] gcn libgomp plugin fails to build for x32

2020-01-27 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93409 Martin Liška changed: What|Removed |Added Keywords||patch Status|UNCONFIRMED

[Bug tree-optimization/93439] [9/10 Regression] ICE in gimple_duplicate_bb, at tree-cfg.c:6277

2020-01-27 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93439 Richard Biener changed: What|Removed |Added Status|NEW |ASSIGNED Assignee|unassigned

[Bug libstdc++/93325] libstdc++ wrongly uses direct clock_gettime syscall on non-glibc, breaks time64

2020-01-27 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93325 --- Comment #2 from Jonathan Wakely --- (In reply to Jonathan Wakely from comment #1) > In general we can't use link tests in configure, for reasons related to > cross-compilers that I don't understand. As far as I can tell, that's only

[Bug target/92692] [9 Regression] Saving off the callee saved register between ldxr/stxr (caused by shrink wrapping improvements)

2020-01-27 Thread cvs-commit at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92692 --- Comment #18 from CVS Commits --- The releases/gcc-9 branch has been updated by Wilco Dijkstra : https://gcc.gnu.org/g:a708cb25d9284e9234b6457f8260bfc79f09043e commit r9-8180-ga708cb25d9284e9234b6457f8260bfc79f09043e Author: Wilco Dijkstra

[Bug tree-optimization/93444] [8/9/10 Regression] ssa-loop-im introduces unconditional use of uninitialized variable

2020-01-27 Thread rguenther at suse dot de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93444 --- Comment #6 from rguenther at suse dot de --- On Mon, 27 Jan 2020, amonakov at gcc dot gnu.org wrote: > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93444 > > --- Comment #5 from Alexander Monakov --- > The problem is lifting a conditional

[Bug sanitizer/89215] UBSAN leaks memory

2020-01-27 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89215 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug c++/91023] Unification Fails for parameter pack

2020-01-27 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91023 Martin Liška changed: What|Removed |Added Keywords||rejects-valid

[Bug c/91046] missing warning about empty translation unit

2020-01-27 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91046 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug c/91038] ICE with VLA type and statement expression (gimplify_var_or_parm_decl)

2020-01-27 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91038 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug c/93432] variable is used uninitialized, but gcc shows no warning

2020-01-27 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93432 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug ipa/93429] Missed IPA-CP on by-ref argument directly passed through from caller

2020-01-27 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93429 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug c++/93431] FAIL: g++.dg/cpp2a/lambda-uneval9.C -std=c++2a (test for excess errors)

2020-01-27 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93431 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug fortran/93424] ICE on valid with pointer result from submodule function

2020-01-27 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93424 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug fortran/93423] [8/9/10 Regression] ICE on invalid with argument list for module procedure

2020-01-27 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93423 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug sanitizer/93436] [9 Regression] ICE during GIMPLE pass: sanopt with -fsanitize=address -fdump-tree-sanopt

2020-01-27 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93436 Richard Biener changed: What|Removed |Added Priority|P3 |P2 Known to work|

[Bug tree-optimization/93404] [10 regression] -O2 and -O2 -flto SPEC2006 and 2017 code size regression

2020-01-27 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93404 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug libstdc++/93426] fix typo in span

2020-01-27 Thread merukun1125 at docomo dot ne.jp
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93426 --- Comment #4 from merukun1125 at docomo dot ne.jp --- Thanks!

[Bug preprocessor/93452] [10 Regression] __has_include changes broke compilation of -fdirectives-only preprocessed sources

2020-01-27 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93452 Richard Biener changed: What|Removed |Added Priority|P3 |P1 Component|c

[Bug libstdc++/93325] libstdc++ wrongly uses direct clock_gettime syscall on non-glibc, breaks time64

2020-01-27 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93325 --- Comment #1 from Jonathan Wakely --- In general we can't use link tests in configure, for reasons related to cross-compilers that I don't understand. But I think link tests should always work for linux* targets, and to be extra cautious we

[Bug c++/91013] member function can have same name as constructor if declared using a typedef

2020-01-27 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91013 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug preprocessor/91037] #pragma GCC diagnostic ignored "-Wunused-macros" ignored for doubly-defined macro with g++

2020-01-27 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91037 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug tree-optimization/93428] [10 Regression] ICE in vect_transform_slp_perm_load since r10-4800-g10a73df76280e128

2020-01-27 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93428 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Last reconfirmed|

[Bug c++/93420] Deducing "T C::* const&" from a non-const pointer-to-member-function fails

2020-01-27 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93420 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug tree-optimization/93440] scalar unrolled loop makes vectorized code unreachable

2020-01-27 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93440 Richard Biener changed: What|Removed |Added Keywords||missed-optimization

[Bug c/93452] New: [10 Regression] __has_include changes broke compilation of -fdirectives-only preprocessed sources

2020-01-27 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93452 Bug ID: 93452 Summary: [10 Regression] __has_include changes broke compilation of -fdirectives-only preprocessed sources Product: gcc Version: 10.0 Status: UNCONFIRMED

[Bug target/91117] _mm_movpi64_epi64/_mm_movepi64_pi64 generating store+load instead of using MOVQ2DQ/MOVDQ2Q

2020-01-27 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91117 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug sanitizer/91118] ubsan does not work with openmp default (none) directive

2020-01-27 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91118 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug rtl-optimization/93272] LRA: EH reg allocated to hold local variable

2020-01-27 Thread krebbel at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93272 Andreas Krebbel changed: What|Removed |Added Attachment #47656|0 |1 is obsolete|

[Bug target/93418] [9/10 Regression] GCC incorrectly constant propagates _mm_sllv/srlv/srav

2020-01-27 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93418 Richard Biener changed: What|Removed |Added Priority|P3 |P2 Target Milestone|10.0

[Bug fortran/93422] Bogus POINTER attribute mismatch with submodule MODULE PROCEDURE

2020-01-27 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93422 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug tree-optimization/93444] [8/9/10 Regression] ssa-loop-im introduces unconditional use of uninitialized variable

2020-01-27 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93444 Richard Biener changed: What|Removed |Added CC||rguenth at gcc dot gnu.org Target

[Bug c/93432] variable is used uninitialized, but gcc shows no warning

2020-01-27 Thread sven.koehler at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93432 --- Comment #3 from Sven --- I'm not sure how you optimize the uninit use away. When running the example, the first printf typically yields a random value. So the uninitialized value is certainly used as a return value.

[Bug preprocessor/93452] [10 Regression] __has_include changes broke compilation of -fdirectives-only preprocessed sources

2020-01-27 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93452 --- Comment #1 from Jakub Jelinek --- Started with r10-6092-gad1a3914ae8d67c94b0d2428e3f9672e7db491a1

[Bug other/91085] fixincludes breaks

2020-01-27 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91085 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |WAITING Last reconfirmed|

[Bug libstdc++/91018] std::??clusive_scan vectorization

2020-01-27 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91018 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug fortran/91015] Which is correct working on polymorphic assignment...

2020-01-27 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91015 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |WAITING Last reconfirmed|

[Bug target/93418] [9/10 Regression] GCC incorrectly constant propagates _mm_sllv/srlv/srav

2020-01-27 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93418 --- Comment #6 from Jakub Jelinek --- I'll have a look.

[Bug c++/93425] [9/10 Regression] Template parameter deduction failure when template parameters have template template parameter since r9-3807-g5d9a0e3b99e31a21

2020-01-27 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93425 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Last reconfirmed|

[Bug tree-optimization/93327] Performance degradation of povray benchmark from gcc 8.3.1 to gcc 9.2.1

2020-01-27 Thread ming.chen1986 at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93327 --- Comment #2 from Chen Ming --- Sorry for my late response. I'll confirm and update the compiler options here.

[Bug tree-optimization/93444] [8/9/10 Regression] ssa-loop-im introduces unconditional use of uninitialized variable

2020-01-27 Thread amonakov at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93444 --- Comment #5 from Alexander Monakov --- The problem is lifting a conditional access. We don't have an example where lifting an invariant from an always-executed block in a loop to its preheader poses a problem. LLVM adopted an approach where

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