[Bug c++/95094] New: alignof(reference_to_type) doesn't return alignof(referenced_type) as it ought to, by the standard

2020-05-12 Thread sinbal2l at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95094 Bug ID: 95094 Summary: alignof(reference_to_type) doesn't return alignof(referenced_type) as it ought to, by the standard Product: gcc Version: 11.0

[Bug debug/95096] New: Feature request: add -fsplit-dwarf

2020-05-12 Thread i at maskray dot me
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95096 Bug ID: 95096 Summary: Feature request: add -fsplit-dwarf Product: gcc Version: unknown Status: UNCONFIRMED Severity: normal Priority: P3 Component: debug

[Bug preprocessor/95013] [11 Regression] FAIL: obj-c++.dg/property/property-neg-6.mm syntax-error-10.mm

2020-05-12 Thread cvs-commit at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95013 --- Comment #7 from CVS Commits --- The master branch has been updated by Nathan Sidwell : https://gcc.gnu.org/g:2a0225e47868fbfceaecaa5e2de96c1c5a2251ea commit r11-338-g2a0225e47868fbfceaecaa5e2de96c1c5a2251ea Author: Nathan Sidwell Date:

[Bug target/95095] New: Feature request: support -fno-unique-section-names

2020-05-12 Thread i at maskray dot me
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95095 Bug ID: 95095 Summary: Feature request: support -fno-unique-section-names Product: gcc Version: unknown Status: UNCONFIRMED Severity: normal Priority: P3

[Bug other/12411] Missed -Wsequence-point on functions (example reduced from historical GCC source)

2020-05-12 Thread rafael at espindo dot la
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=12411 Rafael Avila de Espindola changed: What|Removed |Added CC||rafael at espindo dot la

[Bug c++/95094] alignof(reference_to_type) doesn't return alignof(referenced_type) as it should by the standard

2020-05-12 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95094 --- Comment #2 from Jonathan Wakely --- But this doesn't seem like a very useful behaviour for the extension.

[Bug c++/95094] alignof(reference_to_type) doesn't return alignof(referenced_type) as it should by the standard

2020-05-12 Thread sinbal2l at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95094 --- Comment #3 from Inbal Levi --- Actually, you are right, I'm currently working on a paper to change it, should have waited for afterward. The reason to change it is to align (...) with C behavior.

[Bug target/95078] Missing fwprop for SIB address

2020-05-12 Thread crazylht at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95078 --- Comment #2 from Hongtao.liu --- (In reply to Richard Biener from comment #1) > TER should go away, not be extended. So you are suggesting that we replace > > leaq44(%rdi,%rdx,4), %rdx --- redundant could be fwprop >

[Bug tree-optimization/95097] New: Missed optimization with bitfield value ranges

2020-05-12 Thread bugdal at aerifal dot cx
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95097 Bug ID: 95097 Summary: Missed optimization with bitfield value ranges Product: gcc Version: unknown Status: UNCONFIRMED Severity: normal Priority: P3 Component:

[Bug target/94118] Undocumented inline assembly [target] operand modifiers

2020-05-12 Thread cvs-commit at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94118 --- Comment #5 from CVS Commits --- The master branch has been updated by hongtao Liu : https://gcc.gnu.org/g:0fec3f62b9bfc03e5088a09036791c2ac84fe0c8 commit r11-344-g0fec3f62b9bfc03e5088a09036791c2ac84fe0c8 Author: liuhongt Date: Fri May 8

[Bug libstdc++/93983] std::filesystem::path is not concept-friendly

2020-05-12 Thread gcc-bugs at marehr dot dialup.fu-berlin.de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93983 gcc-bugs at marehr dot dialup.fu-berlin.de changed: What|Removed |Added CC||gcc-bugs at

[Bug target/95018] [10/11 Regression] Excessive unrolling for Fortran library array handling

2020-05-12 Thread guojiufu at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95018 --- Comment #25 from Jiu Fu Guo --- (In reply to Richard Biener from comment #23) > (In reply to Richard Biener from comment #20) > > (In reply to Jiu Fu Guo from comment #18) > > > Currently, I'm thinking to enhance GCC 'cunroll' as: > > > if

[Bug target/95018] [10/11 Regression] Excessive unrolling for Fortran library array handling

2020-05-12 Thread guojiufu at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95018 --- Comment #26 from Jiu Fu Guo --- (In reply to Richard Biener from comment #20) > (In reply to Jiu Fu Guo from comment #18) > > Currently, I'm thinking to enhance GCC 'cunroll' as: > > if the loop has multi-exits or upbound is not a fixed

[Bug preprocessor/95013] [11 Regression] FAIL: obj-c++.dg/property/property-neg-6.mm syntax-error-10.mm

2020-05-12 Thread nathan at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95013 Nathan Sidwell changed: What|Removed |Added Resolution|--- |FIXED Status|ASSIGNED

[Bug c++/95094] alignof(reference_to_type) doesn't return alignof(referenced_type) as it should by the standard

2020-05-12 Thread pinskia at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95094 Andrew Pinski changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug c++/95093] Implement DR 1966, Colon following enumeration elaborated-type-specifier

2020-05-12 Thread ensadc at mailnesia dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95093 ensadc at mailnesia dot com changed: What|Removed |Added CC||ensadc at mailnesia dot com

[Bug target/94118] Undocumented inline assembly [target] operand modifiers

2020-05-12 Thread hjl.tools at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94118 H.J. Lu changed: What|Removed |Added Target Milestone|--- |11.0 Status|NEW

[Bug libstdc++/93983] std::filesystem::path is not concept-friendly

2020-05-12 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93983 Jonathan Wakely changed: What|Removed |Added Keywords||rejects-valid

[Bug debug/95096] Feature request: add -fsplit-dwarf

2020-05-12 Thread i at maskray dot me
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95096 --- Comment #1 from Fangrui Song --- Created https://sourceware.org/pipermail/gcc-patches/2020-May/545638.html

[Bug target/95023] Offloading AMD GCN wiki cannot be followed

2020-05-12 Thread xw111luoye at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95023 --- Comment #2 from Ye Luo --- I got the following error when building the new lib. Tried gcc 8 and 10 with master and newlib-3.3.0. No difference /home/yeluo/opt/build-amdgcn-gcc/./gcc/xgcc -B/home/yeluo/opt/build-amdgcn-gcc/./gcc/ -nostdinc

[Bug debug/95077] New: Wrong backtrace infromation at O1

2020-05-12 Thread massarelli at diag dot uniroma1.it
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95077 Bug ID: 95077 Summary: Wrong backtrace infromation at O1 Product: gcc Version: 11.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: debug

[Bug c++/95063] [11 Regression] ICE in tsubst_decl, at cp/pt.c:14633

2020-05-12 Thread cvs-commit at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95063 --- Comment #5 from CVS Commits --- The master branch has been updated by Jakub Jelinek : https://gcc.gnu.org/g:99b0c9ec47d563d1f780cb678c04d37c9835440f commit r11-314-g99b0c9ec47d563d1f780cb678c04d37c9835440f Author: Jakub Jelinek Date:

[Bug target/94980] [8/9/10/11 Regression] ICE: verify_gimple failed: position plus size exceeds size of referenced object in 'bit_field_ref' with -mavx512vl

2020-05-12 Thread rsandifo at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94980 rsandifo at gcc dot gnu.org changed: What|Removed |Added Status|ASSIGNED|RESOLVED

[Bug tree-optimization/95045] [11 Regression] wrong code at -O3 on x86_64-linux-gnu

2020-05-12 Thread cvs-commit at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95045 --- Comment #3 from CVS Commits --- The master branch has been updated by Richard Biener : https://gcc.gnu.org/g:bb63ca63e744c08bc5a9ffa53df62ea35f098b0b commit r11-308-gbb63ca63e744c08bc5a9ffa53df62ea35f098b0b Author: Richard Biener Date:

[Bug fortran/95067] [9/10/11 Regression] ICE in tree_fits_shwi_p, at tree.c:7262

2020-05-12 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95067 Martin Liška changed: What|Removed |Added Last reconfirmed||2020-05-12 Summary|[10/11

[Bug d/95075] New: gcc/d/dmd/dscope.c: 2 * strange assignments ?

2020-05-12 Thread dcb314 at hotmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95075 Bug ID: 95075 Summary: gcc/d/dmd/dscope.c: 2 * strange assignments ? Product: gcc Version: unknown Status: UNCONFIRMED Severity: normal Priority: P3 Component:

[Bug target/95076] New: Failure to optimize out stack alignment on function call of different type

2020-05-12 Thread gabravier at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95076 Bug ID: 95076 Summary: Failure to optimize out stack alignment on function call of different type Product: gcc Version: 11.0 Status: UNCONFIRMED Severity:

[Bug rtl-optimization/12345] [3.4 Regression] internal compiler error: verify_flow_info failed

2020-05-12 Thread cvs-commit at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=12345 --- Comment #10 from CVS Commits --- The master branch has been updated by Martin Liska : https://gcc.gnu.org/git/gitweb.cgi?p=gcc.git;h=a62236b9d579315a0482cdd6deb409f76381c233 commit r10-5848-ga62236b9d579315a0482cdd6deb409f76381c233 Author:

[Bug ipa/93223] [9/10 Regression] ICE in devirtualization_time_bonus at gcc/ipa-cp.c:3161 since r261744

2020-05-12 Thread cvs-commit at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93223 --- Comment #6 from CVS Commits --- The master branch has been updated by Martin Liska : https://gcc.gnu.org/git/gitweb.cgi?p=gcc.git;h=8a37df5e5cb2de8302f9412173103593ec53961e commit r10-5852-g8a37df5e5cb2de8302f9412173103593ec53961e Author:

[Bug fortran/95068] [10/11 Regression] ICE in gfc_get_class_from_expr, at fortran/trans-expr.c:484

2020-05-12 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95068 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |NEW Known to work|

[Bug ipa/93223] [9/10 Regression] ICE in devirtualization_time_bonus at gcc/ipa-cp.c:3161 since r261744

2020-05-12 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93223 Martin Liška changed: What|Removed |Added CC||marxin at gcc dot gnu.org --- Comment #7

[Bug libstdc++/93244] std::filesystem::path::generic_string doesn't convert the first slash on Windows

2020-05-12 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93244 --- Comment #14 from Martin Liška --- (In reply to CVS Commits from comment #13) > The master branch has been updated by Martin Liska : > > https://gcc.gnu.org/git/gitweb.cgi?p=gcc.git; > h=af213b4c4ca30e55de64f8b1e0bf442df08f3e6d > > commit

[Bug sanitizer/95033] [11 Regression] ICE in set_parm_rtl, at cfgexpand.c:1310 since r11-165-geb72dc663e9070b2

2020-05-12 Thread cvs-commit at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95033 --- Comment #2 from CVS Commits --- The master branch has been updated by Martin Liska : https://gcc.gnu.org/g:6b41920bd5c68998a53de749b4fe5c0b8875db6c commit r11-315-g6b41920bd5c68998a53de749b4fe5c0b8875db6c Author: Martin Liska Date: Tue

[Bug tree-optimization/95051] error: invalid RHS for gimple memory store:

2020-05-12 Thread cvs-commit at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95051 --- Comment #5 from CVS Commits --- The master branch has been updated by Martin Liska : https://gcc.gnu.org/g:6b41920bd5c68998a53de749b4fe5c0b8875db6c commit r11-315-g6b41920bd5c68998a53de749b4fe5c0b8875db6c Author: Martin Liska Date: Tue

[Bug c++/95073] Add "did you mean" when fn declaration could be found via ADL

2020-05-12 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95073 --- Comment #1 from Jonathan Wakely --- This part is still useful, to show the one that *was* found, but couldn't be called: q.C:9:15: note: declared here 9 | extern void f(); | ^ If that is replaced then it's not

[Bug target/95018] [10/11 Regression] Excessive unrolling for Fortran library array handling

2020-05-12 Thread guojiufu at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95018 --- Comment #18 from Jiu Fu Guo --- Currently, I'm thinking to enhance GCC 'cunroll' as: if the loop has multi-exits or upbound is not a fixed number, we may not do 'complete unroll' for the loop, except -funroll-all-loops is specified.

[Bug tree-optimization/95045] [11 Regression] wrong code at -O3 on x86_64-linux-gnu

2020-05-12 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95045 Richard Biener changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug tree-optimization/57359] store motion causes wrong code for union access at -O3

2020-05-12 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=57359 Bug 57359 depends on bug 95045, which changed state. Bug 95045 Summary: [11 Regression] wrong code at -O3 on x86_64-linux-gnu https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95045 What|Removed |Added

[Bug libstdc++/93244] std::filesystem::path::generic_string doesn't convert the first slash on Windows

2020-05-12 Thread cvs-commit at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93244 --- Comment #13 from CVS Commits --- The master branch has been updated by Martin Liska : https://gcc.gnu.org/git/gitweb.cgi?p=gcc.git;h=af213b4c4ca30e55de64f8b1e0bf442df08f3e6d commit r10-5851-gaf213b4c4ca30e55de64f8b1e0bf442df08f3e6d Author:

[Bug sanitizer/95033] [11 Regression] ICE in set_parm_rtl, at cfgexpand.c:1310 since r11-165-geb72dc663e9070b2

2020-05-12 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95033 Martin Liška changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug tree-optimization/95051] error: invalid RHS for gimple memory store:

2020-05-12 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95051 Bug 95051 depends on bug 95033, which changed state. Bug 95033 Summary: [11 Regression] ICE in set_parm_rtl, at cfgexpand.c:1310 since r11-165-geb72dc663e9070b2 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95033 What|Removed

[Bug tree-optimization/95051] error: invalid RHS for gimple memory store:

2020-05-12 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95051 Martin Liška changed: What|Removed |Added Resolution|--- |FIXED Status|ASSIGNED

[Bug libstdc++/84766] __verbose_terminate_handler mistakes parallel unhandled exceptions for recursive std::terminate() calls

2020-05-12 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84766 --- Comment #1 from Jonathan Wakely --- I don't think we want to use another TLS entry just for this handler, so I'm leaning towards the nice suggestion to say "reentrant" instead.

[Bug target/95018] [10/11 Regression] Excessive unrolling for Fortran library array handling

2020-05-12 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95018 --- Comment #19 from Richard Biener --- Is libgfortran built with -O2 -funroll-loops or with -O3 (IIRC -O3?). Note we see Estimating sizes for loop 3 BB: 14, after_exit: 0 size: 1 _20 = count[n_95]; size: 1 _21 = _20 + 1; size: 1

[Bug target/94980] [8/9/10/11 Regression] ICE: verify_gimple failed: position plus size exceeds size of referenced object in 'bit_field_ref' with -mavx512vl

2020-05-12 Thread cvs-commit at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94980 --- Comment #3 from CVS Commits --- The master branch has been updated by Richard Sandiford : https://gcc.gnu.org/g:d17a896da1e898928d337596d029f0ece0039d55 commit r11-311-gd17a896da1e898928d337596d029f0ece0039d55 Author: Richard Sandiford

[Bug target/94980] [8/9/10/11 Regression] ICE: verify_gimple failed: position plus size exceeds size of referenced object in 'bit_field_ref' with -mavx512vl

2020-05-12 Thread cvs-commit at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94980 --- Comment #4 from CVS Commits --- The master branch has been updated by Richard Sandiford : https://gcc.gnu.org/g:14605b6bd8c37fffd8065c5c3fe6b1b9d7b2a294 commit r11-312-g14605b6bd8c37fffd8065c5c3fe6b1b9d7b2a294 Author: Richard Sandiford

[Bug target/94980] [8/9/10/11 Regression] ICE: verify_gimple failed: position plus size exceeds size of referenced object in 'bit_field_ref' with -mavx512vl

2020-05-12 Thread cvs-commit at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94980 --- Comment #5 from CVS Commits --- The master branch has been updated by Richard Sandiford : https://gcc.gnu.org/g:4c0283b9ad75b128b79c507d78d678123fe9f471 commit r11-313-g4c0283b9ad75b128b79c507d78d678123fe9f471 Author: Richard Sandiford

[Bug c++/95073] Add "did you mean" when fn declaration could be found via ADL

2020-05-12 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95073 Jonathan Wakely changed: What|Removed |Added Status|UNCONFIRMED |NEW Ever confirmed|0

[Bug fortran/95067] [9/10/11 Regression] ICE in tree_fits_shwi_p, at tree.c:7262

2020-05-12 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95067 Richard Biener changed: What|Removed |Added Target Milestone|--- |9.4 --- Comment #2 from Richard Biener

[Bug tree-optimization/94969] [8/9/10/11 Regression] Invalid loop distribution since r8-2390-gdfbddbeb1ca912c9

2020-05-12 Thread cvs-commit at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94969 --- Comment #9 from CVS Commits --- The master branch has been updated by Bin Cheng : https://gcc.gnu.org/g:f6e1a4cd83190746b6544917f7526fa480ca5f18 commit r11-345-gf6e1a4cd83190746b6544917f7526fa480ca5f18 Author: Bin Cheng Date: Wed May 13

[Bug target/95018] [10/11 Regression] Excessive unrolling for Fortran library array handling

2020-05-12 Thread guojiufu at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95018 --- Comment #27 from Jiu Fu Guo --- (In reply to Jiu Fu Guo from comment #26) > (In reply to Richard Biener from comment #20) > > (In reply to Jiu Fu Guo from comment #18) > > > Currently, I'm thinking to enhance GCC 'cunroll' as: > > > if the

[Bug tree-optimization/95097] Missed optimization with bitfield value ranges

2020-05-12 Thread egallager at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95097 Eric Gallager changed: What|Removed |Added Last reconfirmed||2020-05-13 Ever confirmed|0

[Bug tree-optimization/95019] Optimizer produces suboptimal code related to -ftree-ivopts

2020-05-12 Thread amker at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95019 --- Comment #1 from bin cheng --- Please provide the exact configuration/compilation command lines in bug report next time, which could save others' time to reproduce. Considering I didn't touch mips for years. As for this specific issue, note

[Bug middle-end/95052] Excess padding of partially initialized strings/char arrays

2020-05-12 Thread krzysztof.a.nowicki+gcc at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95052 --- Comment #7 from Krzysztof Nowicki --- Thanks for the very quick response. I've applied the patch on top of GCC 9.1 and it indeed fixes the problem we've seen on MIPS64.

[Bug fortran/95053] [11 regression] ICE in f951: gfc_divide()

2020-05-12 Thread tkoenig at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95053 Thomas Koenig changed: What|Removed |Added Status|REOPENED|WAITING --- Comment #16 from Thomas

[Bug target/95032] [11 Regression] ICE in extract_insn, at recog.c:2294 since r11-187-g98329e3f5b85acc50d

2020-05-12 Thread segher at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95032 --- Comment #2 from Segher Boessenkool --- (It currently enables p10 insns, but it leaves p9 insns disabled (and any older insns your compiler doesn't default to as well)).

[Bug middle-end/94988] [11 Regression] FAIL: gcc.target/i386/pr64110.c scan-assembler vmovd[\\t ]

2020-05-12 Thread cvs-commit at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94988 --- Comment #6 from CVS Commits --- The master branch has been updated by Richard Biener : https://gcc.gnu.org/g:119a7db1e05c9741803b3ff93266b00fd535732a commit r11-320-g119a7db1e05c9741803b3ff93266b00fd535732a Author: Richard Biener Date:

[Bug tree-optimization/57359] store motion causes wrong code for union access at -O3

2020-05-12 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=57359 Bug 57359 depends on bug 94988, which changed state. Bug 94988 Summary: [11 Regression] FAIL: gcc.target/i386/pr64110.c scan-assembler vmovd[\\t ] https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94988 What|Removed

[Bug middle-end/94988] [11 Regression] FAIL: gcc.target/i386/pr64110.c scan-assembler vmovd[\\t ]

2020-05-12 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94988 Richard Biener changed: What|Removed |Added Status|REOPENED|RESOLVED Resolution|---

[Bug tree-optimization/95058] [11 regression] vector test case failures starting with r11-205

2020-05-12 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95058 Richard Biener changed: What|Removed |Added Assignee|unassigned at gcc dot gnu.org |rguenth at gcc dot gnu.org

[Bug middle-end/95021] [10/11 Regression] Bogus -Wclobbered warning

2020-05-12 Thread hjl.tools at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95021 --- Comment #4 from H.J. Lu --- The problem is since df_lr_bb_local_compute has /* If the def is to only part of the reg, it does not kill the other defs that reach here. */ if (!(DF_REF_FLAGS (def) & (DF_REF_PARTIAL

[Bug target/95076] Failure to tail-call on function call of different return type

2020-05-12 Thread hjl.tools at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95076 --- Comment #3 from H.J. Lu --- This ia32 psABI return value discussion also applies here: https://groups.google.com/forum/#!searchin/ia32-abi/return$20value%7Csort:date/ia32-abi/9H4BBrIdkmk/sjWw06ZPnS4J

[Bug middle-end/95021] [10/11 Regression] Bogus -Wclobbered warning

2020-05-12 Thread rguenther at suse dot de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95021 --- Comment #6 from rguenther at suse dot de --- On Tue, 12 May 2020, hjl.tools at gmail dot com wrote: > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95021 > > --- Comment #4 from H.J. Lu --- > The problem is since df_lr_bb_local_compute has

[Bug c++/95086] brace initialization in captures doesn't work with function calls

2020-05-12 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95086 Jonathan Wakely changed: What|Removed |Added Resolution|--- |DUPLICATE

[Bug c++/95069] Capture by reference cannot use list-initalization

2020-05-12 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95069 Jonathan Wakely changed: What|Removed |Added CC||nico at josuttis dot de --- Comment

[Bug c++/94924] Default equality operator for C-array compares addresses, not data

2020-05-12 Thread rhalbersma at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94924 --- Comment #2 from rhalbersma --- OK, Alisdair Meredith points out on Twitter that in [class.compare.default]/6 there is a special sentence on array class data members In that list, any subobject of array type is recursively expanded to the

[Bug target/95082] New: LE implementations of vec_cnttz_lsbb and vec_cntlz_lsbb are wrong

2020-05-12 Thread wschmidt at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95082 Bug ID: 95082 Summary: LE implementations of vec_cnttz_lsbb and vec_cntlz_lsbb are wrong Product: gcc Version: 11.0 Status: UNCONFIRMED Severity: normal

[Bug c++/95085] New: diagnostic on designated-initializer from braced-init-list could be better

2020-05-12 Thread barry.revzin at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95085 Bug ID: 95085 Summary: diagnostic on designated-initializer from braced-init-list could be better Product: gcc Version: 10.0 Status: UNCONFIRMED Severity:

[Bug c++/95086] New: brace initialization in captures doesn't work with function calls

2020-05-12 Thread nico at josuttis dot de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95086 Bug ID: 95086 Summary: brace initialization in captures doesn't work with function calls Product: gcc Version: 11.0 Status: UNCONFIRMED Severity: normal

[Bug target/95076] Failure to tail-call on function call of different return type

2020-05-12 Thread hjl.tools at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95076 H.J. Lu changed: What|Removed |Added Last reconfirmed||2020-05-12 Target Milestone|---

[Bug target/95076] Failure to tail-call on function call of different return type

2020-05-12 Thread hjl.tools at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95076 --- Comment #2 from H.J. Lu --- (In reply to Richard Biener from comment #1) > GCC doesn't tail-call because the return types are not compatible. With a > call > it cannot optimize the stack adjustment because of the ABI. > > Note I'm not sure

[Bug target/95083] New: x86 fp_movcc expansion depends on real_cst sharing

2020-05-12 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95083 Bug ID: 95083 Summary: x86 fp_movcc expansion depends on real_cst sharing Product: gcc Version: 10.0 Status: UNCONFIRMED Severity: normal Priority: P3

[Bug target/95083] x86 fp_movcc expansion depends on real_cst sharing

2020-05-12 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95083 Richard Biener changed: What|Removed |Added Version|10.0|11.0 Keywords|

[Bug tree-optimization/95084] New: code sinking prevents if-conversion

2020-05-12 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95084 Bug ID: 95084 Summary: code sinking prevents if-conversion Product: gcc Version: 11.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component:

[Bug c++/95069] Capture by reference cannot use list-initalization

2020-05-12 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95069 Jonathan Wakely changed: What|Removed |Added Last reconfirmed||2020-05-12

[Bug target/95018] [10/11 Regression] Excessive unrolling for Fortran library array handling

2020-05-12 Thread tkoenig at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95018 --- Comment #21 from Thomas Koenig --- (In reply to Richard Biener from comment #19) > Is libgfortran built with -O2 -funroll-loops or with -O3 (IIRC -O3?). Just plain -O2 (for size reasons), with matmul as an exception where we add

[Bug bootstrap/95005] zstd.h not found if installed in non-system prefix

2020-05-12 Thread gcc at ikkoku dot de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95005 Michael Kuhn changed: What|Removed |Added Attachment #48482|0 |1 is obsolete|

[Bug libstdc++/95079] New: unorderd_map::insert_or_assign and try_emplace should only hash and mod once unless there is a rehash.

2020-05-12 Thread redbeard0531 at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95079 Bug ID: 95079 Summary: unorderd_map::insert_or_assign and try_emplace should only hash and mod once unless there is a rehash. Product: gcc Version: 10.1.0 Status:

[Bug analyzer/94689] arrays of functions are not meaningful

2020-05-12 Thread pmatos at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94689 --- Comment #4 from pmatos at gcc dot gnu.org --- Unfortunately a fix for this didn't make it into 10.1. We can still not analyze racket source code due to this issue.

[Bug ada/95035] [11 regression] gnat.dg/sso/p10.adb FAILs

2020-05-12 Thread cvs-commit at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95035 --- Comment #3 from CVS Commits --- The master branch has been updated by Eric Botcazou : https://gcc.gnu.org/g:90aea3e8d4f6119a9b666275b274bc4c251a7c91 commit r11-317-g90aea3e8d4f6119a9b666275b274bc4c251a7c91 Author: Eric Botcazou Date:

[Bug debug/95080] New: [10/11 Regression] -fcompare-debug failure (length) with -Og -fcse-follow-jumps -fnon-call-exceptions

2020-05-12 Thread zsojka at seznam dot cz
d=/usr/bin/x86_64-pc-linux-gnu-ld --with-as=/usr/bin/x86_64-pc-linux-gnu-as --disable-libstdcxx-pch --prefix=/repo/gcc-trunk//binary-trunk-r11-314-20200512100527-g99b0c9ec47d-checking-yes-rtl-df-extra-amd64 Thread model: posix Supported LTO compression algorithms: zlib zstd gcc version 11.0.0 20200512 (experimental) (GCC)

[Bug debug/95077] Wrong backtrace infromation at O1

2020-05-12 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95077 Richard Biener changed: What|Removed |Added Known to fail||9.3.1 Ever confirmed|0

[Bug target/95032] [11 Regression] ICE in extract_insn, at recog.c:2294 since r11-187-g98329e3f5b85acc50d

2020-05-12 Thread segher at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95032 --- Comment #1 from Segher Boessenkool --- Ah. I couldn't reproduce this, but I used -mcpu=future. Please don't use -mfuture, it does not work, it cannot work.

[Bug target/95076] Failure to tail-call on function call of different return type

2020-05-12 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95076 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org --- Comment #4

[Bug target/95082] LE implementations of vec_cnttz_lsbb and vec_cntlz_lsbb are wrong

2020-05-12 Thread wschmidt at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95082 Bill Schmidt changed: What|Removed |Added Keywords||wrong-code

[Bug middle-end/95021] [10/11 Regression] Bogus -Wclobbered warning

2020-05-12 Thread hjl.tools at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95021 --- Comment #5 from H.J. Lu --- STV generates: 8d b6 00 00 00 00 lea0x0(%esi),%esi a1 00 00 00 00 mov0x0,%eax R_386_32target_p 83 ec 08sub$0x8,%esp f3 0f 7e 00

[Bug libstdc++/94906] memory corruption in std::pmr::monotonic_buffer_resource

2020-05-12 Thread cvs-commit at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94906 --- Comment #4 from CVS Commits --- The releases/gcc-10 branch has been updated by Jonathan Wakely : https://gcc.gnu.org/g:dc103060c18656affaecfdd57faa4e0237dadcd3 commit r10-8136-gdc103060c18656affaecfdd57faa4e0237dadcd3 Author: Jonathan

[Bug libstdc++/94933] std::fill_n delegates to __builtin_memset which is not constexpr

2020-05-12 Thread cvs-commit at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94933 --- Comment #5 from CVS Commits --- The releases/gcc-10 branch has been updated by Jonathan Wakely : https://gcc.gnu.org/g:8836c35d5d6fefa514cb78cb6800670869fb1df2 commit r10-8135-g8836c35d5d6fefa514cb78cb6800670869fb1df2 Author: Jonathan

[Bug target/95018] [10/11 Regression] Excessive unrolling for Fortran library array handling

2020-05-12 Thread tkoenig at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95018 --- Comment #22 from Thomas Koenig --- Here are the details of how I tested this. I generated the in_pack_r4.i and in_unpack_r4.i by adding -save-temps to the Makefile options in ~/trunk-bin/powerpc64le-unknown-linux-gnu/libgfortran , then

[Bug target/95018] [10/11 Regression] Excessive unrolling for Fortran library array handling

2020-05-12 Thread rguenther at suse dot de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95018 --- Comment #24 from rguenther at suse dot de --- On Tue, 12 May 2020, tkoenig at gcc dot gnu.org wrote: > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95018 > > --- Comment #21 from Thomas Koenig --- > (In reply to Richard Biener from

[Bug ada/95035] [11 regression] gnat.dg/sso/p10.adb FAILs

2020-05-12 Thread ebotcazou at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95035 Eric Botcazou changed: What|Removed |Added Resolution|--- |FIXED Status|ASSIGNED

[Bug target/95078] Missing fwprop for SIB address

2020-05-12 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95078 --- Comment #1 from Richard Biener --- TER should go away, not be extended. So you are suggesting that we replace leaq44(%rdi,%rdx,4), %rdx --- redundant could be fwprop movl(%rdx), %eax movl$3, (%rsi)

[Bug c++/95081] Copyright infringement by ROS2

2020-05-12 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95081 Jonathan Wakely changed: What|Removed |Added Last reconfirmed||2020-05-12

[Bug target/95018] [10/11 Regression] Excessive unrolling for Fortran library array handling

2020-05-12 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95018 --- Comment #23 from Richard Biener --- (In reply to Richard Biener from comment #20) > (In reply to Jiu Fu Guo from comment #18) > > Currently, I'm thinking to enhance GCC 'cunroll' as: > > if the loop has multi-exits or upbound is not a fixed

[Bug fortran/94672] [10/11 Regression] gfortran/OpenMP chokes on PRESENT(array) despite of SHARED(array): Error: ‘array’ not specified in enclosing ‘parallel’

2020-05-12 Thread cvs-commit at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94672 --- Comment #9 from CVS Commits --- The releases/gcc-10 branch has been updated by Tobias Burnus : https://gcc.gnu.org/g:8aeffc4c9f47dd09ccc6a82d9fae35931414eb4d commit r10-8137-g8aeffc4c9f47dd09ccc6a82d9fae35931414eb4d Author: Tobias Burnus

[Bug fortran/94672] [10/11 Regression] gfortran/OpenMP chokes on PRESENT(array) despite of SHARED(array): Error: ‘array’ not specified in enclosing ‘parallel’

2020-05-12 Thread burnus at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94672 Tobias Burnus changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug c/84685] Designated initializers warning

2020-05-12 Thread chrubis at suse dot cz
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84685 Cyril Hrubis changed: What|Removed |Added CC||chrubis at suse dot cz --- Comment #4

[Bug c++/95081] New: Copyright infringement by ROS2

2020-05-12 Thread pacoarjonilla at yahoo dot es
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95081 Bug ID: 95081 Summary: Copyright infringement by ROS2 Product: gcc Version: 10.1.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++

[Bug c++/94924] Default equality operator for C-array compares addresses, not data

2020-05-12 Thread rhalbersma at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94924 --- Comment #1 from rhalbersma --- I just became aware of [depr.array.comp] in N4861 "Equality and relational comparisons (7.6.10, 7.6.9) between two operands of array type are deprecated." This is very surprising to say the least and

[Bug c++/95074] Function found via ADL when it should not

2020-05-12 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95074 Jonathan Wakely changed: What|Removed |Added Last reconfirmed||2020-05-12 Ever confirmed|0

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