Hello,
the following program seems to be miscompiled at -O or higher:
int
main (void)
{
int data = 1;
struct ptr
{
int val;
} *ptr = (struct ptr *) data;
ptr-val = 0;
return data;
}
This program should return 0, but actually returns 1.
[ As far as I can tell, this
On Sat, Feb 5, 2011 at 7:55 AM, Ulrich Weigand uweig...@de.ibm.com wrote:
Hello,
the following program seems to be miscompiled at -O or higher:
int
main (void)
{
int data = 1;
struct ptr
{
int val;
} *ptr = (struct ptr *) data;
ptr-val = 0;
return data;
}
This
Jakub, Tobias --
The GCC SC has appointed you as maintainers of libquadmath within GCC.
Please update the MAINTAINERS file to reflect your new positions.
Congratulations!
--
Mark Mitchell
CodeSourcery
m...@codesourcery.com
(650) 331-3385 x713
Snapshot gcc-4.6-20110205 is now available on
ftp://gcc.gnu.org/pub/gcc/snapshots/4.6-20110205/
and on various mirrors, see http://gcc.gnu.org/mirrors.html for details.
This snapshot has been generated from the GCC 4.6 SVN branch
with the following options: svn://gcc.gnu.org/svn/gcc/trunk
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47616
Summary: ICE with allocate(a,source=(/1/))
Product: gcc
Version: 4.6.0
Status: UNCONFIRMED
Keywords: ice-on-valid-code
Severity: normal
Priority: P3
Component:
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47613
--- Comment #2 from janus at gcc dot gnu.org 2011-02-05 10:32:44 UTC ---
(In reply to comment #1)
So, this is target specific. What target are
you using?
x86_64-unknown-linux-gnu
I'll also note that in ios = -1 and 5010 are
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47574
--- Comment #14 from Thomas Koenig tkoenig at gcc dot gnu.org 2011-02-05
10:35:28 UTC ---
Author: tkoenig
Date: Sat Feb 5 10:35:24 2011
New Revision: 169850
URL: http://gcc.gnu.org/viewcvs?root=gccview=revrev=169850
Log:
2001-02-05 Thomas
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47574
Thomas Koenig tkoenig at gcc dot gnu.org changed:
What|Removed |Added
Status|UNCONFIRMED |RESOLVED
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42631
--- Comment #15 from Jie Zhang jiez at gcc dot gnu.org 2011-02-05 12:06:21
UTC ---
Author: jiez
Date: Sat Feb 5 12:06:18 2011
New Revision: 169851
URL: http://gcc.gnu.org/viewcvs?root=gccview=revrev=169851
Log:
PR debug/42631
* web.c
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47558
--- Comment #58 from Iain Sandoe iains at gcc dot gnu.org 2011-02-05 12:21:51
UTC ---
The response from Nick indicates that the documentation for -flat_namespace and
two-level namespaces is correct and up to date - so we should proceed with a
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47613
Jerry DeLisle jvdelisle at gcc dot gnu.org changed:
What|Removed |Added
CC||jvdelisle at
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47567
--- Comment #9 from Jerry DeLisle jvdelisle at gcc dot gnu.org 2011-02-05
13:15:08 UTC ---
I completely understand your position on '*' vs '0'
At the time we first implemented showing that special case with zero, we had a
bit of discussion on
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47528
Kai Tietz ktietz at gcc dot gnu.org changed:
What|Removed |Added
Status|UNCONFIRMED |WAITING
Last
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47613
--- Comment #4 from H.J. Lu hjl.tools at gmail dot com 2011-02-05 14:48:07
UTC ---
On Fedora 14/x86-64, I got
[hjl@gnu-34 rrs]$ /usr/gcc-4.6/bin/gfortran pr47613.f90 -static
[hjl@gnu-34 rrs]$ ./a.out
-1 T
[hjl@gnu-34 rrs]$
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47615
H.J. Lu hjl.tools at gmail dot com changed:
What|Removed |Added
Status|UNCONFIRMED |NEW
Last
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47613
--- Comment #5 from H.J. Lu hjl.tools at gmail dot com 2011-02-05 15:11:04
UTC ---
Revision 169847 also works for me on Fedora 14.
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46188
Mikael Pettersson mikpe at it dot uu.se changed:
What|Removed |Added
CC||hubicka at gcc
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47610
--- Comment #6 from John David Anglin danglin at gcc dot gnu.org 2011-02-05
15:45:01 UTC ---
I'm seeing the following new fail on hppa64-hp-hpux11.11:
Executing on host: /test/gnu/gcc/objdir/gcc/xgcc -B/test/gnu/gcc/objdir/gcc/
/te
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46779
Georg Lay avr at gjlay dot de changed:
What|Removed |Added
CC||avr at gjlay dot de
---
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47571
--- Comment #22 from Janne Blomqvist jb at gcc dot gnu.org 2011-02-05
16:22:09 UTC ---
Author: jb
Date: Sat Feb 5 16:22:04 2011
New Revision: 169852
URL: http://gcc.gnu.org/viewcvs?root=gccview=revrev=169852
Log:
PR 47571 Fix HPUX bootstrap
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47610
--- Comment #7 from Jakub Jelinek jakub at gcc dot gnu.org 2011-02-05
16:57:10 UTC ---
Can't reproduce that with a cross to hppa64-hp-hpux11.11, I get the expected
error instantly.
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47613
--- Comment #6 from janus at gcc dot gnu.org 2011-02-05 17:06:20 UTC ---
For completeness, I'm seeing this issue on openSUSE 11.3 (x86_64) with
gfortran-4.6 -v
Using built-in specs.
COLLECT_GCC=gfortran-4.6
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47610
--- Comment #8 from dave at hiauly1 dot hia.nrc.ca 2011-02-05 17:09:48 UTC ---
Can't reproduce that with a cross to hppa64-hp-hpux11.11, I get the expected
error instantly.
Sorry, this is my fault. I misapplied your patch.
Dave
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47616
--- Comment #1 from Thomas Koenig tkoenig at gcc dot gnu.org 2011-02-05
17:31:19 UTC ---
Same error with mold:
ig25@linux-fd1f:~/Krempel/Arr cat arr-3.f90
program main
implicit none
integer, dimension(:), allocatable :: a
allocate (a,
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47613
--- Comment #7 from H.J. Lu hjl.tools at gmail dot com 2011-02-05 17:50:43
UTC ---
(In reply to comment #6)
For completeness, I'm seeing this issue on openSUSE 11.3 (x86_64) with
What else can I do to nail this down?
Please show
# strace
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47613
--- Comment #8 from Jerry DeLisle jvdelisle at gcc dot gnu.org 2011-02-05
17:57:09 UTC ---
Do you have environment variables set for buffering or non-buffering? I am on
Fedora 14 and don't see it. Its puzzling. Have you tried clean bootstrap
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47567
--- Comment #10 from Jerry DeLisle jvdelisle at gcc dot gnu.org 2011-02-05
17:58:51 UTC ---
Author: jvdelisle
Date: Sat Feb 5 17:58:48 2011
New Revision: 169853
URL: http://gcc.gnu.org/viewcvs?root=gccview=revrev=169853
Log:
2011-02-05 Jerry
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47613
--- Comment #9 from janus at gcc dot gnu.org 2011-02-05 17:59:40 UTC ---
(In reply to comment #7)
What else can I do to nail this down?
Please show
# strace ./a.out
Here you go:
strace ./a.out
execve(./a.out, [./a.out], [/* 91 vars
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47613
--- Comment #10 from Steve Kargl sgk at troutmask dot apl.washington.edu
2011-02-05 18:11:02 UTC ---
On Sat, Feb 05, 2011 at 05:59:49PM +, janus at gcc dot gnu.org wrote:
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47613
--- Comment #9
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47613
--- Comment #11 from H.J. Lu hjl.tools at gmail dot com 2011-02-05 18:14:14
UTC ---
On Fedora/14, I got
execve(./a.out, [./a.out], [/* 34 vars */]) = 0
uname({sys=Linux, node=gnu-34.sc.intel.com, ...}) = 0
brk(0)
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47558
--- Comment #59 from Jack Howarth howarth at nitro dot med.uc.edu 2011-02-05
18:40:15 UTC ---
I can confirm that the patch in Comment 58 both eliminates the failure in the
reduced test case from Comment 56 as well as the failure in the dipCoup
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47558
--- Comment #60 from Iain Sandoe iains at gcc dot gnu.org 2011-02-05 18:57:20
UTC ---
(In reply to comment #59)
I can confirm that the patch in Comment 58 both eliminates the failure in the
reduced test case from Comment 56 as well as the
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47558
--- Comment #61 from Jack Howarth howarth at nitro dot med.uc.edu 2011-02-05
19:04:18 UTC ---
Actually the two issues are entirely intertwined. PR47558 was due to not
prioritizing symbols from libSystem over those from libgcc_ext. FYI, I don't
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47558
--- Comment #62 from Dominique d'Humieres dominiq at lps dot ens.fr
2011-02-05 19:23:09 UTC ---
... FYI, I don't
see why getting ___divdc3 fixed in time for Lion should be that difficult.
From the audit trail of PR42333, this is not a bug but
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42434
Janne Blomqvist jb at gcc dot gnu.org changed:
What|Removed |Added
Status|NEW |ASSIGNED
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42434
--- Comment #2 from Janne Blomqvist jb at gcc dot gnu.org 2011-02-05 20:20:52
UTC ---
Author: jb
Date: Sat Feb 5 20:20:48 2011
New Revision: 169854
URL: http://gcc.gnu.org/viewcvs?root=gccview=revrev=169854
Log:
PR 42434 Update SYSTEM_CLOCK
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42434
Janne Blomqvist jb at gcc dot gnu.org changed:
What|Removed |Added
Status|ASSIGNED|RESOLVED
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47610
--- Comment #9 from Jakub Jelinek jakub at gcc dot gnu.org 2011-02-05
20:35:19 UTC ---
Author: jakub
Date: Sat Feb 5 20:35:16 2011
New Revision: 169855
URL: http://gcc.gnu.org/viewcvs?root=gccview=revrev=169855
Log:
PR middle-end/47610
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47612
Mikael Pettersson mikpe at it dot uu.se changed:
What|Removed |Added
CC||bernds at gcc
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47610
Jakub Jelinek jakub at gcc dot gnu.org changed:
What|Removed |Added
Status|ASSIGNED|RESOLVED
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42333
--- Comment #51 from Jack Howarth howarth at nitro dot med.uc.edu 2011-02-05
21:11:30 UTC ---
The __divdc3 in Snow Leopard come from the compiler-rt llvm project. Here are
the tests they they use to validate their __divdc3...
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42333
--- Comment #52 from Jack Howarth howarth at nitro dot med.uc.edu 2011-02-05
21:49:14 UTC ---
Filed bug report upstream against compiler-rt with testcase...
http://llvm.org/bugs/show_bug.cgi?id=9150
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47613
janus at gcc dot gnu.org changed:
What|Removed |Added
Status|UNCONFIRMED |RESOLVED
Resolution|
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47617
Summary: SSE rounding mode works -g, not -O3
Product: gcc
Version: 4.3.2
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: c
AssignedTo:
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42333
m...@gcc.gnu.org mrs at gcc dot gnu.org changed:
What|Removed |Added
Status|UNCONFIRMED |NEW
Last
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45375
--- Comment #38 from Jan Hubicka hubicka at gcc dot gnu.org 2011-02-05
22:38:41 UTC ---
Created attachment 23253
-- http://gcc.gnu.org/bugzilla/attachment.cgi?id=23253
failing testcase
With current mainline and top of tree mozilla, things
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47618
Summary: Collecting multiple profiles and using all for PGO
Product: gcc
Version: 4.6.0
Status: UNCONFIRMED
Severity: enhancement
Priority: P3
Component: gcov-profile
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47269
--- Comment #2 from Mike Stump mikestump at comcast dot net 2011-02-06
01:10:06 UTC ---
Luckily specs can do this:
%{!fdump=*:%{!fsyntax-only:foo}}
says to put in foo, if those two flags are not given; this is and.
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47269
--- Comment #3 from Mike Stump mikestump at comcast dot net 2011-02-06
01:31:52 UTC ---
If I understand what they intend, though, the documentation isn't clear on this
point:
%{!gtoggle:
%{gdwarf-2:%{!gstabs*:%{!g0: -idsym}}}\
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47617
--- Comment #1 from Andrew Pinski pinskia at gcc dot gnu.org 2011-02-06
02:13:37 UTC ---
I think you need to use -frounding-math. GCC assumes by default the rounding
mode is round-to-nearest. See
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47269
--- Comment #4 from Jack Howarth howarth at nitro dot med.uc.edu 2011-02-06
02:15:08 UTC ---
Mike,
I thought it was pretty clear in the man page...
-gtoggle
Turn off generation of debug info, if leaving out this option would
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47047
--- Comment #4 from Joerg Sonnenberger joerg at netbsd dot org 2011-02-06
04:10:12 UTC ---
(In reply to comment #3)
Please fill in the form at
http://gcc.gnu.org/wiki/CopyrightAssignment
and send it to fsf-reco...@gnu.org and they will then
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43073
Luke A. Guest laguest at archeia dot com changed:
What|Removed |Added
CC||laguest at
53 matches
Mail list logo
