https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87978
Bug ID: 87978
Summary: Local Register Variables Have No Effect When There is
A Call Statement Between
Product: gcc
Version: 8.1.0
Status: UNCONFIRMED
Severity:
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87976
--- Comment #4 from Marc Glisse ---
(In reply to Andrew Pinski from comment #1)
> apinski@xeond:~/src/toolchain-o7$ gcc t6.c -mavx -O2 -S -o - -march=native
> .file "t6.c"
> .text
> .p2align 4,,15
> .globl g
>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85925
--- Comment #9 from Eric Botcazou ---
> I'm running this on all archs, to see what (if anything) degrades.
I have both wins and losses, unlike the reversion of the nonzero_bits1 change
where I have only losses, but I nevertheless think it's
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85727
--- Comment #1 from Arseny Solokha ---
I cannot reproduce it on the trunk anymore (as of r266019).
ool)
/var/tmp/portage/sys-devel/gcc-9.0.0_alpha2018/work/gcc-9-20181111/gcc/tree-ssa.c:1188
0xc04e8d execute_function_todo
/var/tmp/portage/sys-devel/gcc-9.0.0_alpha2018/work/gcc-9-20181111/gcc/passes.c:1932
0xc05c8e execute_todo
/var/tmp/portage/sys-devel/gcc-9.0.0_alpha20181
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69502
sandra at gcc dot gnu.org changed:
What|Removed |Added
Status|NEW |RESOLVED
CC|
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69502
--- Comment #3 from sandra at gcc dot gnu.org ---
Author: sandra
Date: Mon Nov 12 06:23:16 2018
New Revision: 266025
URL: https://gcc.gnu.org/viewcvs?rev=266025=gcc=rev
Log:
2018-11-11 Sandra Loosemore
PR c/69502
gcc/
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61588
sandra at gcc dot gnu.org changed:
What|Removed |Added
Status|NEW |RESOLVED
CC|
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82110
Eric Gallager changed:
What|Removed |Added
CC||paolo.carlini at oracle dot com
---
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=31357
Eric Gallager changed:
What|Removed |Added
Keywords||easyhack
CC|
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81512
Eric Gallager changed:
What|Removed |Added
CC||aldyh at gcc dot gnu.org
--- Comment #3
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87976
--- Comment #3 from Thiago Macieira ---
Workaround:
__m128i value64 = _mm_set_epi64x(0, value); // _mm_cvtsi64_si128(value);
asm ("" : "+x" (value64));
__m256i value256 = _mm256_broadcastq_epi64(value64);
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79738
sandra at gcc dot gnu.org changed:
What|Removed |Added
CC||msebor at gcc dot gnu.org,
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87976
Andrew Pinski changed:
What|Removed |Added
Resolution|INVALID |DUPLICATE
--- Comment #2 from Andrew
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80820
Andrew Pinski changed:
What|Removed |Added
CC||thiago at kde dot org
--- Comment #6
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87976
Andrew Pinski changed:
What|Removed |Added
Status|UNCONFIRMED |RESOLVED
Resolution|---
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87976
Bug ID: 87976
Summary: [i386] Sub-optimal code generation for
_mm256_set1_epi64()
Product: gcc
Version: 9.0
Status: UNCONFIRMED
Severity: normal
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81436
--- Comment #4 from Eric Gallager ---
(In reply to Martin Sebor from comment #3)
> Eric, thanks for putting so much effort into helping triage and make
> progress on these bugs! FWIW, I think the diagnostic maintainers are mainly
> focused on
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86965
--- Comment #3 from Michael_S ---
(In reply to sandra from comment #1)
> I'm not sure what command-line options you were using, but with -O2 the bad2
> case now generates the expected code.
>
With 8.2.0 the problem exists both with -O2 and
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=59537
Maik Riechert changed:
What|Removed |Added
CC||maik.riechert at arcor dot de
---
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=43105
sandra at gcc dot gnu.org changed:
What|Removed |Added
Status|NEW |RESOLVED
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=43105
--- Comment #6 from sandra at gcc dot gnu.org ---
Author: sandra
Date: Sun Nov 11 22:46:00 2018
New Revision: 266020
URL: https://gcc.gnu.org/viewcvs?rev=266020=gcc=rev
Log:
2018-11-11 Sandra Loosemore
PR c++/43105
gcc/
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=54005
Hans-Peter Nilsson changed:
What|Removed |Added
Status|ASSIGNED|RESOLVED
Resolution|---
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87975
Bug ID: 87975
Summary: Bad diagnostic context arrow emission when line
contains a trigraph (-trigraphs)
Product: gcc
Version: 8.2.1
Status: UNCONFIRMED
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85925
--- Comment #8 from Segher Boessenkool ---
I'm running this on all archs, to see what (if anything) degrades.
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=38768
sandra at gcc dot gnu.org changed:
What|Removed |Added
Status|NEW |RESOLVED
CC|
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78444
Uroš Bizjak changed:
What|Removed |Added
CC||ubizjak at gmail dot com
--- Comment #1
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=18439
Thomas Koenig changed:
What|Removed |Added
Last reconfirmed|2011-05-22 17:43:30 |2018-11-11
CC|
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=26366
sandra at gcc dot gnu.org changed:
What|Removed |Added
Status|NEW |RESOLVED
CC|
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=26366
--- Comment #6 from sandra at gcc dot gnu.org ---
Author: sandra
Date: Sun Nov 11 18:39:10 2018
New Revision: 266017
URL: https://gcc.gnu.org/viewcvs?rev=266017=gcc=rev
Log:
2018-11-11 Sandra Loosemore
PR c/26366
gcc/
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=58372
Uroš Bizjak changed:
What|Removed |Added
Status|ASSIGNED|RESOLVED
Resolution|---
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87928
--- Comment #6 from uros at gcc dot gnu.org ---
Author: uros
Date: Sun Nov 11 17:49:33 2018
New Revision: 266016
URL: https://gcc.gnu.org/viewcvs?rev=266016=gcc=rev
Log:
PR target/87928
* config/i386/i386.h (STACK_BOUNDARY): Use
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=58372
--- Comment #43 from uros at gcc dot gnu.org ---
Author: uros
Date: Sun Nov 11 17:44:43 2018
New Revision: 266015
URL: https://gcc.gnu.org/viewcvs?rev=266015=gcc=rev
Log:
Backport from mainline
2018-11-04 Uros Bizjak
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=58372
--- Comment #42 from uros at gcc dot gnu.org ---
Author: uros
Date: Sun Nov 11 17:36:23 2018
New Revision: 266014
URL: https://gcc.gnu.org/viewcvs?rev=266014=gcc=rev
Log:
Backport from mainline
2018-11-04 Uros Bizjak
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81436
--- Comment #3 from Martin Sebor ---
Eric, thanks for putting so much effort into helping triage and make progress
on these bugs! FWIW, I think the diagnostic maintainers are mainly focused on
the design and implementation of diagnostic
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87974
Bug ID: 87974
Summary: ice in vect_get_vec_def_for_stmt_copy
Product: gcc
Version: 8.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: c++
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87973
Bug ID: 87973
Summary: ICE with pragma Discard_Names and GCC optimisation for
x64
Product: gcc
Version: 8.2.0
Status: UNCONFIRMED
Severity: normal
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87968
--- Comment #2 from Thomas Koenig ---
Simplified test case (only one array is needed):
program main
integer, parameter :: dp = selected_real_kind(15)
real(kind=dp) :: v1(3)
real(kind=dp), allocatable :: vv(:)
v1 = [1._dp, 2._dp, 3._dp]
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85925
--- Comment #7 from Eric Botcazou ---
For the testcase, the tentative fix adds only one instruction:
--- pr85925_0.s 2018-11-11 16:14:32.883280168 +0100
+++ pr85925.s 2018-11-11 16:16:34.734727859 +0100
@@ -38,6 +38,7 @@
ldreq lr,
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87972
Bug ID: 87972
Summary: remove -f*-prefix-map= options from Ada Library
Information files
Product: gcc
Version: 8.2.0
Status: UNCONFIRMED
Severity: normal
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85925
Eric Botcazou changed:
What|Removed |Added
Attachment #44982|0 |1
is obsolete|
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85925
--- Comment #5 from Eric Botcazou ---
Created attachment 44982
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=44982=edit
Tentative fix
I'm going to evaluate it on ARM and SPARC wrt pessimization.
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87824
--- Comment #6 from Iain Buclaw ---
(In reply to Johannes Pfau from comment #5)
> Iain, is there a specific reason why we don't have i686 on the GDC/buildkite
> CI? We could simply run a QEMU/KVM VM on a x86_64 host for this.
>
> And when
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87824
Johannes Pfau changed:
What|Removed |Added
CC||johannespfau at gmail dot com
---
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