--- Additional Comments From ebotcazou at gcc dot gnu dot org 2004-11-16
08:05 ---
> There has only been one patch to combine after 3.3 which might have caused
> this:
>
> 2003-10-06 Eric Botcazou <[EMAIL PROTECTED]>
>
> PR optimization/11637
> * combine.c (adjust_for
--- Additional Comments From ebotcazou at gcc dot gnu dot org 2004-11-16
08:21 ---
And 5 minutes of additional work would have been sufficient to spot the obvious
culprit:
2003-05-14 Eric Christopher <[EMAIL PROTECTED]>
* combine.c: Fix header comments.
(distribute_no
--
What|Removed |Added
CC||echristo at redhat dot com
AssignedTo|ebotcazou at gcc dot gnu dot|unassigned at gcc dot gnu
--
What|Removed |Added
Severity|critical|normal
Status|UNCONFIRMED |NEW
Ever Confirmed||1
--- Additional Comments From ebotcazou at gcc dot gnu dot org 2004-11-16
08:35 ---
Pending patch: http://gcc.gnu.org/ml/gcc-patches/2004-11/msg01200.html
--
What|Removed |Added
-
--- Additional Comments From ebotcazou at gcc dot gnu dot org 2004-11-16
08:36 ---
This is critical on the SPARC.
--
What|Removed |Added
Severity|normal
--- Additional Comments From reichelt at gcc dot gnu dot org 2004-11-16
10:05 ---
On mainline we now have an ICE:
PR18100.cc:3: error: 'A' is not a template type
PR18100.cc:3: internal compiler error: in xref_basetypes, at cp/decl.c:9364
Please submit a full bug report, [etc.]
--
h
For source code see attachment. The source came
from http://www.netlib.org/blas/d1mach.f .
For new code, this should not be an ussue, because
these numbers are supplied by the front end. Old
code from sources like netlib relies on these routines,
and it's a pain to have to change them.
$ gfortra
--- Additional Comments From Thomas dot Koenig at online dot de 2004-11-16
10:35 ---
Created an attachment (id=7553)
--> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=7553&action=view)
test case
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=18518
When I compile qt-x11-free-3.3.3 with -O3 I get a segmentation fault.
This ICE doesn't occur at -O2
Snapshot 20041024 works, snapshot 20041107 and 20041114 segfaults.
Michael Cieslinski
g++40f -c -O3 -o .obj/release-shared-mt/qscriptengine.o qscriptengine.ii -v
Reading specs from /usr/local/gcc
--- Additional Comments From micis at gmx dot de 2004-11-16 11:09 ---
Created an attachment (id=7554)
--> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=7554&action=view)
preprocessed source
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=18519
--- Additional Comments From dorit at il dot ibm dot com 2004-11-16 12:14
---
patch: http://gcc.gnu.org/ml/gcc-patches/2004-11/msg01301.html
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=18403
--- Additional Comments From cvs-commit at gcc dot gnu dot org 2004-11-16
12:17 ---
Subject: Bug 18447
CVSROOT:/cvs/gcc
Module name:gcc
Changes by: [EMAIL PROTECTED] 2004-11-16 12:17:01
Modified files:
gcc: ChangeLog
gcc/config/sh : s
I tried to compile gsl-1.5 with the actual snapshot of gcc40 and got an ICE
when I use -ffast-math.
Michael Cieslinski
gcc40 -ffast-math -c infnan.i -o infnan.o -pipe -v
Reading specs from /usr/local/gcc40f/lib/gcc/powerpc-unknown-linux-
gnu/4.0.0/specs
Configured with: ../gcc40/configure --pre
--- Additional Comments From micis at gmx dot de 2004-11-16 12:38 ---
Created an attachment (id=7555)
--> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=7555&action=view)
preprocessed source
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=18520
--
What|Removed |Added
Summary|ICE in emit_store_flag, at |ICE in emit_store_flag, at
|expmed.c:5081 |expmed.c:5081with -ffast-
--- Additional Comments From dorit at il dot ibm dot com 2004-11-16 12:47
---
Testcases vect-[77,77a,78].c don't get vectorized with -m64 because the access
function that the evolution analyzer returns for the pointers in these loops
looks like the following:
ib_16 + (aint *) ((long un
--- Additional Comments From pinskia at gcc dot gnu dot org 2004-11-16
12:57 ---
Broke on the mainline:
: Search converges between 2001-02-11-trunk (#6) and 2001-02-18-trunk (#7).
Fixed on the mainline : Search converges between 2003-01-15-trunk (#165) and
2003-01-17-trunk
(#166).
So
--- Additional Comments From pinskia at gcc dot gnu dot org 2004-11-16
13:03 ---
: Search converges between 2004-10-09-014001-trunk (#585) and
2004-10-09-161001-trunk
(#586).
Reduced testcase:
extern int isnan (double __value) __attribute__ ((__const__));
int
gsl_isnan (const double x
--- Additional Comments From pinskia at gcc dot gnu dot org 2004-11-16
13:10 ---
Fixed.
--
What|Removed |Added
Status|UNCONFIRMED |RESOLVED
--- Additional Comments From pinskia at gcc dot gnu dot org 2004-11-16
13:14 ---
Note -O2 -finline-functions is enough to reproduce the bug.
The backtrace:
#0 0x002c51e0 in operand_equal_p (arg0=0x26cb000, arg1=0x26c9300, flags=0) at
/Users/pinskia/
src/local/gcc/gcc/fold-const.c:2350
I tried to compile mysql-4.1.6-gamma with the actual gcc snapshot an got an ICE
when I use -funswitch-loops at -O1 and above.
This is a recent regression since snapshot 20040225 works.
Michael Cieslinski
gcc40f -pipe -O2 -funswitch-loops -c -o term.o term.i -v
Reading specs from /usr/local/g
--- Additional Comments From micis at gmx dot de 2004-11-16 13:18 ---
Created an attachment (id=7556)
--> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=7556&action=view)
preprocessed source
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=18521
--- Additional Comments From micis at gmx dot de 2004-11-16 13:20 ---
The compiler is build with:
export CFLAGS="-pipe -g -O3 -mcpu=G5 -maltivec -mabi=altivec -fmessage-
length=0 -falign-loops=16 -falign-jumps=16 -falign-functions=32 -fstrict-
aliasing -fsched-interblock --param max-gcse
--- Additional Comments From torgeihe at stud dot ntnu dot no 2004-11-16
13:23 ---
Why was this bug closed without being resolved? I have attached an improved
testcase that uncovers another bug that occurs when optimization is disabled, so
hopefully it's okay that I reopen this report.
--- Additional Comments From giovannibajo at libero dot it 2004-11-16
13:33 ---
Updated patch:
http://gcc.gnu.org/ml/gcc-patches/2004-11/msg01312.html
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=17447
--- Additional Comments From phython at gcc dot gnu dot org 2004-11-16
13:40 ---
Created an attachment (id=7558)
--> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=7558&action=view)
SPARC VIS intrinsics
This patch doesn't fail in recog and passes the attached tests.
--
Wh
--- Additional Comments From phython at gcc dot gnu dot org 2004-11-16
13:43 ---
Created an attachment (id=7559)
--> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=7559&action=view)
Testcases
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=18510
--
What|Removed |Added
Component|tree-optimization |target
Keywords||wrong-code
http://gcc.gnu.org/bugzilla/show_bug.cgi?id
--- Additional Comments From pinskia at gcc dot gnu dot org 2004-11-16
13:53 ---
The change was reverted.
--
What|Removed |Added
Status|UNCONFIRMED
--- Additional Comments From pinskia at gcc dot gnu dot org 2004-11-16
13:54 ---
The change was reverted.
--
What|Removed |Added
Status|UNCONFIRMED
--- Additional Comments From pinskia at gcc dot gnu dot org 2004-11-16
13:54 ---
*** This bug has been marked as a duplicate of 18478 ***
--
What|Removed |Added
--- Additional Comments From pinskia at gcc dot gnu dot org 2004-11-16
13:54 ---
*** Bug 18521 has been marked as a duplicate of this bug. ***
--
What|Removed |Added
--- Additional Comments From pinskia at gcc dot gnu dot org 2004-11-16
13:55 ---
Confirmed.
--
What|Removed |Added
Status|UNCONFIRMED |NEW
E
--
What|Removed |Added
Keywords||wrong-code
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=18518
--- Additional Comments From pinskia at gcc dot gnu dot org 2004-11-16
14:27 ---
Confirmed reduced testcase:
struct QChar {
unsigned short ucs;
} ;
int tibetan_form( const QChar &c );
static inline int tibetan_nextSyllableBoundary( int start, bool *invalid, QChar
*uc)
{
int pos =
--- Additional Comments From pinskia at gcc dot gnu dot org 2004-11-16
14:31 ---
I almost think it was caused by:
2004-10-27 Kazu Hirata <[EMAIL PROTECTED]>
* tree-cfg.c (thread_jumps): Speed up by reordering the two
conditions for entering basic blocks into worklist.
--- Additional Comments From pinskia at gcc dot gnu dot org 2004-11-16
14:45 ---
I forgot to say that the reduced testcase only fails at -O1 now (I don't know
why).
Also here is the C example (which is just slight changes to C++ example):
#define bool _Bool
typedef struct QChar {
uns
--- Additional Comments From pinskia at gcc dot gnu dot org 2004-11-16
14:56 ---
We are crashing because we are looking at a SSA_NAME which is in the free list:
def_stmt
version 16 in-free-list>
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=18519
--- Additional Comments From kazu at cs dot umass dot edu 2004-11-16 15:06
---
Reduced a little more:
/* ./cc1 -O1 pr18519.c */
int baz (int *);
void
foo (int *uc)
{
int *invalidp;
--- Additional Comments From pinskia at gcc dot gnu dot org 2004-11-16
15:52 ---
Mine, this speeds up PR 13776 by 10 seconds or 7% (at -O3).
--
What|Removed |Added
OtherBugsD
--- Additional Comments From hjl at lucon dot org 2004-11-16 16:50 ---
What is the real problem? Is my patch causes libgcc_s_nof.so.1 to be rebuilt or
my patch doesn't work with bogus libgcc_s_nof.so.1 rebuild?
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=18508
--- Additional Comments From janis187 at us dot ibm dot com 2004-11-16
17:06 ---
GCC for powerpc64-*-linux* could be any of the following: (a) a compiler that
generates only LP64 code; (b) a biarch compiler that generates ILP32 code by
default; or (c) a biarch compiler that generates LP6
--- Additional Comments From kazu at cs dot umass dot edu 2004-11-16 17:08
---
The binary search converges between 2004-10-27 17:40GMT and 2004-10-27 17:50GMT,
so this patch is likely to have caused the segfault.
2004-10-27 Daniel Berlin <[EMAIL PROTECTED]>
Fix PR tree-optimiz
--- Additional Comments From dberlin at dberlin dot org 2004-11-16 17:28
---
Subject: Re: [4.0 Regression] ICE: Segmentation
fault with optimization
cleanup_tree_cfg can't happen before we've fixed up the def-def chains, so
i'm making it into a todo.
--- Additional Comments Fro
--- Additional Comments From dberlin at dberlin dot org 2004-11-16 17:28
---
Subject: Re: [4.0 Regression] ICE: Segmentation
fault with optimization
cleanup_tree_cfg can't happen before we've fixed up the def-def chains, so
i'm making it into a todo.
--- Additional Comments Fro
--- Additional Comments From pinskia at gcc dot gnu dot org 2004-11-16
17:46 ---
Do these still happen?
I think RTH disable the code which was causing the problem.
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=18357
--- Additional Comments From pinskia at gcc dot gnu dot org 2004-11-16
17:46 ---
Do these still happen?
I think RTH disable the code which was causing the problem.
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=18359
--- Additional Comments From kazu at cs dot umass dot edu 2004-11-16 17:48
---
Subject: Re: Micro-optimize tree_code_class
Hi Steven,
> How about making the classes bitmasks?
Yes, I came across this idea. There are a lot of predicates that can
simply use bitmasks.
Kazu Hirata
--
--- Additional Comments From pinskia at gcc dot gnu dot org 2004-11-16
17:54 ---
Does this still happen?
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=18241
Possible bug in gcc-3.4.3 fixincludes on IBM AIX 5.2
Building the compiler ("make bootstrap") fails when compiling
genautomata.c, due to a header file problem. The header file which
produces the error is generated by fixincludes from the system math.h
file. It appears that the word "class" is trig
On Nov 16, 2004, at 1:30 PM, Dave Hines wrote:
Possible bug in gcc-3.4.3 fixincludes on IBM AIX 5.2
Building the compiler ("make bootstrap") fails when compiling
genautomata.c, due to a header file problem. The header file which
produces the error is generated by fixincludes from the system math.h
--- Additional Comments From dje at gcc dot gnu dot org 2004-11-16 19:16
---
Fix included in PTF U488845.
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=11315
--- Additional Comments From stuart at apple dot com 2004-11-16 19:39
---
Here is the body of an email I sent to Jan Hubicka concerning this bug. In the
body of the message,
'you' refers to Jan.
--
For discussion, here is the
--- Additional Comments From cvs-commit at gcc dot gnu dot org 2004-11-16
19:56 ---
Subject: Bug 18498
CVSROOT:/cvs/gcc
Module name:gcc
Branch: gcc-3_4-branch
Changes by: [EMAIL PROTECTED] 2004-11-16 19:55:48
Modified files:
gcc: Change
--- Additional Comments From tromey at gcc dot gnu dot org 2004-11-16
20:02 ---
I tried reproducing this on x86 FC2.
I did:
rm i686-pc-linux-gnu/libjava/{config.cache,Makefile}
make CFLAGS_FOR_TARGET='-g -O2 ' configure-target-libjava
Then:
cd i686-pc-linux-gnu/libjava/libltdl/
./conf
--- Additional Comments From schwab at suse dot de 2004-11-16 20:22 ---
Sorry for being imprecise. The fact that libgcc_s_nof.so.1 is always rebuilt
is an older bug not caused by your patch. The new problem is that basename is
called without arguments due to $(STAGE_PREFIX) being empt
--- Additional Comments From pinskia at gcc dot gnu dot org 2004-11-16
20:32 ---
Fixed.
--
What|Removed |Added
Status|NEW |RESOLVED
--- Additional Comments From reichelt at gcc dot gnu dot org 2004-11-16
20:35 ---
At least we have an error message now.
But the error message isn't quite correct.
The 3.3 branch gives a better one:
PR18100.cc:2: error: duplicate nested type `struct A'
Kriang, the ICE was introduced wi
--- Additional Comments From hjl at lucon dot org 2004-11-16 20:57 ---
How hard to fix the older bug?
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=18508
--- Additional Comments From reichelt at gcc dot gnu dot org 2004-11-16
21:08 ---
Another hint: The accepts-invalid bug was introduced by Mark's patch for
PR14086:
http://gcc.gnu.org/ml/gcc-cvs/2004-02/msg00790.html
--
What|Removed |Added
---
--- Additional Comments From reichelt at gcc dot gnu dot org 2004-11-16
21:23 ---
Fixed on mainline.
Most probably by Kriang's name-lookup patch
http://gcc.gnu.org/ml/gcc-cvs/2004-11/msg00680.html
Kriang, do you think we should add that as testcase?
--
What|Removed
--
What|Removed |Added
Target Milestone|--- |4.0.0
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=13010
--- Additional Comments From reichelt at gcc dot gnu dot org 2004-11-16
21:38 ---
Fixed by Paul's patch for PR13010.
--
What|Removed |Added
Status|NEW
--- Additional Comments From schwab at suse dot de 2004-11-16 21:45 ---
I haven't yet found out why, and it's completely independent of this bug
anyway. There can always be legitimate reasons to rebuild libgcc_s_nof.so.1
in repeated executions of make all-gcc if you modify some sources
--- Additional Comments From belyshev at lubercy dot com 2004-11-16 21:59
---
-O0 3.4.4 4.0.0 diff
cc1 18.423.8+29%
cc1plus 24.319.5
--- Additional Comments From jeff at rtr dot com 2004-11-16 22:00 ---
Subject: Re: 64 bit structure passing problem (g++, not gcc)
Hi,
I tested it with gcc 3.4.3 today and the bug seems to have been fixed.
Regards,
Jeff
According to pinskia at gcc dot gnu dot org:
>
>
>
[isolde:tmp]$ cat > a.cc
int foo();
void bar() { &foo(); }
[isolde:tmp]$ /work/root/bin/g++ -c a.cc
a.cc: In function 'void bar()':
a.cc:2: error: non-lvalue in unary %<&$>
[isolde:tmp]$
We don't really want users to see that "%<" junk, do we?
--
Summary: Error message formatted
--- Additional Comments From sje at cup dot hp dot com 2004-11-16 22:23
---
I just tested this and found I could reproduce it with 3.2.3 and 3.3, but the
3.4 and top of tree (pre-4.0) versions look OK. I.e. they produce the proper
negative number. The test case still fails but I believ
--- Additional Comments From cvs-commit at gcc dot gnu dot org 2004-11-16
22:42 ---
Subject: Bug 6123
CVSROOT:/cvs/gcc
Module name:gcc
Changes by: [EMAIL PROTECTED] 2004-11-16 22:42:21
Modified files:
gcc: ChangeLog
gcc/config : so
--- Additional Comments From dberlin at gcc dot gnu dot org 2004-11-16
22:43 ---
Actually, I think this is a remarkably bad idea, and would like to close this as
wontfix.
Pure and const are things that are not easily verifiable by the compiler in a
lot of common cases (it may get false
--- Additional Comments From bangerth at dealii dot org 2004-11-16 22:45
---
That's a duplicate of PR 18001. Sounds easier to fix than a good number
of other PRs, but nothing's happening apparently...
W.
*** This bug has been marked as a duplicate of 18001 ***
--
What
--- Additional Comments From bangerth at dealii dot org 2004-11-16 22:45
---
*** Bug 18522 has been marked as a duplicate of this bug. ***
--
What|Removed |Added
--- Additional Comments From pinskia at gcc dot gnu dot org 2004-11-16
22:48 ---
Closing as fixed.
--
What|Removed |Added
Status|WAITING |RES
gcc 4.0 has a new feature: it no longer recognizes generalized lvalues. The
documentation doesn't say
anything about it, however. Instead, the section on generalized lvalues from
3.4 has just been
removed.
This isn't reasonable. Users who are familiar with previous versions of GCC
shouldn'
--- Additional Comments From pinskia at gcc dot gnu dot org 2004-11-16
23:25 ---
It is documented on the changes page:
http://gcc.gnu.org/gcc-4.0/changes.html
--
What|Removed |Added
-
--- Additional Comments From joseph at codesourcery dot com 2004-11-16
23:26 ---
Subject: Re: New: Documentation should discuss removal of
generalized lvalues
On Tue, 16 Nov 2004, austern at apple dot com wrote:
> gcc 4.0 has a new feature: it no longer recognizes generalized lvalues
When multilibs are being used, but MULTILIB_OSDIRNAMES is not set (for example
with --target=powerpc-linux) the generated libgcc.mk contains rules that don't
create its target. In the case of powerpc-linux this is the rule for
nof/libgcc_s_nof.so which actually creates libgcc_s_nof.so (without
--- Additional Comments From dmixm at marine dot febras dot ru 2004-11-16
23:58 ---
In March, 2004 Richard Sandiford has offered a patch for elimination of
this problem. See: http://gcc.gnu.org/ml/gcc/2004-03/msg01456.html This
patch modifies function do_jump (a file dojump.c). This c
--- Additional Comments From kazu at cs dot umass dot edu 2004-11-17 00:09
---
This is hard.
--
What|Removed |Added
Status|WAITING |RESOLVED
--- Additional Comments From pinskia at gcc dot gnu dot org 2004-11-17
00:09 ---
At -O3 for the f.c in here, 40% of the time (at least on ppc-darwin) is spent
allocating memory or
freeing it so reducing the amount of memory used over all will help.
--
http://gcc.gnu.org/bugzilla/sh
--- Additional Comments From giovannibajo at libero dot it 2004-11-17
00:23 ---
Fixed for GCC 4.0, with this patch:
http://gcc.gnu.org/ml/gcc-cvs/2004-11/msg00786.html
Thanks for your report!
--
What|Removed |Added
--
--- Additional Comments From bernie at develer dot com 2004-11-17 00:54
---
Still present on mainline. Prevents bootstrap on avr.
--
What|Removed |Added
--
What|Removed |Added
AssignedTo|amodra at bigpond dot net |unassigned at gcc dot gnu
|dot au |dot org
Status|ASSIGNED
--- Additional Comments From cvs-commit at gcc dot gnu dot org 2004-11-17
02:02 ---
Subject: Bug 18519
CVSROOT:/cvs/gcc
Module name:gcc
Changes by: [EMAIL PROTECTED] 2004-11-17 02:01:40
Modified files:
gcc: ChangeLog tree-optimize.c tree-pass.h
Andrew Pinski wrote:
>
> On Nov 16, 2004, at 1:30 PM, Dave Hines wrote:
>
> > Possible bug in gcc-3.4.3 fixincludes on IBM AIX 5.2
> >
> > Building the compiler ("make bootstrap") fails when compiling
> > genautomata.c, due to a header file problem. The header file which
> > produces the error is
--- Additional Comments From amodra at bigpond dot net dot au 2004-11-17
04:02 ---
Fixed on mainline with
http://gcc.gnu.org/ml/gcc-patches/2004-06/msg01562.html
http://gcc.gnu.org/ml/gcc-cvs/2004-06/msg00912.html
--
What|Removed |Added
-
--- Additional Comments From ramana dot radhakrishnan at codito dot com
2004-11-17 04:09 ---
Now that gcc 3.4 branch is thawed , could this patch be applied to the 3.4
branch as well .
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=18263
--- Additional Comments From jlquinn at gcc dot gnu dot org 2004-11-17
04:40 ---
OK - turned out to be a simple bug, not adjusting for the minus sign. Amazingly
all of the above patches had the bug and I couldn't have had successful tests
with it there.
Here's the updated patch with fl
--- Additional Comments From hjl at lucon dot org 2004-11-17 05:44 ---
A patch is posted at
http://gcc.gnu.org/ml/gcc-patches/2004-11/msg01352.html
--
What|Removed |Added
--- Additional Comments From schlie at comcast dot net 2004-11-17 07:21
---
Subject: Re: 3.4.3 ~6x+ performance regression vs
3.3.1
> From: dmixm at marine dot febras dot ru <[EMAIL PROTECTED]>
> But foo_ll (shift loop with count 62!) and foo_l have remained on old -
> through shift o
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