Hi Honza,
Gentle ping
https://gcc.gnu.org/pipermail/gcc-patches/2022-September/601934.html
Thanks,
Lili.
> -Original Message-
> From: Gcc-patches On
> Behalf Of Cui, Lili via Gcc-patches
> Sent: Wednesday, September 21, 2022 5:22 PM
> To: Jan Hubicka
> Cc: Lu, Hongjiu ; Liu, Hongtao
Tested x86_64-pc-linux-gnu, applying to trunk.
-- >8 --
A discussion at Cauldron made me think that with the formalization of copy
elision in C++17, we should be able to determine before optimization which
TARGET_EXPRs will become temporaries and which are initializers. This patch
implements tha
On Fri, Oct 07, 2022 at 05:56:18PM -0400, Jason Merrill wrote:
> On 10/7/22 17:08, Marek Polacek wrote:
> > On Fri, Oct 07, 2022 at 12:17:34PM -0400, Jason Merrill wrote:
> > > On 10/6/22 22:12, Marek Polacek wrote:
> > > > On Thu, Oct 06, 2022 at 05:42:41PM -0400, Jason Merrill wrote:
> > > > > On
On 10/7/22 17:08, Marek Polacek wrote:
On Fri, Oct 07, 2022 at 12:17:34PM -0400, Jason Merrill wrote:
On 10/6/22 22:12, Marek Polacek wrote:
On Thu, Oct 06, 2022 at 05:42:41PM -0400, Jason Merrill wrote:
On 10/4/22 19:06, Marek Polacek wrote:
On Fri, Sep 30, 2022 at 09:12:24AM -0400, Jason Me
On 10/7/22 17:26, Marek Polacek wrote:
On Fri, Oct 07, 2022 at 01:01:35PM -0400, Jason Merrill wrote:
On 10/7/22 12:10, Marek Polacek wrote:
On Thu, Oct 06, 2022 at 06:03:57PM -0400, Jason Merrill wrote:
On 10/6/22 17:43, Marek Polacek wrote:
On Thu, Oct 06, 2022 at 02:00:40PM -0400, Jason Me
Hi Mikael,
Am 07.10.22 um 22:26 schrieb Mikael Morin:
Le 07/10/2022 à 21:47, Mikael Morin a écrit :
Let me have a look.
The attached patch works with your test, I just moved the checks into
the loops.
I'm now checking the patch against the full fortran testsuite.
I'm (finally) fine with that
On Fri, Oct 07, 2022 at 01:01:35PM -0400, Jason Merrill wrote:
> On 10/7/22 12:10, Marek Polacek wrote:
> > On Thu, Oct 06, 2022 at 06:03:57PM -0400, Jason Merrill wrote:
> > > On 10/6/22 17:43, Marek Polacek wrote:
> > > > On Thu, Oct 06, 2022 at 02:00:40PM -0400, Jason Merrill wrote:
> > > > > On
On Fri, Oct 07, 2022 at 12:17:34PM -0400, Jason Merrill wrote:
> On 10/6/22 22:12, Marek Polacek wrote:
> > On Thu, Oct 06, 2022 at 05:42:41PM -0400, Jason Merrill wrote:
> > > On 10/4/22 19:06, Marek Polacek wrote:
> > > > On Fri, Sep 30, 2022 at 09:12:24AM -0400, Jason Merrill wrote:
> > > > > On
This is notably needed because in glibc 2.34, the move of pthread functions
into libc.so happened for Linux only, not GNU/Hurd.
The pthread_self() function can also always be used fine as it is on
GNU/Hurd.
libstdc++-v3/ChangeLog:
* config/os/gnu-linux/os_defines.h [!__linux__]
Hello,
Jonathan Wakely, le ven. 07 oct. 2022 12:14:26 +0100, a ecrit:
> As documented at https://gcc.gnu.org/lists.html all patches for
> libstdc++ need to be CC'd to the libstdc++ list. That's why your patch
> has not been reviewed, because I didn't see it.
Ah, sorry, I hadn't noticed that.
> O
Le 07/10/2022 à 21:47, Mikael Morin a écrit :
Let me have a look.
The attached patch works with your test, I just moved the checks into
the loops.
I'm now checking the patch against the full fortran testsuite.
I'm (finally) fine with that version, what do you think of it?From a2b393cab384a081
Hi!
On Thu, Oct 06, 2022 at 04:29:57PM -0500, will schmidt wrote:
> As reported in PR 100693, attempts to use __builtin_addg6s
> with long long arguments result in truncated results.
>
> Since the int and long long types can be coerced into each other,
> (documented further near the rs6000-c.cc
Le 07/10/2022 à 20:46, Harald Anlauf a écrit :
OK, that is because reduce_binary dispatches the reduce_binary_*.
We could move the check from reduce_binary_aa to the beginning of
reduce_binary, as with the following change on top of the patch:
diff --git a/gcc/fortran/arith.cc b/gcc/fortran/ari
Am 07.10.22 um 10:01 schrieb Mikael Morin:
Le 06/10/2022 à 23:36, Harald Anlauf a écrit :
For example, for this case:
[real :: 2] * [real :: +(.true.)]
First there is a "root" invocation of reduce binary with arguments [real
:: 2] and [real :: +(.true.)]
The root invocation of reduce_binary w
FYI.
I just committed the patches to gcc13:
https://gcc.gnu.org/pipermail/gcc-cvs/2022-October/372114.html
https://gcc.gnu.org/pipermail/gcc-cvs/2022-October/372115.html
thanks.
Qing
> On Oct 6, 2022, at 8:49 AM, Qing Zhao via Gcc-patches
> wrote:
>
>
>
>> On Oct 5, 2022, at 4:25 PM, Josep
On 10/7/22 12:10, Marek Polacek wrote:
On Thu, Oct 06, 2022 at 06:03:57PM -0400, Jason Merrill wrote:
On 10/6/22 17:43, Marek Polacek wrote:
On Thu, Oct 06, 2022 at 02:00:40PM -0400, Jason Merrill wrote:
On 10/6/22 13:51, Marek Polacek wrote:
On Thu, Oct 06, 2022 at 10:58:44AM -0400, Jason Me
The _vxworks-versions.h runtime file helps us control
the compilation of some library components depending on
the OS version extracted out of a system header.
The system header name is "version.h", and gcc has a
"version.h" file of its own.
gcc's version.h is now generated and the current
#inclu
Fix a false positive from -Wanalyzer-null-dereference due to -fanalyzer
failing to grok the value of a particular boolean field initialized to a
constant.
Successfully bootstrapped & regrtested on x86_64-pc-linux-gnu.
Pushed to trunk as r13-3168-gf09b99550a3c6c.
gcc/analyzer/ChangeLog:
PR
On 10/6/22 22:12, Marek Polacek wrote:
On Thu, Oct 06, 2022 at 05:42:41PM -0400, Jason Merrill wrote:
On 10/4/22 19:06, Marek Polacek wrote:
On Fri, Sep 30, 2022 at 09:12:24AM -0400, Jason Merrill wrote:
On 9/29/22 18:49, Marek Polacek wrote:
When getting the name of an attribute, we ought to
On Thu, Oct 06, 2022 at 06:03:57PM -0400, Jason Merrill wrote:
> On 10/6/22 17:43, Marek Polacek wrote:
> > On Thu, Oct 06, 2022 at 02:00:40PM -0400, Jason Merrill wrote:
> > > On 10/6/22 13:51, Marek Polacek wrote:
> > > > On Thu, Oct 06, 2022 at 10:58:44AM -0400, Jason Merrill wrote:
> > > > > On
This needs a little more documentation (see the TODO in the manual),
rather than just the comments in the source. This isn't final, but I
think it's the direction I want to take.
-- >8 --
Implement a long-standing request to support tuning the size of the
emergency buffer for allocating exception
On Fri, 7 Oct 2022, Nathan Sidwell wrote:
> On 10/7/22 11:09, Patrick Palka wrote:
> > According to grokbitfield, DECL_BITFIELD_REPRESENTATIVE may "temporarily"
> > contain the width of the bitfield until we layout the class type (after
> > which it'll contain a FIELD_DECL). But for a class templ
> On Oct 7, 2022, at 10:43 AM, Jan Hubicka wrote:
>
Probably not hard, and the IPA pass adjusting visbility could as well
mark the functions
as not to be inlined with -flive-patching=inline-only-static.
>>
>> OTOH inline-only-static could disable WPA inlining and d
On 10/7/22 11:09, Patrick Palka wrote:
According to grokbitfield, DECL_BITFIELD_REPRESENTATIVE may "temporarily"
contain the width of the bitfield until we layout the class type (after
which it'll contain a FIELD_DECL). But for a class template, it'll always
be the width since we don't/can't lay
On 10/7/22 08:27, Nathan Sidwell wrote:
VAR and FIELD decls can become part of a lambda context, when the
lambda is 'attached' to that entity (It's a C++20 ODR thing that was
discovered with modules, but is actually separate.) We were not
marking those decls as substitution candidates, leading t
Am 2022-10-07 um 16:13 schrieb Jeff Law:
On 10/7/22 04:51, Franz Sirl wrote:
Am 2022-09-25 um 18:28 schrieb Jeff Law:
This is a minor improvement for the core_list_find routine in coremark.
Basically for riscv, and likely other targets, we can end up with an
unconditional jump to a return s
According to grokbitfield, DECL_BITFIELD_REPRESENTATIVE may "temporarily"
contain the width of the bitfield until we layout the class type (after
which it'll contain a FIELD_DECL). But for a class template, it'll always
be the width since we don't/can't layout dependent types.
Tested on x86_64-pc
Wilco Dijkstra writes:
> Hi Richard,
>
>>> Yes, with a more general search loop we can get that case too -
>>> it doesn't trigger much though. The code that checks for this is
>>> now refactored into a new function. Given there are now many
>>> more calls to aarch64_bitmask_imm, I added a streamli
> >> Probably not hard, and the IPA pass adjusting visbility could as well
> >> mark the functions
> >> as not to be inlined with -flive-patching=inline-only-static.
> >>
>
> OTOH inline-only-static could disable WPA inlining and do all inlining
> early ...
> >>>
> >>> Inline-onl
> On Oct 7, 2022, at 9:03 AM, Jan Hubicka wrote:
>
>>> WPA is Whole Program Analysis?
>>
>> Yes.
>>
>>> Okay, then It will promote all static function to extern functions. That’s
>>> reasonable.
>>
>> No, all extern functions to static functions.
>>
>>> Is it hard to preserve the original
Updated patch enclosed. Changes:
* Fixes the sm >= 700 issue, I noted before (cf. below)
* The < sm_70 code is still in, but disabled at user-compile time, with a
warning, if libgomp.a wasn't compiled with sm_70 or higher. (mkoffload strips the
nvptx offload code)
* Some minor cleanup
OK for
Now we have templated lambdas, we can have variadic template lambdas,
and this leads to lambda signatures containing parameter packs. But
just like 'auto' inside such a signature, we don't have a containing
template, and thus fail. The fix is to check is_lambda_arg, just as
for a template parame
Hi,
Whilst running a bootstrap with extra options to force bitfield
vectorization '-O2 -ftree-vectorize -ftree-loop-if-convert
-fno-vect-cost-model' I ran into an ICE in vect-patterns where a
bit_field_ref had a container that wasn't INTEGRAL_TYPE and had a
E_BLKmode, which meant we failed to
On 10/6/22 01:06, Stefan Schulze Frielinghaus wrote:
On Wed, Oct 05, 2022 at 08:48:13PM -0600, Jeff Law via Gcc-patches wrote:
On 10/4/22 05:28, Stefan Schulze Frielinghaus via Gcc-patches wrote:
For BImode get_narrowest_mode evaluates to QImode but BImode < QImode.
Thus FOR_EACH_MODE_UNTIL n
On 10/7/22 04:51, Franz Sirl wrote:
Am 2022-09-25 um 18:28 schrieb Jeff Law:
This is a minor improvement for the core_list_find routine in coremark.
Basically for riscv, and likely other targets, we can end up with an
unconditional jump to a return statement. This is a result of
compens
On Fri, 07 Oct 2022 05:56:39 PDT (-0700), hubi...@ucw.cz wrote:
On Fri, Oct 7, 2022 at 6:04 AM Kito Cheng wrote:
>
> From: Monk Chiang
>
> Currnetly setting of -falign-functions=N will be ignored if the function
> is optimized for size or marked as cold function.
>
> However function alignment
On 10/7/22 15:04, Qing Zhao wrote:
On Oct 7, 2022, at 2:34 AM, Richard Biener wrote:
On Thu, Oct 6, 2022 at 3:18 PM Qing Zhao wrote:
On Oct 6, 2022, at 4:29 AM, Richard Biener wrote:
On Wed, Oct 5, 2022 at 8:18 PM Qing Zhao via Gcc-patches
wrote:
On Oct 5, 2022, at 1:36 PM, Mar
I found this when reading the documentation for Kito's recent patch.
>From the discussion it sounds like this is the desired behavior, so
let's document it.
gcc/doc/ChangeLog
* invoke.texi (-falign-functions): Mention __align__
---
gcc/doc/invoke.texi | 4 +++-
1 file changed, 3 insertio
Hi Richard,
>> Yes, with a more general search loop we can get that case too -
>> it doesn't trigger much though. The code that checks for this is
>> now refactored into a new function. Given there are now many
>> more calls to aarch64_bitmask_imm, I added a streamlined internal
>> entry point tha
This patch stops reporting fails for Arm targets with single
precision floating point unit for types wider than 32 bits (the width
of float on arm-none-eabi).
As reported in PR102017, fenv is reported as supported in recent
versions of newlib. At the same time, for some Arm targets, the
implementa
Wilco Dijkstra via Gcc-patches writes:
> Hi Richard,
>
>> Did you consider handling the case where the movks aren't for
>> consecutive bitranges? E.g. the patch handles:
>
>> but it looks like it would be fairly easy to extend it to:
>>
>> 0x12345678
>
> Yes, with a more general search l
Sorry for late reply. I just got back from vacation (a week).
I was planning to finish this patch after vacation. It seems that you almost
finished.
That's great! Thank you so much.
juzhe.zh...@rivai.ai
From: Richard Biener
Date: 2022-10-07 20:24
To: juzhe.zhong
CC: gcc-patches; richard.sandif
> On Oct 7, 2022, at 2:34 AM, Richard Biener wrote:
>
> On Thu, Oct 6, 2022 at 3:18 PM Qing Zhao wrote:
>>
>>
>>
>>> On Oct 6, 2022, at 4:29 AM, Richard Biener
>>> wrote:
>>>
>>> On Wed, Oct 5, 2022 at 8:18 PM Qing Zhao via Gcc-patches
>>> wrote:
> On Oct 5, 2022,
> > WPA is Whole Program Analysis?
>
> Yes.
>
> > Okay, then It will promote all static function to extern functions. That’s
> > reasonable.
>
> No, all extern functions to static functions.
>
> > Is it hard to preserve the original “static” visibility in the IR?
>
> Probably not hard, and t
> On Fri, Oct 7, 2022 at 6:04 AM Kito Cheng wrote:
> >
> > From: Monk Chiang
> >
> > Currnetly setting of -falign-functions=N will be ignored if the function
> > is optimized for size or marked as cold function.
> >
> > However function alignment requirement is needed even optimized for
> > size
VAR and FIELD decls can become part of a lambda context, when the
lambda is 'attached' to that entity (It's a C++20 ODR thing that was
discovered with modules, but is actually separate.) We were not
marking those decls as substitution candidates, leading to demangling
failures and compiler varian
autopar performs insertion of stores, eventually requiring a
virtual loop PHI and assorted LC PHI adjustments which we intend
to do once after the pass finishes. But we also perform intermediate
update_ssa after loop duplication which can lose this fact. The
following forces renaming of the virtu
On Thu, Oct 6, 2022 at 3:07 PM Richard Biener
wrote:
>
> On Thu, Oct 6, 2022 at 2:13 PM Richard Biener
> wrote:
> >
> > On Fri, Sep 30, 2022 at 10:00 AM wrote:
> > >
> > > From: Ju-Zhe Zhong
> > >
> > > Hi, After fixing previous ICE.
> > > I add full implementation (insert permutation to get co
Tested x86_64-linux, Pushed to trunk.
-- >8 --
Most libstdc++ configure args are of the form --enable-libstdcxx-xxx but
the option to build freestanding is --disable-hosted-libstdcxx. If you
accidentally type --disable-libstdcxx-hosted then it will be ignored.
This adds --disable-libstdcxx-hoste
Tested x86_64-linux, Pushed to trunk.
-- >8 --
The header is needed by std::function to use placement new, so
include it in instead of in .
libstdc++-v3/ChangeLog:
* include/bits/std_function.h: Include but do not include
.
* include/std/functional: Do not include .
-
On 07/10/2022 08:53, Richard Biener wrote:
> On Thu, Oct 6, 2022 at 4:28 PM Jørgen Kvalsvik
> wrote:
>>
>> On 06/10/2022 10:12, Richard Biener wrote:
>>> On Wed, Oct 5, 2022 at 2:49 PM Martin Liška wrote:
On 10/5/22 14:04, Jørgen Kvalsvik via Gcc-patches wrote:
> Edges with locus ar
Pushed to trunk.
-- >8--
This matches how the issues are styled in the LWG issues list, and also
allows us to use italics for "cv" (e.g. in issue 2487).
libstdc++-v3/ChangeLog:
* doc/xml/manual/intro.xml: Add role="bold" attribute to
emphasis elements for issue titles.
*
On 06/10/22 18:01 +0200, Svante Signell via Gcc-patches wrote:
gcc-12-12.2.0-4/5 in sid FTBFS on hurd-i386 due to failing linkage of
pthread_once (same error for gcc-11, gcc-12, gcc-snapshot):
/<>/build/i686-gnu/libstdc++-v3/include/i686-gnu/bits/gthr-
default.h:700: undefined reference to `pthre
On Fri, Oct 7, 2022 at 12:51 PM Franz Sirl
wrote:
>
> Am 2022-09-25 um 18:28 schrieb Jeff Law:
> > This is a minor improvement for the core_list_find routine in coremark.
> >
> >
> > Basically for riscv, and likely other targets, we can end up with an
> > unconditional jump to a return statement.
On 10/6/22 12:19, Patrick Palka wrote:
The below testcase fails to link with the error
undefined reference to `f()::y'
ultimately because during stream out for the static VAR_DECL y we
override DECL_EXTERNAL to true, which later during IPA confuses
symbol_table::remove_unreachable_nodes into
On 07/10/22 09:11 +0200, Jakub Jelinek wrote:
--- gcc/ipa-prop.h.jj 2022-05-25 11:07:29.516188277 +0200
+++ gcc/ipa-prop.h 2022-10-06 16:12:52.157055672 +0200
@@ -78,7 +78,7 @@ struct ipa_cst_ref_desc;
/* Structure holding data required to describe a constant jump function. */
struct GTY(
As documented at https://gcc.gnu.org/lists.html all patches for
libstdc++ need to be CC'd to the libstdc++ list. That's why your patch
has not been reviewed, because I didn't see it.
On 29/08/22 02:30 +0200, Samuel Thibault wrote:
This is notably needed because in glibc 2.34, the move of pthread
Am 2022-09-25 um 18:28 schrieb Jeff Law:
This is a minor improvement for the core_list_find routine in coremark.
Basically for riscv, and likely other targets, we can end up with an
unconditional jump to a return statement. This is a result of
compensation code created by bb-reorder, and n
On Wed, Oct 5, 2022 at 12:14 PM Aldy Hernandez wrote:
> However... I don't think I have the stomach to overhaul the allocators
> this late in the release. For this release I may opt to put the
> nonzero mask back in a tree, but have it always be set. The NULL ==
> -1 shortcut was very error pro
Fixes:
libdecnumber/dpd/decimal64.c:617:8: warning: variable 'n' set but not used
[-Wunused-but-set-variable]
libdecnumber/ChangeLog:
* dpd/decimal64.c (decDigitsToDPD): Remove unused variable.
---
libdecnumber/dpd/decimal64.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
di
Consulted with Jonathan, I'm going to push that.
Martin
Fixes:
gcc/c-family/name-hint.h:109:66: warning: unqualified call to 'std::move'
[-Wunqualified-std-cast-call]
gcc/config/i386/i386-expand.cc:1351:9: warning: argument 'operands' of type
'rtx[3]' (aka 'rtx_def *[3]') with mismatched boun
Remove unused variables that are modified but not used.
gcc/ChangeLog:
* auto-profile.cc (get_inline_stack): Remove unused variable.
gcc/objc/ChangeLog:
* objc-gnu-runtime-abi-01.cc (generate_static_references):
Remove unused variable.
---
gcc/auto-profile.cc
Le 06/10/2022 à 23:36, Harald Anlauf a écrit :
For example, for this case:
[real :: 2] * [real :: +(.true.)]
First there is a "root" invocation of reduce binary with arguments [real
:: 2] and [real :: +(.true.)]
The root invocation of reduce_binary will call reduce_binary_aa. This is
normal.
Hi!
When looking at tree-inline.cc I've noticed a comment typo and grepped
for similar typos elsewhere.
Bootstrapped/regtested on x86_64-linux and i686-linux, committed to trunk
as obvious.
2022-10-07 Jakub Jelinek
* ipa-prop.h (ipa_constant_data): Fix comment typo.
* value-r
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