NCONFIRMED
Severity: normal
Priority: P3
Component: rtl-optimization
Assignee: unassigned at gcc dot gnu.org
Reporter: dan at danny dot cz
Target Milestone: ---
Created attachment 60803
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=60803&action=
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=119355
--- Comment #1 from Dan Horák ---
Created attachment 60804
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=60804&action=edit
config script
Uses binutils-avr32-linux-gnu package from Fedora for the binutils.
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114289
--- Comment #3 from Dan Stahlke ---
Variants that generate more reasonable results:
struct foo {
int x:32;
} __attribute__((packed));
struct foo {
int x:16;
} __attribute__((packed));
struct foo {
int x:31;
};
struct foo
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114289
Dan Stahlke changed:
What|Removed |Added
Target|x86_64-linux-gnu|
Keywords|missed-optimization
Priority: P3
Component: tree-optimization
Assignee: unassigned at gcc dot gnu.org
Reporter: dan at stahlke dot org
Target Milestone: ---
// gcc -O3 -g -Wall -march=haswell -mavx2
// https://godbolt.org/z/Yfb9dnYx4
struct foo {
int x:31;
} __attribute__
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105329
--- Comment #25 from Dan Stahlke ---
The test case I just posted appears in the bug 105651 discussion. So maybe or
maybe not related to the present discussion.
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105329
Dan Stahlke changed:
What|Removed |Added
CC||dan at stahlke dot org
--- Comment #24
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106832
--- Comment #16 from Dan Horák ---
Peter, what stage is it? A build on Fedora rawhide/ppc64le in the
releases/gcc-11 branch using
"./configure --enable-languages=d --enable-bootstrap
--with-long-double-format=ieee"
together with
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106832
--- Comment #6 from Dan Horák ---
I don't disagree :-) Also the D stdlib code is difficult to readable for me
with all the "version()" sections ...
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106832
--- Comment #3 from Dan Horák ---
a couple notes
- you need to start with GCC 11 as GCC 12 needs an existing gdc compiler
- the phobos/dmd standard library seems to support ieeequad type, learned from
ldc, I believe they all share the same
: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: dan at stahlke dot org
Target Milestone: ---
This works in 11.3.0 but not in 12.2.0.
struct IntegerCoordinate {
int x() const;
int y() const;
};
template
struct CoordTraits
{
static auto GetX(T const &a
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106355
Dan Horák changed:
What|Removed |Added
CC||jakub at gcc dot gnu.org
--- Comment #3
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102059
--- Comment #28 from Dan Horák ---
comment #27 matches our experience in Fedora, still a build issue in Eigen with
gcc12 and LTO
: normal
Priority: P3
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: dan at stahlke dot org
Target Milestone: ---
Created attachment 51682
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=51682&action=edit
demonstration source co
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85282
Dan Horák changed:
What|Removed |Added
CC||dan at danny dot cz
--- Comment #12 from
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97358
--- Comment #18 from Dan Horák ---
So there is https://bugzilla.mozilla.org/show_bug.cgi?id=1671345 now, after I
commented in the bug Jakub mentioned. I like such cooperation :-)
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97358
--- Comment #15 from Dan Horák ---
Petr, are you going to open a Firefox bug to fix their code or shall I do it?
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87106
--- Comment #28 from Dan Stahlke ---
Thank you. That makes sense. I had asked about it here:
https://stackoverflow.com/questions/59690019 I was directed to this thread,
and linked back to the SO thread you provided.
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87106
Dan Stahlke changed:
What|Removed |Added
CC||dan at stahlke dot org
--- Comment #22
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90998
Dan Stahlke changed:
What|Removed |Added
CC||dan at stahlke dot org
--- Comment #3
onent: libstdc++
Assignee: unassigned at gcc dot gnu.org
Reporter: dan at stahlke dot org
Target Milestone: ---
gcc 9 has made operator== and operator!= free functions for std::map (and
probably other) iterators. Probably this is considered an implementation
detail and
: 8.3.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: lto
Assignee: unassigned at gcc dot gnu.org
Reporter: dan at stahlke dot org
CC: marxin at gcc dot gnu.org
Target Milestone: ---
=== A.cpp
#include
std
++
Assignee: unassigned at gcc dot gnu.org
Reporter: dan at stahlke dot org
Target Milestone: ---
_Hash_bytes crashes when len is 2^31 or greater. The length is converted to
int at hash_bytes.cc line 142, resulting in a negative number if the length
doesn't fit in an int var
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71635
--- Comment #1 from Dan Horák ---
original Fedora bug is https://bugzilla.redhat.com/show_bug.cgi?id=1349371
Assignee: ian at airs dot com
Reporter: dan at danny dot cz
CC: cmang at google dot com
Target Milestone: ---
build of golang-googlecode-net package fails with gcc-go (checked on s390x in
Fedora buildsystem and manually on x86_64) due a linking error
...
+ go
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70566
--- Comment #2 from Daniel Drake ---
Created attachment 38206
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=38206&action=edit
main.i preprocessed output
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70566
--- Comment #1 from Daniel Drake ---
Created attachment 38205
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=38205&action=edit
other.c test case source
Priority: P3
Component: c
Assignee: unassigned at gcc dot gnu.org
Reporter: dan at reactivated dot net
Target Milestone: ---
Created attachment 38204
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=38204&action=edit
main.c test case source
I have rep
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63186
--- Comment #5 from Dan Horák ---
Jan, can you backport the fix also to 4.9? It is causing a problem in Fedora
where at least one build is failing due this problem.
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=58038
Dan Stahlke changed:
What|Removed |Added
CC||dan at stahlke dot org
--- Comment #9
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=53854
--- Comment #8 from Dan Horák ---
for the record - ICE still present in gcc version 4.9.1 20140813 (Red Hat
4.9.1-7) (GCC)
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60097
dan at math dot uiuc.edu changed:
What|Removed |Added
Status|UNCONFIRMED |RESOLVED
Resolution
ity: minor
Priority: P3
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: dan at math dot uiuc.edu
int x;
char y;
void f () { y=x; }
/*
compile with
g++ -c -Wconversion -Wno-mismatched-tags
get this:
foo.cc: In function 'void f()&#x
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53854
--- Comment #6 from Dan Horák ---
FYI the error is still present in
gcc version 4.8.0 20130412 (Red Hat 4.8.0-2) (GCC)
Target: s390-redhat-linux
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55351
--- Comment #3 from Dan Horák 2012-11-20 15:15:50 UTC ---
(In reply to comment #2)
> The first hunk of the patch that adds:
>
>MULTILIB_EXCEPTIONS = *m5-64media* *m5-64media-nofpu*
>
> to gcc/config/sh/t-linux causes the sh-
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55351
Bug #: 55351
Summary: can't build libgcc for -m5-compact variant in SH64
Classification: Unclassified
Product: gcc
Version: 4.7.2
Status: UNCONFIRMED
Severity: normal
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55344
Bug #: 55344
Summary: Cross compiling for alpha-linux fails because
doesn't exist
Classification: Unclassified
Product: gcc
Version: 4.7.2
Status: UNCONFIR
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53557
Bug #: 53557
Summary: Cross compiling for m68k-linux fails as
doesn't exist
Classification: Unclassified
Product: gcc
Version: 4.7.0
Status: UNCONFIRMED
Se
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44553
Dan Horák changed:
What|Removed |Added
CC||dan at danny dot cz
--- Comment #4 from Dan
ile
from attachment with -O1 (-O0 and -O2 are OK), same error exist also 4.6.[23]
[dan@eagle tmp]$ m68k-linux-gnu-gcc -O1 -c regex.i
../posix/regex.c: In function ‘re_match_2_internal’:
../posix/regex.c:5255:1: internal compiler error: in fixup_reorder_chain, at
cfglayout.c:880
[dan@eagle tmp]$ m
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47372
--- Comment #3 from Dan Horak 2011-03-04 15:46:23 UTC ---
Created attachment 23544
--> http://gcc.gnu.org/bugzilla/attachment.cgi?id=23544
preprocessed source file
got the same ICE when building xulrunner on Fedora 15 on s390x with
gcc vers
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47620
Dan Horak changed:
What|Removed |Added
CC||dan at danny dot cz
--- Comment #9 from Dan
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47634
Summary: Incorrect checking of attribute format printf on
constructor of derived class with virtual base
Product: gcc
Version: 4.4.5
Status: UNCONFIRMED
Severity: normal
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=36659
Dan Horak changed:
What|Removed |Added
CC||dan at danny dot cz
--- Comment #2 from Dan
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46294
Dan Weber changed:
What|Removed |Added
Status|UNCONFIRMED |RESOLVED
Resolution
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46294
--- Comment #6 from Dan Weber 2010-11-03 18:19:04
UTC ---
Created attachment 22264
--> http://gcc.gnu.org/bugzilla/attachment.cgi?id=22264
TBB Spinlock assembler (includes compare and swap and fetch and store ops
inline)
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46294
--- Comment #5 from Dan Weber 2010-11-03 18:16:28
UTC ---
Probably requires testing using a machine that has multiple cores :)
My Machine is an INtel i7 720qm, so it has 4 cores + 4 hyperthreads fyi.
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46294
--- Comment #4 from Dan Weber 2010-11-03 18:12:58
UTC ---
Created attachment 22263
--> http://gcc.gnu.org/bugzilla/attachment.cgi?id=22263
TBB based spinlock (working)
Compiler with -ltbb keep -fopenmp, but -std=c++0x is unnecessary
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46294
--- Comment #3 from Dan Weber 2010-11-03 18:12:01
UTC ---
Created attachment 22262
--> http://gcc.gnu.org/bugzilla/attachment.cgi?id=22262
Spinlock Test G++ object file
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46294
--- Comment #2 from Dan Weber 2010-11-03 18:11:37
UTC ---
Created attachment 22261
--> http://gcc.gnu.org/bugzilla/attachment.cgi?id=22261
G++ Assembler Output atomic test
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46294
--- Comment #1 from Dan Weber 2010-11-03 18:11:11
UTC ---
Created attachment 22260
--> http://gcc.gnu.org/bugzilla/attachment.cgi?id=22260
Spinlock Test g++ ii output
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46294
Summary: Spinlock with atomic primitives fails
Product: gcc
Version: 4.5.1
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: libstdc++
AssignedTo: unassig.
--- Comment #8 from dan dot colascione at gmail dot com 2010-02-16 23:43
---
Created an attachment (id=19895)
--> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=19895&action=view)
bad code
The code generated seems to violate the ABI exception handling specification
her
--- Comment #7 from dan dot colascione at gmail dot com 2010-02-16 23:07
---
Created an attachment (id=19894)
--> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=19894&action=view)
Minimal testcase
The leak triggered by the return in the 'catch' statement in c
--- Comment #5 from dan dot colascione at gmail dot com 2010-02-16 22:47
---
But the bug does not appear when compiling with gcc 4.4, which uses the same
unwinder.
--
dan dot colascione at gmail dot com changed:
What|Removed |Added
--- Comment #3 from dan dot colascione at gmail dot com 2010-02-16 22:43
---
Created an attachment (id=19893)
--> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=19893&action=view)
valgrind output showing the leak
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43099
--- Comment #2 from dan dot colascione at gmail dot com 2010-02-16 22:41
---
Also, compilation was done with just g++-mp-4.5 -m32 foo.cpp. The leak occurs
at all optimization levels.
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43099
--- Comment #1 from dan dot colascione at gmail dot com 2010-02-16 22:40
---
Created an attachment (id=19892)
--> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=19892&action=view)
testcase
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43099
)
--
Summary: rethrowing leaks memory like a sieve
Product: gcc
Version: 4.5.0
Status: UNCONFIRMED
Severity: major
Priority: P3
Component: c++
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: dan dot colascione at gmail
in a return statement suspect
Product: gcc
Version: 4.3.2
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: c
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: dan at math dot uiuc dot edu
GCC build triplet: i686-p
I've made a small example where a for-loop never exits when it should. I have
tried gcc 4.2.1, 4.2.4 and 4.3.1 with the same result. Gcc 4.1.1 works.
GCC is configured with:
../configure --prefix=/opt/arm-linux/arm --host=i686-linux-gnu
--target=arm-linux-gnu --build=i686-linux-gnu
--includedir=/
--- Comment #5 from dan at math dot uiuc dot edu 2008-01-07 01:43 ---
Thank you!
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=34697
--- Comment #3 from dan at math dot uiuc dot edu 2008-01-07 00:21 ---
PS: it could be a bug inserted by Apple...
--
dan at math dot uiuc dot edu changed:
What|Removed |Added
--- Comment #2 from dan at math dot uiuc dot edu 2008-01-07 00:20 ---
Well, if you were right, then gnu99 and gnu89 would have the same behavior, but
they don't:
indigo% gcc -c -std=gnu99 foo.c
indigo% nm foo.o
T _f
0008 T _main
indigo% gcc -c -std=gnu89 foo.c
indig
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: c
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: dan at math dot uiuc dot edu
GCC build triplet: i686-apple-darwin9
GCC host triplet: i686-apple-darwin9
GCC target triplet: i686-app
It turns out that I had moved from tcsh to bash.
Along the way I setup a CDPATH export that broke gcc builds! My bad.
The good news is that gcc is fine.
Dan Allen
on in libiberty
cleaning before any compiles have taken place; here is the error string:
/bin/sh: line 1: cd: testsuite: No such file or directory
Dan Allen
bjc-gnu.la
(cd .libs && rm -f libobjc-gnu.la && ln -s ../libobjc-gnu.la libobjc-gnu.la)
make[2]: *** No rule to make target `libobjc_gc.la', needed by `all'. Stop.
make[1]: *** [all-target-libobjc] Error 2
make: *** [all] Error 2
--
Dan Knapp
epends on position of
the function
Product: gcc
Version: 4.1.1
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: c++
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: dan at danny dot cz
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=28631
--- Comment #5 from dan at debian dot org 2006-06-04 18:40 ---
Subject: Re: [4.2 Regression] warning with cross build
On Sun, Jun 04, 2006 at 06:04:19PM -, mmitchel at gcc dot gnu dot org
wrote:
> Are you going to have time to do the surgery mentioned in Comment #1?
I can m
Sorry for the previous blank email. I saw your name and email address on a
website and thought you might be interested in taking a look at my new site.
www.pixelsthatrock.com
If you are interested in trading links or something let me know. Thanks!
- Dan
o: unassigned at gcc dot gnu dot org
ReportedBy: dan at verliba dot cz
CC: gcc-bugs at gcc dot gnu dot org
GCC host triplet: i586-mandrake-linux-gnu
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=21262
.0.0
Status: UNCONFIRMED
Severity: normal
Priority: P2
Component: regression
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: dan dot rosen at gmail dot com
CC: gcc-bugs at gcc dot gnu dot org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=20646
--- Additional Comments From dan at bolser dot co dot uk 2004-12-18 19:12
---
I also get the exact same behaviour using...
gcc -v
Reading specs from /usr/share/gcc-4.0b/lib/gcc/i686-pc-linux-gnu/4.0.0/specs
Configured with: ../gcc/configure --prefix=/usr/share/gcc-4.0b
--enable-java
--- Additional Comments From dan at bolser dot co dot uk 2004-12-18 19:07
---
The following code...
public class testish {
public static void main (String args[]){
Number pang = null;
double pong = pang.doubleValue();
if (pong != 0
Priority: P2
Component: java
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: dan at bolser dot co dot uk
CC: gcc-bugs at gcc dot gnu dot org,java-prs at gcc dot gnu
dot org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=19070
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