https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80561
Bug ID: 80561
Summary: Missed optimization: std::array data is aligned if
array is aligned
Product: gcc
Version: 6.3.0
Status: UNCONFIRMED
Severity: normal
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80556
Eric Botcazou changed:
What|Removed |Added
Target||x86_64-apple-darwin16
Status
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79697
--- Comment #8 from prathamesh3492 at gcc dot gnu.org ---
Author: prathamesh3492
Date: Sat Apr 29 10:05:13 2017
New Revision: 247407
URL: https://gcc.gnu.org/viewcvs?rev=247407&root=gcc&view=rev
Log:
2017-04-29 Prathamesh Kulkarni
PR
Priority: P3
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: g...@arne-mertz.de
Target Milestone: ---
Build: GCC v8.0.0 (built from source 20170429)
The following code:
struct T {
constexpr auto foo() { return false; }
};
template
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80563
Bug ID: 80563
Summary: [cleanup] handle allocatable DT intent(out) arguments
in init_intent_out_dt instead of
gfc_conv_procedure_call
Product: gcc
Version: 8.0
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80564
Bug ID: 80564
Summary: bind on SFINAE unfriendly generic lambda
Product: gcc
Version: 8.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: libstdc++
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80556
--- Comment #3 from Dominique d'Humieres ---
> Other native platforms seem fine, so please post a backtrace.
The best I can do without further directives:
[Book15] ada/rts% lldb /opt/gcc/build_a/gcc/gnat1
(lldb) run -O2 g-exptty.adb
Process 958
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80487
--- Comment #3 from Marc Glisse ---
Author: glisse
Date: Sat Apr 29 14:39:25 2017
New Revision: 247408
URL: https://gcc.gnu.org/viewcvs?rev=247408&root=gcc&view=rev
Log:
Add st[pr]ncpy to stmt_kills_ref_p
2017-04-29 Marc Glisse
PR t
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80487
Marc Glisse changed:
What|Removed |Added
Status|NEW |RESOLVED
Resolution|---
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80491
--- Comment #9 from Jakub Jelinek ---
Author: jakub
Date: Sat Apr 29 16:17:13 2017
New Revision: 247409
URL: https://gcc.gnu.org/viewcvs?rev=247409&root=gcc&view=rev
Log:
PR rtl-optimization/80491
* alias.c (memory_modified_in_in
COLLECT_LTO_WRAPPER=/usr/local/gcc-trunk/libexec/gcc/x86_64-pc-linux-gnu/8.0.0/lto-wrapper
Target: x86_64-pc-linux-gnu
Configured with: ../gcc-source-trunk/configure --enable-languages=c,c++,lto
--prefix=/usr/local/gcc-trunk --disable-bootstrap
Thread model: posix
gcc version 8.0.0 20170429 (experimental
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80491
--- Comment #10 from Jakub Jelinek ---
Author: jakub
Date: Sat Apr 29 16:18:11 2017
New Revision: 247410
URL: https://gcc.gnu.org/viewcvs?rev=247410&root=gcc&view=rev
Log:
PR rtl-optimization/80491
* ifcvt.c (noce_process_if_bloc
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80566
Bug ID: 80566
Summary: no use of avx vmovups on ymm registry in set and copy
Product: gcc
Version: 8.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Componen
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80556
Eric Botcazou changed:
What|Removed |Added
Status|WAITING |NEW
CC|
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80567
Bug ID: 80567
Summary: bogus fixit hint for undeclared memset: else
Product: gcc
Version: 7.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: c++
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80560
Martin Sebor changed:
What|Removed |Added
Keywords||patch
--- Comment #2 from Martin Sebor -
u %ymm0, (%rdi)
g++ (GCC-Explorer-Build) 8.0.0 20170429 (experimental) -O3 -mavx2
vmovdqu (%rdi), %xmm1
vinserti128 $0x1, 16(%rdi), %ymm1, %ymm1
vpshufb %ymm0, %ymm1, %ymm0
vmovups %xmm0, (%rdi)
vextracti128$0x1, %ymm0, 16(%rdi)
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79964
--- Comment #2 from PeteVine ---
I can confirm the first part of the issue gets fixed with this patch:
https://gcc.gnu.org/ml/gcc-patches/2017-04/msg01415.html
but there's a regression in gcc8 concerning the second part. (or rather the
workarou
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80569
Bug ID: 80569
Summary: i686: "shrx" instruction generated in 16-bit mode
Product: gcc
Version: 6.3.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component:
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80569
--- Comment #1 from Davin McCall ---
(Prevents building Qemu).
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80565
Martin Liška changed:
What|Removed |Added
Status|UNCONFIRMED |NEW
Known to work|
i++) {
double tmp = ip[i];
dp[i] = tmp;
}
}
https://godbolt.org/g/329C3P
gcc.godbolt.org's "gcc7" snapshot: g++ (GCC-Explorer-Build) 8.0.0 20170429
(experimental)
gcc -O3 -march=sandybridge
cvti32f64_loop:
xorl%eax, %eax
.L2:
vmovdqa (%rsi,
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