https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112510
--- Comment #6 from Vladimir Sadovnikov ---
Here is disassembly of `test.cpp` function for GCC 7.5.0:
```
00400727 <_Z13gate_x1_curvePfPKfPKN3dsp11gate_knee_tEm>:
400727: 4c 8d 54 24 08 lea0x8(%rsp),%r10
40072c:
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95194
Sergei Trofimovich changed:
What|Removed |Added
CC||slyfox at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112525
Richard Biener changed:
What|Removed |Added
Target||powerpc64le
--- Comment #5 from
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112525
Richard Biener changed:
What|Removed |Added
Status|UNCONFIRMED |NEW
Ever confirmed|0
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=18303
Sam James changed:
What|Removed |Added
CC||arsen at gcc dot gnu.org,
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112435
Jakub Jelinek changed:
What|Removed |Added
Resolution|--- |FIXED
Status|ASSIGNED
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95194
Sam James changed:
What|Removed |Added
CC||arsen at gcc dot gnu.org
--- Comment #2
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112435
--- Comment #15 from CVS Commits ---
The master branch has been updated by Jakub Jelinek :
https://gcc.gnu.org/g:6043bfbd89b335dd10f093a653ee58c5b1e08ed3
commit r14-5430-g6043bfbd89b335dd10f093a653ee58c5b1e08ed3
Author: Jakub Jelinek
Date:
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=59559
Andrew Pinski changed:
What|Removed |Added
Last reconfirmed|2021-12-18 00:00:00 |2023-11-13
--- Comment #2 from Andrew
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112525
--- Comment #3 from Jiu Fu Guo ---
One possible method is fixing DSE to let is able to remove those 'store's.
(but need to take care of the case that is using 'arg_pointer' to pass
parameters.)
Another method: there is a patch
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112512
Andrew Pinski changed:
What|Removed |Added
Known to fail||4.1.2, 4.8.1, 4.9.1, 7.1.0
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110390
--- Comment #6 from Andrew Pinski ---
(In reply to Thomas Koenig from comment #5)
> Bisects to r13-3596-ge7310e24b1c0ca.
>
> No idea if this just exposed a latent bug, or introduced it.
That almost definitely exposed it.
Maybe someone could
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112525
Andrew Pinski changed:
What|Removed |Added
See Also||https://gcc.gnu.org/bugzill
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112525
--- Comment #1 from Jiu Fu Guo ---
(In reply to Jiu Fu Guo from comment #0)
> For below code:
> ```
> typedef struct teststruct
> {
> double d;
> int arr[15]; /* for ppc64le example foo1, 14: foo is just blr. 15: foo has
> 8 'std's */
> }
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110390
Thomas Koenig changed:
What|Removed |Added
URL||https://gcc.gnu.org/bugzill
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112525
Bug ID: 112525
Summary: fail to eliminate unused store
Product: gcc
Version: unknown
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component:
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112514
Andrew Pinski changed:
What|Removed |Added
See Also||https://gcc.gnu.org/bugzill
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112510
--- Comment #5 from Andrew Pinski ---
Could also be caused by r8-1786-g7b97253879973d .
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112523
Sam James changed:
What|Removed |Added
Last reconfirmed||2023-11-14
Status|UNCONFIRMED
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112510
--- Comment #4 from Andrew Pinski ---
Looks like the first code generation change for this function is between GCC 7
and GCC 8.
>It is not reproducible on other than ArchLinux systems with older compiler
>because the compiler generates proper
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112509
Andrew Pinski changed:
What|Removed |Added
Target Milestone|--- |14.0
Summary|GCC: 14:
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112524
Bug ID: 112524
Summary: gnat crashes when initializing an array to a size
determined by a vector's length
Product: gcc
Version: 13.2.1
Status: UNCONFIRMED
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106402
--- Comment #3 from Hongtao.liu ---
(In reply to Thomas Koenig from comment #2)
> It would make sense to have it, I guess. If somebody has access
> to the relevant hardware, it could also be tested :-)
x86 support _Float16 operations with
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110966
--- Comment #6 from Hongtao.liu ---
(In reply to Thomas Koenig from comment #5)
> (In reply to Hongtao.liu from comment #4)
> > (In reply to anlauf from comment #3)
> > > (In reply to Hongtao.liu from comment #2)
> > > > (In reply to Richard
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112515
Patrick Palka changed:
What|Removed |Added
Assignee|unassigned at gcc dot gnu.org |ppalka at gcc dot
gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112478
Kito Cheng changed:
What|Removed |Added
Ever confirmed|0 |1
CC|
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105735
--- Comment #4 from CVS Commits ---
The master branch has been updated by hongtao Liu :
https://gcc.gnu.org/g:fd1596f9962569afff6c9298a7c79686c6950bef
commit r14-5428-gfd1596f9962569afff6c9298a7c79686c6950bef
Author: liuhongt
Date: Mon Oct
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111972
--- Comment #11 from CVS Commits ---
The master branch has been updated by hongtao Liu :
https://gcc.gnu.org/g:fd1596f9962569afff6c9298a7c79686c6950bef
commit r14-5428-gfd1596f9962569afff6c9298a7c79686c6950bef
Author: liuhongt
Date: Mon
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112392
--- Comment #2 from Andrew Pinski ---
Created attachment 56579
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=56579=edit
More complete testcase for the ones which should be detected
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111811
--- Comment #4 from joseph at codesourcery dot com ---
The checks are in check_bitfield_type_and_width. I expect the attribute -
in this position a declaration attribute - gets applied after that (and
while applying it results in a change to
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112480
--- Comment #9 from CVS Commits ---
The master branch has been updated by Jonathan Wakely :
https://gcc.gnu.org/g:2c492f99fc1fcb5f598286c3f3a21a05bca69d9e
commit r14-5421-g2c492f99fc1fcb5f598286c3f3a21a05bca69d9e
Author: Jonathan Wakely
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112523
--- Comment #5 from Jonathan Wakely ---
This also caused some new libstdc++ FAILs:
FAIL: 20_util/duration/io.cc -std=gnu++20 execution test
FAIL: 20_util/to_chars/1.cc -std=gnu++17 execution test
For the first one the failure is:
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112523
--- Comment #4 from ro at CeBiTec dot Uni-Bielefeld.DE ---
> --- Comment #2 from Andrew Pinski ---
> (In reply to Rainer Orth from comment #0)
>> Between 20231110 and 20231123, Solaris/x86 bootstrap got broken: both the 32
>> and 64-bit
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112523
Andrew Pinski changed:
What|Removed |Added
See Also||https://gcc.gnu.org/bugzill
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112523
--- Comment #2 from Andrew Pinski ---
(In reply to Rainer Orth from comment #0)
> Between 20231110 and 20231123, Solaris/x86 bootstrap got broken: both the 32
> and 64-bit libgcc/unwind-dw2.c and unwind-dw2-fde-dip.c cause an ICE:
What stage
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112523
--- Comment #1 from Rainer Orth ---
Created attachment 56578
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=56578=edit
reduced testcase
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112523
Rainer Orth changed:
What|Removed |Added
Target Milestone|--- |14.0
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112523
Bug ID: 112523
Summary: [14 regression] ICE in ipa_push_agg_values_from_jfunc,
at ipa-cp.cc:2139
Product: gcc
Version: 14.0
Status: UNCONFIRMED
Keywords:
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112449
--- Comment #13 from joseph at codesourcery dot com ---
On Fri, 10 Nov 2023, rguenth at gcc dot gnu.org via Gcc-bugs wrote:
> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112449
>
> --- Comment #11 from Richard Biener ---
> (In reply to
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112519
--- Comment #3 from Andrew Pinski ---
Failed at r14-5371-g93e92b2e5d6866 but passes at r14-5297-gd63282fa5b587f .
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112521
--- Comment #8 from Andrew Pinski ---
(In reply to Andrew Kelley from comment #7)
> Thank you for looking into it!
By the way the workaround is to use -fno-tree-sra to disable SRA. But that
might cause other missed optimizations.
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112521
--- Comment #7 from Andrew Kelley ---
Thank you for looking into it!
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112521
Andrew Pinski changed:
What|Removed |Added
Resolution|--- |DUPLICATE
Status|NEW
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93271
Andrew Pinski changed:
What|Removed |Added
CC||andrew at ziglang dot org
--- Comment
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112522
Andrew Pinski changed:
What|Removed |Added
Keywords||testsuite-fail
Resolution|---
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93271
--- Comment #15 from Andrew Pinski ---
It is even worse with `int128_t` and `long double` due to `long double` having
padding bits (and a padding byte). So it is not only denormals but even bits in
the padding bits/byte that might get lost.
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112522
Bug ID: 112522
Summary: [14 regression] g++.dg/modules/bad-mapper-1.C fails
with excess errors after r14-5310-g879cf9ff45d940
Product: gcc
Version: 14.0
Status:
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111970
--- Comment #10 from JuzheZhong ---
(In reply to Richard Biener from comment #9)
> Does it still occur after the last round of fixes?
Hi, Richard. The FAIL still exists. We will revisit it later to see whether it
is RISC-V backend issue.
It
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112521
Andrew Pinski changed:
What|Removed |Added
Depends on||93271
--- Comment #5 from Andrew
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112521
Andrew Pinski changed:
What|Removed |Added
Keywords||needs-bisection
Last reconfirmed|
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112521
Andrew Pinski changed:
What|Removed |Added
Keywords|alias |wrong-code
Target|
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112521
--- Comment #2 from Andrew Pinski ---
Created attachment 56577
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=56577=edit
Testcase that is compatiable going back to at least GCC 6
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112494
--- Comment #8 from CVS Commits ---
The master branch has been updated by Uros Bizjak :
https://gcc.gnu.org/g:c75bab7274fe60fb2def8acf06ee9f4f856ce1ac
commit r14-5419-gc75bab7274fe60fb2def8acf06ee9f4f856ce1ac
Author: Uros Bizjak
Date: Mon
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112415
--- Comment #49 from John David Anglin ---
Created attachment 56576
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=56576=edit
Patch to improve reg+d address handling
This patch revise pa_legitimate_address_p to allow 14-bit displacements
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112521
Andrew Pinski changed:
What|Removed |Added
Component|c |middle-end
Keywords|
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112521
Bug ID: 112521
Summary: __float128 miscompilation: assignment as an aggregate
field
Product: gcc
Version: 14.0
Status: UNCONFIRMED
Severity: normal
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112520
Xi Ruoyao changed:
What|Removed |Added
Keywords||ice-checking
--- Comment #1 from Xi Ruoyao
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106402
Thomas Koenig changed:
What|Removed |Added
Last reconfirmed||2023-11-13
Ever confirmed|0
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112520
Bug ID: 112520
Summary: gcc.dg/plugin/cpython-plugin-test-PyList_Append.c
-fplugin=./analyzer_cpython_plugin.so ICE
(segmentation fault) on loongarch64-linux-gnu
Product:
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110966
Thomas Koenig changed:
What|Removed |Added
Ever confirmed|0 |1
CC|
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112488
--- Comment #7 from uecker at gcc dot gnu.org ---
And this example also fails with this fix:
extern void abort(void);
int test(int *n, struct T { char a[*n], b[*n]; }*) {
return sizeof(struct T) - sizeof(struct T);
}
void f1(int *p) {
if
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112478
Michael T. Kloos changed:
What|Removed |Added
Status|RESOLVED|UNCONFIRMED
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112519
--- Comment #2 from Andrew Pinski ---
(In reply to Andrew Pinski from comment #1)
> This might be different.
Due to not using int128_t.
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112519
Andrew Pinski changed:
What|Removed |Added
Target Milestone|--- |14.0
--- Comment #1 from Andrew Pinski
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112488
--- Comment #6 from uecker at gcc dot gnu.org ---
So adding back the DECL_EXPR ( TYPE_DECL (t) ) in finish_struct fixes it, but I
am not sure this is completely correct...
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112519
Bug ID: 112519
Summary: [14 Regression] wrong code with
__builtin_sub_overflow_p() on x86_64-pc-linux-gnu
Product: gcc
Version: 14.0
Status: UNCONFIRMED
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112518
Andrew Pinski changed:
What|Removed |Added
Summary|[14 Regression] wrong code |[14 Regression] wrong code
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112481
Patrick O'Neill changed:
What|Removed |Added
CC||juzhe.zhong at rivai dot ai,
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112518
Andrew Pinski changed:
What|Removed |Added
Target Milestone|--- |14.0
--- Comment #1 from Andrew Pinski
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112518
Bug ID: 112518
Summary: [14 Regression] wrong code with
__builtin_mul_overflow_p() on x86_64-pc-linux-gnu
Product: gcc
Version: 14.0
Status: UNCONFIRMED
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112478
Jeffrey A. Law changed:
What|Removed |Added
Status|UNCONFIRMED |RESOLVED
Resolution|---
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110682
Andrew Pinski changed:
What|Removed |Added
Status|UNCONFIRMED |NEW
Last reconfirmed|
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112483
--- Comment #18 from Andrew Pinski ---
(In reply to Xi Ruoyao from comment #17)
> Works for me. Will you send the simplify_gen_unary ->
> simplify_unary_operation change to gcc-patches?
I don't have a platform where it makes a difference to
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112507
Andrew Pinski changed:
What|Removed |Added
Severity|normal |enhancement
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112488
--- Comment #5 from uecker at gcc dot gnu.org ---
Oh well, more to fix.
I wonder whether we could validate the trees created by the front-end FE
somehow.
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112488
Jakub Jelinek changed:
What|Removed |Added
CC||jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112517
--- Comment #2 from Andrew Pinski ---
The reduced testcase contains:
```
size_t tmp_len = ({
size_t mod_multiply_len = ({
sizeof(struct {struct {} temp_modulus; });
});
sizeof(struct {
struct {
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112488
Andrew Pinski changed:
What|Removed |Added
CC||sjames at gcc dot gnu.org
--- Comment
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112517
Andrew Pinski changed:
What|Removed |Added
Resolution|--- |DUPLICATE
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111497
--- Comment #7 from Vladimir Makarov ---
(In reply to Jakub Jelinek from comment #6)
> Is this backportable to release branches or too risky?
I don't think it is risky. LRA was designed to have unshared rtl. So copying
rtl in LRA is not
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112517
Bug ID: 112517
Summary: [14 regression] ICE when buliding xen-tools (internal
compiler error: in make_ssa_name_fn, at
tree-ssanames.cc:354)
Product: gcc
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112515
Andrew Pinski changed:
What|Removed |Added
Summary|[14 regression] ICE when|[14 regression] ICE when
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112427
--- Comment #3 from Marek Polacek ---
*** Bug 112516 has been marked as a duplicate of this bug. ***
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112516
Marek Polacek changed:
What|Removed |Added
CC||mpolacek at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112515
--- Comment #2 from Andrew Pinski ---
Reduced testcase:
```
enum class Ordering { SMALLER = -1, EQUAL, LARGER };
template
Ordering compare_vfunc(T t) {
return Ordering{compare(t)};
}
```
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112481
Andrew Stubbs changed:
What|Removed |Added
Status|UNCONFIRMED |ASSIGNED
Last reconfirmed|
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112516
Andrew Pinski changed:
What|Removed |Added
See Also||https://gcc.gnu.org/bugzill
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112516
Andrew Pinski changed:
What|Removed |Added
Target Milestone|--- |14.0
Keywords|
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112515
Marek Polacek changed:
What|Removed |Added
Priority|P3 |P1
Last reconfirmed|
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112516
Bug ID: 112516
Summary: [14 regression] ICE when building MySQL (ree check:
expected tree that contains ‘decl common’ structure,
have ‘identifier_node’ in get_inner_reference, at
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112515
Andrew Pinski changed:
What|Removed |Added
Target Milestone|--- |14.0
Keywords|
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112513
Andrew Pinski changed:
What|Removed |Added
Status|UNCONFIRMED |RESOLVED
Keywords|
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97756
--- Comment #15 from Thomas Koenig ---
(In reply to CVS Commits from comment #14)
> Admittedly a single "mov" isn't much of a saving on modern architectures,
> but as demonstrated by the PR, people still track the number of them.
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112515
Bug ID: 112515
Summary: [14 regression] ICE when building Transmission in
standard_conversion
Product: gcc
Version: 14.0
Status: UNCONFIRMED
Severity: normal
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110944
Jonathan Wakely changed:
What|Removed |Added
Target Milestone|14.0|13.3
--- Comment #4 from Jonathan
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111497
--- Comment #6 from Jakub Jelinek ---
Is this backportable to release branches or too risky?
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110944
--- Comment #3 from CVS Commits ---
The releases/gcc-13 branch has been updated by Jonathan Wakely
:
https://gcc.gnu.org/g:3a3d3d2361e3c44dad472a5a12318cba19b6e643
commit r13-8047-g3a3d3d2361e3c44dad472a5a12318cba19b6e643
Author: Jonathan
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112415
--- Comment #48 from Manolis Tsamis ---
(In reply to dave.anglin from comment #47)
> On 2023-11-13 4:33 a.m., manolis.tsamis at vrull dot eu wrote:
> > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112415
> >
> > --- Comment #44 from Manolis
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110779
--- Comment #22 from CVS Commits ---
The master branch has been updated by Gaius Mulley :
https://gcc.gnu.org/g:0036702555195d3fd8089577b7c1e2ce5f2ff5b1
commit r14-5416-g0036702555195d3fd8089577b7c1e2ce5f2ff5b1
Author: Gaius Mulley
Date:
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=54179
Brjd changed:
What|Removed |Added
CC||brjd_epdjq36 at kygur dot com
--- Comment #38
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