On Tue, Dec 22, 2020 at 09:56:03AM -0500, Jason Merrill via Gcc-patches wrote:
> > Not exactly sure why we just don't call build_zero_cst (type); for the >
> > scalar types
>
> I don't know either. Want to test that?
The following passed bootstrap/regtested on x86_64-linux and i686-linux too.
A
Hi Segher,
on 2020/12/22 下午9:55, Segher Boessenkool wrote:
> Hi!
>
> Just a dumb formatting comment:
>
> On Tue, Dec 22, 2020 at 04:05:39PM +0800, Kewen.Lin wrote:
>> This patch is to make move_unallocated_pseudos consistent
>> to what we have in function find_moveable_pseudos, where we
>> recor
Hi,
I have 2 patches to enable CET in libffi on users/hjl/cet/master branch at:
https://gitlab.com/x86-gcc/gcc/-/commits/users/hjl/cet/master
They use FFI_EXEC_TRAMPOLINE_TABLE to avoid changing libffi ABI.
I tested it on Tiger Lake with
CC="cc" CXX="g++"
RUNTESTFLAGS="--target_board='unix{-fcf
Ping^3 for stage 3.
And this followed patch:
[PATCH 4/4] rs6000: Update testcases' instruction count.
Thanks:)
On 2020/12/3 22:16, Xionghu Luo via Gcc-patches wrote:
Ping. Thanks.
On 2020/11/27 09:04, Xionghu Luo via Gcc-patches wrote:
Hi Segher,
Thanks for the approval of [PATCH 1/4] and
Back when I introduced debug markers, I seem to have been under the
impression that location line 0 would only ever occur for unknown and
builtin locations.
Though line 0 never comes up in normal processing of source files, and
debug info formats often cannot represent them, I suppose there's no
Re-sending my question and re-attaching the patch.
Richard, can you please clarify your feedback?
Thanks,
Eugene
-Original Message-
From: Gcc-patches On Behalf Of Eugene
Rozenfeld via Gcc-patches
Sent: Tuesday, December 15, 2020 2:06 PM
To: Richard Biener
Cc: gcc-patches@gcc.gnu.org
On Mon, 21 Dec 2020, Nathan Sidwell wrote:
> Yes, this is good. I already managed to commit some of this with
> the 98412 patch.
I wasn't sure, but seeing that you had not applied this, I figured
this was approval and pushed the remaining portion this afternoon,
per the below.
Gerald
PS: I am
This patch to the Go frontend initializes a couple of saw_send_stmt
local variables that were incorrectly left uninitialized. These are
variables in the compiler source, not in the generated code. The C++
compiler wasn't warning because we take their address. This fixes
https://golang.org/issue/
This patch to the Go frontend and libgo eliminates the scase.kind
field, saving some space on the stack when running a select statement.
Instead of using a kind, the compiler now sorts all the send cases
before the receive cases, and gives the default case a special index
of -1. This is in prepara
On Oct 28, 2020, Richard Biener wrote:
>> BTW, any reason why we are not (yet?) using something like:
>>
>> #define FOR_EACH_IMM_USE_STMT(STMT, ITER, SSAVAR) \
>> for (auto_end_imm_use_stmt_traverse auto_end \
>> STMT) = first_imm_use_stmt (&(ITER), (SSAVAR))),
The only TLS model supported in VxWorks kernel mode is local-exec.
Regstrapped on x86_64-linux-gnu, and tested with -x-arm-wrs-vxworks7r2.
Ok to install?
from Jerome Lambourg
for gcc/testsuite/ChangeLog
* g++.dg/tls/pr79288.C: Skip on vxworks_kernel (TLS model
not supported)
If the target is configured such that -mlong-call is passed
by default, the function calls these tests are trying to detect
by scanning the assembly file are performed using long calls,
like so:
| foo:
| @ memset-inline-2.c:12: memset (a, -1, 14);
| mov r2, #14 @,
The tests use -mfp16-format=alternative, and so should not be run
if that option isn't supported.
Regstrapped on x86_64-linux-gnu, and tested with -x-arm-wrs-vxworks7r2.
Ok to install?
from Joel Brobecker
for gcc/testsuite/ChangeLog
* lib/target-supports.exp
(check_effective
The conflicting definition of OK is present in VxWorks RTP headers too.
Regstrapped on x86_64-linux-gnu, and tested with -x-arm-wrs-vxworks7r2.
Ok to install?
from Jerome Lambourg
for gcc/testsuite/ChangeLog
* g++.old-deja/g++.mike/p658.C: Also undefine OK on VxWorks RTP.
---
gcc/t
In VxWorks 7, UINT32 is defined in both modes, kernel and rtp. Adjust
the work around accordingly.
Regstrapped on x86_64-linux-gnu, and tested with -x-arm-wrs-vxworks7r2.
Ok to install?
from Jerome Lambourg
for gcc/testsuite/ChangeLog
* g++.dg/opt/20050511-1.C: Work around UINT32 i
The constexpr iteration dereferenced an array element past the end of
the array.
Regstrapped on x86_64-linux-gnu, and tested with -x-arm-wrs-vxworks7r2.
Ok to install?
from Jerome Lambourg
for gcc/testsuite/ChangeLog
* g++.dg/cpp1y/constexpr-66093.C: Fix bounds issue.
---
gcc/tests
Linking in vxworks kernel-mode is partial linking, so missing symbols
are not detected.
Regstrapped on x86_64-linux-gnu, and tested with -x-arm-wrs-vxworks7r2.
Ok to install?
from Jerome Lambourg
for gcc/testsuite/ChangeLog
* g++.old-deja/g++.pt/const2.C: Skip on vxworks kernel.
---
These are no longer applicable.
Regstrapped on x86_64-linux-gnu, and tested with -x-arm-wrs-vxworks7r2.
Ok to install?
from Jerome Lambourg
for gcc/testsuite/ChangeLog
* g++.dg/warn/miss-format-1.C: Remove vxworks-specific test
directives.
---
gcc/testsuite/g++.dg/warn/miss
VxWorks headers define ERROR as a macro, which conflicts with the use
in the test.
Regstrapped on x86_64-linux-gnu, and tested with -x-arm-wrs-vxworks7r2.
Ok to install?
from Jerome Lambourg
for gcc/testsuite/ChangeLog
* g++.dg/tree-ssa/copyprop.C: Undefine ERROR if defined.
---
gc
The vxworks kernel-mode linking is partial linking, so it cannot
detect missing symbols.
Regstrapped on x86_64-linux-gnu, and tested with -x-arm-wrs-vxworks7r2.
Ok to install?
from Jerome Lambourg
for gcc/testsuite/ChangeLog
* g++.dg/other/anon5.C: Skip on vxworks kernel.
---
gcc/t
This test fails during the execution on VxWorks 7 when using
C++-14 and C++-17.
Regstrapped on x86_64-linux-gnu, and tested with -x-arm-wrs-vxworks7r2.
Ok to install?
from Jerome Lambourg
for gcc/testsuite/ChangeLog
* g++.dg/init/new26.C: Fix overriding of the delete operator
Undefine various macros unexpectedly defined by VxWorks headers.
Regstrapped on x86_64-linux-gnu, and tested with -x-arm-wrs-vxworks7r2.
Ok to install?
from Olivier Hainque
for libstdc++-v3/ChangeLog
* testsuite/17_intro/names.cc: Account for VxWorks headers.
---
libstdc++-v3/tests
Adjust vxworks initpri expectations, given that vxworks7 has switched
to .init_array.
Regstrapped on x86_64-linux-gnu, and tested with -x-arm-wrs-vxworks7r2.
Ok to install?
from Jerome Lambourg
for gcc/testsuite/ChangeLog
* gcc.dg/vxworks/initpri1.c: Tigthen VxWorks version check.
This test currently fails on VxWorks 7 SR06x0 targets when in kernel
mode, because it expects a discrepancy between built-in and system
intmax_t for all VxWorks targets when in kernel mode. Fortunately,
this has now been fixed when targetting VxWorks 7 SR06x0, so this
commit adjusts the "dg-erro
Match xfail on kernel instead of rtp mode.
Regstrapped on x86_64-linux-gnu, and tested with -x-arm-wrs-vxworks7r2.
Ok to install?
from Olivier Hainque
for gcc/testsuite/changeLog
* gcc.dg/pthread-init-1.c: Fix the VxWorks xfail filters.
* gcc.dg/pthread-init-2.c: Ditto.
---
Explicitly disable some vxworks-missing features in the testsuite, that
the current feature tests detect as present.
Regstrapped on x86_64-linux-gnu, and tested with -x-arm-wrs-vxworks7r2.
Ok to install?
from Olivier Hainque
for gcc/testsuite/ChangeLog
* lib/target-supports.exp (che
This change extracts apart the wchar specific parts of character
conversion tests to allow conditonalizating these parts on actual
wchar support while applying the rest more generally.
This turned out useful during our work on the libstdc++ support
for VxWorks, to expose the problematic areas mo
Require effective target fpic support in tests using pic flags.
Regstrapped on x86_64-linux-gnu, and tested with -x-arm-wrs-vxworks7r2.
I understand we have pre-approval for the addition of such pic
requirement markers, so I'm going to give this some 24 hours for any
objections to be raised, and
In kernel mode, an application must include vxWorks.h before any other
system header, this patch adds exactly that to the test that were
failing due to a missing declaration that was found in vxWorks.h.
Regstrapped on x86_64-linux-gnu, and tested with -x-arm-wrs-vxworks7r2.
Ok to install?
from
Some tests uses structures from the libstdc++ that are present only if
the target has a wchar.h header. However, those tests do not check
that the target supports those constructs before executing the tests.
The function dg-require-wchars checks that "_GLIBCXX_USE_WCHAR_T" is
defined by the con
On 12/22/20 3:39 PM, Iain Sandoe wrote:
Hi Jason,
Jason Merrill wrote:
On 11/11/20 3:58 PM, Iain Sandoe wrote:
This option allows the user to specify alternate C++ runtime libraries,
for example when a platform uses libc++ as the installed C++ runtime.
It is the same spelling as a clang op
This adds most of the modules tests. I do not include the tests that
excercise system & C++ library header files. Those will be later.
gcc/testsuite/
* g++.dg/modules/*: Many tests.
--
Nathan Sidwell
tests.diff.gz
Description: application/gzip
A missing check for decl lang specific has madeitself apparent.
gcc/cp/
* module.cc (has_definition): Check DECL_LANG_SPECIFIC.
(test in the next uber-patch)
--
Nathan Sidwell
diff --git i/gcc/cp/module.cc w/gcc/cp/module.cc
index ed3dbe244a3..19fe66346bd 100644
--- i/gcc/cp/mod
Hi Jason,
Jason Merrill wrote:
> On 11/11/20 3:58 PM, Iain Sandoe wrote:
>> This option allows the user to specify alternate C++ runtime libraries,
>> for example when a platform uses libc++ as the installed C++ runtime.
>> It is the same spelling as a clang option that allows that to use libst
This libgo patch adds a success field to the sudog structure used to
manage select statements. This is a step toward enabling some
compiler changes as part of upgrading to the Go 1.16beta1 release.
Bootstrapped and ran Go testsuite on x86_64-pc-linux-gnu. Committed
to mainline.
Ian
3b2d8145a4c34
This patch to libgo omits the nil-channel cases from the order slices
used in the selectgo function. This is a simplification for future
work. This is being brought in here as part of updating to the Go
1.16beta1 release. Bootstrapped and ran Go testsuite on
x86_64-pc-linux-gnu. Committed to ma
This patch to the Go frontend and libgo removes the scase.releasetime
field. This is a step toward updating libgo to the Go1.16beta1
release. Bootstrapped and ran Go testsuite on x86_64-pc-linux-gnu.
Committed to mainline.
Ian
9f5d0bc8ace6b8d386ed40fd8ff904251912be5c
diff --git a/gcc/go/gofronte
"Qian, Jianhua" writes:
> Hi Richard
>
> Thanks for reviewing again.
> I have updated the patch to v3.
Thanks, pushed to master now that the copyright assignment is on file.
Richard
On Tue, 2020-12-22 at 12:39 +0100, Martin Liška wrote:
> Hello.
>
> The patch adds a new test for an existing GCOV test-case. Newly
> added run-gcov-pytest parses JSON format produced by GCOV and
> runs pytest on it.
>
> Patch can bootstrap on x86_64-linux-gnu and survives regression
> tests.
At
On 12/21/20 3:12 AM, Jakub Jelinek wrote:
Hi!
http://eel.is/c++draft/class.compare.default#6 says for the
expanded list of subobjects:
"In that list, any subobject of array type is recursively expanded
to the sequence of its elements, in the order of increasing subscript."
but build_comparison_o
x86_expand_floorceil expander uses x86_sse_copysign_to_positive, which
is unable to change the sign from - to +. When FE_DOWNWARD rounding
direction is in effect, the expanded sequence that involves subtraction
can trigger x - x = -0.0 special rule. x86_sse_copysign_to_positive
fails to change th
On December 21, 2020 10:03:43 AM GMT+01:00, Xiong Hu Luo
wrote:
>Here comes another case that requires run a pass once more, as this is
>not the common suggested direction to solve problems, not quite sure
>whether it is still a reasonble fix here. Source code is something
>like:
>
>ref = ip + *
On Tue, 22 Dec 2020 at 14:55, Martin Liška wrote:
>
> On 12/22/20 1:54 PM, Jonathan Wakely wrote:
> > That seems good to me, but I think this reads a little better: "The
> > GCOV data file format outputs smaller files by representing zero
> > counters in a more compact way." ",
>
> All right. Than
On 12/21/20 6:10 PM, Jakub Jelinek wrote:
Hi!
While the gimplifier patch I've just committed fixed an ICE, in some cases
like on the committed testcase cp folding doesn't happen after
build_zero_init_1 because it is called already during gimplification.
Not exactly sure why we just don't call b
On 12/22/20 1:54 PM, Jonathan Wakely wrote:
That seems good to me, but I think this reads a little better: "The
GCOV data file format outputs smaller files by representing zero
counters in a more compact way." ",
All right. Thank you for all the suggestions and I have the following now:
diff -
Hi!
Just a dumb formatting comment:
On Tue, Dec 22, 2020 at 04:05:39PM +0800, Kewen.Lin wrote:
> This patch is to make move_unallocated_pseudos consistent
> to what we have in function find_moveable_pseudos, where we
> record the original pseudo into pseudo_replaced_reg only if
> validate_change
On 21/12/2020 20:47, Nathan Sidwell wrote:
On 12/21/20 1:23 PM, Sebastian Huber wrote:
Hello Nathan,
../../gnu-mirror-gcc-cf22f78/gcc/../libcody/cody.hh:24:
In file included from /usr/include/c++/v1/memory:654:
/usr/include/c++/v1/typeinfo:231:5: error: no member named
'fancy_abort' in nam
On Tue, 22 Dec 2020 at 12:01, Martin Liška wrote:
>
> On 12/22/20 12:46 PM, Jonathan Wakely wrote:
> > On Tue, 22 Dec 2020 at 08:29, Martin Liška wrote:
> >>
> >> Hello.
> >>
> >> May I please ask a native speaker for a correction of my wording?
> >>
> >> Thanks,
> >> Martin
> >>
> >> ---
> >>
On Tue, Dec 22 2020, Martin Liška wrote:
> On 12/22/20 12:46 PM, Jonathan Wakely wrote:
>> On Tue, 22 Dec 2020 at 08:29, Martin Liška wrote:
[...]
>>> +
>>> +
>>> +New command-line options:
>>> +
>>> +>> href="https://gcc.gnu.org/onlinedocs/gcc/Code-Gen-Options.html#index-fno
On 12/22/20 12:46 PM, Jonathan Wakely wrote:
On Tue, 22 Dec 2020 at 08:29, Martin Liška wrote:
Hello.
May I please ask a native speaker for a correction of my wording?
Thanks,
Martin
---
htdocs/gcc-11/changes.html | 28
1 file changed, 28 insertions(+)
dif
On Tue, 22 Dec 2020 at 08:29, Martin Liška wrote:
>
> Hello.
>
> May I please ask a native speaker for a correction of my wording?
>
> Thanks,
> Martin
>
> ---
> htdocs/gcc-11/changes.html | 28
> 1 file changed, 28 insertions(+)
>
> diff --git a/htdocs/gcc-11/chang
On Tue, 22 Dec 2020, Martin Liška wrote:
> May I please ask a native speaker for a correction of my wording?
That excludes myself ;), but let me give it a pass, and perhaps
you can then post an updated patch (for Jonathan or another native
speaker to go through)?
> + New warning href="https://
Hello.
The patch adds a new test for an existing GCOV test-case. Newly
added run-gcov-pytest parses JSON format produced by GCOV and
runs pytest on it.
Patch can bootstrap on x86_64-linux-gnu and survives regression tests.
Ready to be installed?
Thanks,
Martin
gcc/testsuite/ChangeLog:
> On 21 Dec 2020, at 12:40, Jonathan Wakely wrote:
>> Probably more robust, I agree. This still works
>> both with build tree (tested on mainline) and install
>> tree (tested on our gcc-10 branch).
>>
>> Same ChangeLog.
>
> OK to commit like that then, thanks.
Sure, will do. Thanks for your
On Tue, Dec 22, 2020 at 03:57:56PM +0800, jim x via Gcc-patches wrote:
> struct A{
> A(){}
> };
> union C{
>A a;
>int b = 0;
> };
> int main(){
> C c;
> }
>
> GCC reports the default constructor for union `C` is defined as
> deleted. However, the relevant rule in the current c++ s
Pretty prining c++ object from c frame fails with python exception. The
bug filed in gdb bugzilla shows very simple example.
- https://sourceware.org/bugzilla/show_bug.cgi?id=27021
main.cc:
#include
#include
std::map foo_map;
int main()
{
foo_map[1] = 1
Hello.
May I please ask a native speaker for a correction of my wording?
Thanks,
Martin
---
htdocs/gcc-11/changes.html | 28
1 file changed, 28 insertions(+)
diff --git a/htdocs/gcc-11/changes.html b/htdocs/gcc-11/changes.html
index 1a9e72c1..badc9e12 100644
--- a
Hi,
This patch is to make unsigned int vector init go with
rldimi to merge two integers instead of shift and ior.
I tried to use nonzero_bits in md file to make it more
general, but the testing shows it isn't doable. The
reason is that some passes would replace some pseudos
with other pseudos an
Hi,
This patch is to make move_unallocated_pseudos consistent
to what we have in function find_moveable_pseudos, where we
record the original pseudo into pseudo_replaced_reg only if
validate_change succeeds with newreg. To ensure every
unallocated pseudo in move_unallocated_pseudos has expected
i
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