https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90947
Martin Sebor changed:
What|Removed |Added
Summary|[9/10 Regression] Simple|[9 Regression] Simple
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90947
--- Comment #5 from Martin Sebor ---
Author: msebor
Date: Thu Aug 1 23:45:36 2019
New Revision: 273989
URL: https://gcc.gnu.org/viewcvs?rev=273989=gcc=rev
Log:
PR c++/90947 - Simple lookup table of array of strings is miscompiled
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90993
--- Comment #2 from joseph at codesourcery dot com ---
Note that this is only valid with -fno-trapping-math (since integer
division is not permitted to raise the "inexact" exception flag). (With
AVX-512 there are instruction variants that
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91314
Harald van Dijk changed:
What|Removed |Added
CC||harald at gigawatt dot nl
--- Comment
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91324
Bug ID: 91324
Summary: tree check: expected type_decl, have ggc_freed in
debug_flush_symbol_queue, at dbxout.c:1481
Product: gcc
Version: 10.0
Status: UNCONFIRMED
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=54192
--- Comment #4 from joseph at codesourcery dot com ---
On Mon, 24 Jun 2019, rguenth at gcc dot gnu.org wrote:
> so I guess it differs from -frounding-math also in a way that it doesn't
> guard FENV access of the exception state (I'd say that is
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81142
--- Comment #12 from tomas_paukrt at conel dot cz ---
Hi Herald,
have you tried to cross-compile the library with -mtls-dialect=gnu2 ? We are
using this option as a workaround for this bug because no one seems to be
interested in fixing it. I
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91314
--- Comment #1 from Keith Thompson ---
Irrelevant correction: The post was in comp.lang.c, not comp.lang.c++.
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=42546
--- Comment #5 from kargl at gcc dot gnu.org ---
(In reply to kargl from comment #4)
> I have a patch except for the doc fixes, which I'll nick from Tobias' 10
> year old patch.
It seems over the years that we've fixed the documentation,
but not
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81142
--- Comment #11 from Harald Welte ---
more than two years later, we can reproduce and observe this bug in a variety
of ARM32 platforms, including raspbian 9 (with any gcc version shipped there,
up to 6.3.x) and rapsbian 10 (up to gcc 6.5, but
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91286
Marek Polacek changed:
What|Removed |Added
Status|UNCONFIRMED |NEW
Last reconfirmed|2019-07-29
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91203
--- Comment #3 from Diane Meirowitz ---
OK, I filed the following feature request.
1121 Ability to capture LSan messages as ASan has
https://github.com/google/sanitizers/issues/1121
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91323
Uroš Bizjak changed:
What|Removed |Added
CC||jakub at gcc dot gnu.org,
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91317
Martin Sebor changed:
What|Removed |Added
CC||msebor at gcc dot gnu.org
--- Comment #3
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90590
Matthew Beliveau changed:
What|Removed |Added
Status|ASSIGNED|RESOLVED
Resolution|---
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85693
--- Comment #6 from uros at gcc dot gnu.org ---
Author: uros
Date: Thu Aug 1 18:07:19 2019
New Revision: 273981
URL: https://gcc.gnu.org/viewcvs?rev=273981=gcc=rev
Log:
PR target/85693
* config/i386/mmx.md (usadv8qi): New
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90590
--- Comment #8 from Matthew Beliveau ---
Author: mbelivea
Date: Thu Aug 1 18:04:23 2019
New Revision: 273980
URL: https://gcc.gnu.org/viewcvs?rev=273980=gcc=rev
Log:
PR c++/90590
* c-warn.c (c_do_switch_warnings): Suppress warning for
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91323
--- Comment #1 from Uroš Bizjak ---
For x86, we have:
/* Figure out whether to use unordered fp comparisons. */
static bool
ix86_unordered_fp_compare (enum rtx_code code)
{
if (!TARGET_IEEE_FP)
return false;
switch (code)
{
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91306
--- Comment #3 from Jozef Lawrynowicz ---
(In reply to Andrew Pinski from comment #2)
> If that is true, then maybe alignof should be used instead of sizeof.
> Can you try alignof (__alignof__)?
Thanks, __alignof__ works for me. Below change
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91201
--- Comment #21 from Uroš Bizjak ---
(In reply to Jakub Jelinek from comment #20)
> (In reply to Joel Yliluoma from comment #19)
> > If the function return type is changed to "unsigned short", the AVX code
> > with "vpextrb" will do a spurious
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91109
--- Comment #7 from Bernd Edlinger ---
I can reproduce this defect with gcc-9 (!)
$ ../gcc-9-branch/configure --prefix=/home/ed/gnu/arm-linux-gnueabihf-linux64-1
--target=arm-linux-gnueabihf --enable-languages=c,c++ --with-arch=armv7-a
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88962
Segher Boessenkool changed:
What|Removed |Added
Status|UNCONFIRMED |RESOLVED
Resolution|---
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90805
Marek Polacek changed:
What|Removed |Added
Status|ASSIGNED|RESOLVED
Resolution|---
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90805
--- Comment #3 from Marek Polacek ---
Author: mpolacek
Date: Thu Aug 1 16:27:04 2019
New Revision: 273976
URL: https://gcc.gnu.org/viewcvs?rev=273976=gcc=rev
Log:
PR c++/90805 - detect narrowing in case values.
* decl.c
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91323
Bug ID: 91323
Summary: LTGT rtx produces UCOMISS instead of COMISS
Product: gcc
Version: 9.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: target
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89549
Dávid Bolvanský changed:
What|Removed |Added
CC||david.bolvansky at gmail dot
com
---
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91322
Richard Biener changed:
What|Removed |Added
CC||hubicka at gcc dot gnu.org
Target
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91322
Bug ID: 91322
Summary: [10 regression] alias-4 test failure
Product: gcc
Version: 10.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component:
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91321
Richard Biener changed:
What|Removed |Added
CC||fche at redhat dot com
--- Comment #1
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91321
Bug ID: 91321
Summary: commit mails with PR d/1234 do not get to bugzilla
Product: gcc
Version: 10.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91287
--- Comment #25 from rguenther at suse dot de ---
On Wed, 31 Jul 2019, hjl.tools at gmail dot com wrote:
> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91287
>
> --- Comment #19 from H.J. Lu ---
> (In reply to Richard Biener from comment #17)
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91313
--- Comment #6 from seurer at gcc dot gnu.org ---
Yes, that fixed things on the previously failing machine.
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91319
Marek Polacek changed:
What|Removed |Added
Status|UNCONFIRMED |NEW
Last reconfirmed|
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91320
Bug ID: 91320
Summary: [9.1] x86-64 code generation / register allocation
regressed.
Product: gcc
Version: unknown
Status: UNCONFIRMED
Severity: normal
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91319
Bug ID: 91319
Summary: Designated initializer doesn't support
direct-initialization
Product: gcc
Version: 9.1.0
Status: UNCONFIRMED
Severity: normal
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91306
--- Comment #2 from Andrew Pinski ---
Also the patch is still needed. Try with one than one entry and you will see
the issue. The patch is not to workaround a GCC bug but rather enforce a
smaller alignment than what GCC decides to use.
>but
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90346
--- Comment #5 from mikulas at artax dot karlin.mff.cuni.cz ---
On non-SSE2 CPUs, it should generate "lock; addl $0,(%esp)" That provides
barrier equivalent to "mfence"
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91306
Andrew Pinski changed:
What|Removed |Added
Target||MSP430
CC|
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91109
--- Comment #6 from Bernd Edlinger ---
with this patch the relevant part if the reload dump file looks different:
(insn 3414 6591 6682 129 (set (mem/c:SI (reg/f:SI 5 r5 [5715]) [1
s.5566D.5531+0 S4 A32])
(reg:SI 6 r6 [orig:828 _821 ]
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88419
Bug 88419 depends on bug 89906, which changed state.
Bug 89906 Summary: [8 Regression] template template parameter redeclared
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89906
What|Removed |Added
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89906
Marek Polacek changed:
What|Removed |Added
Status|ASSIGNED|RESOLVED
Resolution|---
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89906
--- Comment #7 from Marek Polacek ---
Author: mpolacek
Date: Thu Aug 1 14:37:08 2019
New Revision: 273974
URL: https://gcc.gnu.org/viewcvs?rev=273974=gcc=rev
Log:
PR c++/89906 - ICE with template placeholder for TTP.
PR
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86098
--- Comment #4 from Marek Polacek ---
Author: mpolacek
Date: Thu Aug 1 14:37:08 2019
New Revision: 273974
URL: https://gcc.gnu.org/viewcvs?rev=273974=gcc=rev
Log:
PR c++/89906 - ICE with template placeholder for TTP.
PR
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91313
--- Comment #5 from Martin Liška ---
@seurer: Can you please test the following patch candidate:
https://gcc.gnu.org/ml/gcc-patches/2019-08/msg00040.html
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91318
--- Comment #1 from Piotr Henryk Dabrowski ---
Created attachment 46656
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=46656=edit
0001-do-not-warn-unused-macros-pragma-gcc-optimize.patch
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91318
Bug ID: 91318
Summary: warnings about unused internal macros with
-Wunused-macros and #pragma GCC optimize
Product: gcc
Version: 10.0
Status: UNCONFIRMED
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91287
--- Comment #24 from Richard Biener ---
Btw, this is controlled by symtab_node::output_to_lto_symbol_table_p which has
/* FIXME: Builtins corresponding to real functions probably should have
symbol table entries. */
if (TREE_CODE
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91201
--- Comment #20 from Jakub Jelinek ---
(In reply to Joel Yliluoma from comment #19)
> If the function return type is changed to "unsigned short", the AVX code
> with "vpextrb" will do a spurious "movzx eax, al" at the end — but if the
> return
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91287
Bill Schmidt changed:
What|Removed |Added
Known to fail||7.4.0
--- Comment #23 from Bill Schmidt
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91201
--- Comment #19 from Joel Yliluoma ---
If the function return type is changed to "unsigned short", the AVX code with
"vpextrb" will do a spurious "movzx eax, al" at the end — but if the return
type is "unsigned int", it will not. The code with
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91144
Wilco changed:
What|Removed |Added
Status|UNCONFIRMED |NEW
Last reconfirmed|
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91201
--- Comment #18 from Joel Yliluoma ---
Great, thanks. I can test this in a few days, but I would like to make sure
that the proper thing still happens if the vector is of bytes but the return
value of the function is a larger-than-byte integer
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91201
--- Comment #17 from Jakub Jelinek ---
Created attachment 46655
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=46655=edit
gcc10-pr91201-extr.patch
pextrb is indeed not available (added in sse4.1) in -msse2 only, but we indeed
can use movd
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87100
--- Comment #3 from Helge Deller ---
On 31.07.19 18:16, danglin at gcc dot gnu.org wrote:
> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87100
>
> John David Anglin changed:
>
> What|Removed |Added
>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91313
Richard Biener changed:
What|Removed |Added
Target Milestone|--- |10.0
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91169
Eric Botcazou changed:
What|Removed |Added
Component|ada |tree-optimization
--- Comment #9 from
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91311
Martin Liška changed:
What|Removed |Added
Status|UNCONFIRMED |ASSIGNED
Last reconfirmed|
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91313
Martin Liška changed:
What|Removed |Added
Keywords||patch
--- Comment #4 from Martin Liška
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91201
--- Comment #16 from Joel Yliluoma ---
In reference to my previous comment, this is the code I tested with and the
compiler flags were -Ofast -mno-avx.
unsigned char bytes[128];
unsigned char sum (void)
{
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91201
--- Comment #15 from Joel Yliluoma ---
Seems to work neatly now.
Any reason why on vector size 128, non-AVX, it does the low byte move through
the red zone? Are pextrb or movd instructions not available? Or does ABI
specify that the upper bits
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91192
Jakub Jelinek changed:
What|Removed |Added
Status|ASSIGNED|RESOLVED
Resolution|---
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91216
Jakub Jelinek changed:
What|Removed |Added
Status|ASSIGNED|RESOLVED
Resolution|---
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91301
--- Comment #2 from Jakub Jelinek ---
Author: jakub
Date: Thu Aug 1 06:31:20 2019
New Revision: 273966
URL: https://gcc.gnu.org/viewcvs?rev=273966=gcc=rev
Log:
Backported from mainline
2019-07-31 Jakub Jelinek
PR
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91192
--- Comment #4 from Jakub Jelinek ---
Author: jakub
Date: Thu Aug 1 06:31:54 2019
New Revision: 273967
URL: https://gcc.gnu.org/viewcvs?rev=273967=gcc=rev
Log:
Backported from mainline
2019-07-31 Jakub Jelinek
PR
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91216
--- Comment #2 from Jakub Jelinek ---
Author: jakub
Date: Thu Aug 1 06:30:26 2019
New Revision: 273965
URL: https://gcc.gnu.org/viewcvs?rev=273965=gcc=rev
Log:
Backported from mainline
2019-07-30 Jakub Jelinek
PR
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91150
--- Comment #4 from Jakub Jelinek ---
Author: jakub
Date: Thu Aug 1 06:29:22 2019
New Revision: 273964
URL: https://gcc.gnu.org/viewcvs?rev=273964=gcc=rev
Log:
Backported from mainline
2019-07-30 Jakub Jelinek
PR
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91157
--- Comment #8 from Jakub Jelinek ---
Author: jakub
Date: Thu Aug 1 06:28:19 2019
New Revision: 273963
URL: https://gcc.gnu.org/viewcvs?rev=273963=gcc=rev
Log:
Backported from mainline
2019-07-17 Jakub Jelinek
PR
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91317
Martin Dorey changed:
What|Removed |Added
Status|UNCONFIRMED |RESOLVED
Resolution|---
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