--- Additional Comments From shadow at serverart dot org 2004-10-17 06:24 ---
possibly related to http://www.cygwin.com/ml/cygwin/2004-04/msg01103.html
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=17990
--- Additional Comments From gdr at cs dot tamu dot edu 2004-10-17 07:50 ---
Subject: Re: dependent expressions in attributes
On Sat, 17 Oct 2004, giovannibajo at libero dot it wrote:
| OK, I fixed part of this for 4.0. The missing part is when the expression in
| attributes is
--- Additional Comments From mark at gcc dot gnu dot org 2004-10-17 08:52 ---
Created an attachment (id=7366)
-- (http://gcc.gnu.org/bugzilla/attachment.cgi?id=7366action=view)
Small ClassLoader test case
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=18036
The following ICE occurs for gcc-3.4.3pre when using -O3. It does not occur with
-O2 or below:
# avr-rtems4.7-gcc -v -Wall -O3 -otmp.o -c ata.i
Reading specs from /opt/rtems-4.7/lib/gcc/avr-rtems4.7/3.4.3/specs
Configured with: ../gcc-3.4.3/configure --prefix=/opt/rtems-4.7
--- Additional Comments From ralf_corsepius at rtems dot org 2004-10-17 09:09
---
Created an attachment (id=7367)
-- (http://gcc.gnu.org/bugzilla/attachment.cgi?id=7367action=view)
Stripped down, preprocessed source code to trigger the ICE.
--
--- Additional Comments From giovannibajo at libero dot it 2004-10-17 11:21
---
There is a recent posting to comp.lang.c++.moderated about the same problem,
with the subject Bitwise copy during aggregate initialization (a compiler
bug?).
... which is here: http://tinyurl.com/4hpdn
--- Additional Comments From giovannibajo at libero dot it 2004-10-17 11:26
---
Approved for 4.1.
--
What|Removed |Added
OtherBugsDependingO|
--- Additional Comments From giovannibajo at libero dot it 2004-10-17 11:26
---
Approved for 4.1.
--
What|Removed |Added
OtherBugsDependingO|
Compiling boost I get the following ICE:
/usr/lib/gcc/i586-suse-linux/4.0.0/cc1plus -fpreprocessed function.ii -quiet
-dumpbase function.cpp -mtune=pentium -auxbase-strip
bin/boost/libs/python/build/libboost_python.so/gcc/release/shared-linkable-true/function.o
-O3 -Wall -Wno-inline -version
--- Additional Comments From aj at gcc dot gnu dot org 2004-10-17 12:37 ---
Created an attachment (id=7368)
-- (http://gcc.gnu.org/bugzilla/attachment.cgi?id=7368action=view)
Preprocessed and compressed source file
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=18040
--- Additional Comments From kazu at cs dot umass dot edu 2004-10-17 13:06 ---
Confirmed.
--
What|Removed |Added
Status|UNCONFIRMED |NEW
--- Additional Comments From giovannibajo at libero dot it 2004-10-17 13:34
---
Kazu, make sure the fill the missing fields when confirming a bug. Especially
the regression status is very important.
--
What|Removed |Added
--- Additional Comments From lerdsuwa at gcc dot gnu dot org 2004-10-17 14:08
---
Patches submitted. Both patches are required to fix this bug.
http://gcc.gnu.org/ml/gcc-patches/2004-10/msg01321.html
http://gcc.gnu.org/ml/gcc-patches/2004-10/msg01372.html
--
What
--- Additional Comments From lerdsuwa at gcc dot gnu dot org 2004-10-17 14:09
---
Patches submitted. Both patches are required to fix this bug.
http://gcc.gnu.org/ml/gcc-patches/2004-10/msg01321.html
http://gcc.gnu.org/ml/gcc-patches/2004-10/msg01372.html
--
What
--- Additional Comments From lerdsuwa at gcc dot gnu dot org 2004-10-17 14:41
---
Working on friend class name injection. It's very likely
the fix also applies to friend function.
--
What|Removed |Added
--- Additional Comments From pinskia at gcc dot gnu dot org 2004-10-17 14:47
---
This is a bug in the IV-OPTS (reducing the testcase right now).
--
What|Removed |Added
--- Additional Comments From lerdsuwa at gcc dot gnu dot org 2004-10-17 15:17
---
With patches:
http://gcc.gnu.org/ml/gcc-patches/2004-10/msg01321.html
http://gcc.gnu.org/ml/gcc-patches/2004-10/msg01372.html
GCC gives:
pr1016.C:8: error: field 'b_' has incomplete type
which is
--- Additional Comments From lerdsuwa at gcc dot gnu dot org 2004-10-17 15:19
---
Reopen this bug since friend class and friend function bugs
will be addressed separately. PR1016 is likely to be fixed before
this one.
--
What|Removed |Added
Hi,
I am trying to natively build native gnu gcc 3.3.2 compiler from the source
tar ball on PQ2FADS-VR (MPC 8275)
with 32 MB DRAM memory, running vanilla Linux 2.6.8-rc4 kernel (built by
me) with NFS mounted root file system (/fadsroot) and getting memory
errors (see listing below).
For such
--- Additional Comments From lerdsuwa at gcc dot gnu dot org 2004-10-17 15:21
---
Will look at it while fixing friend class lookup.
--
What|Removed |Added
--- Additional Comments From lerdsuwa at gcc dot gnu dot org 2004-10-17 15:52
---
Working on friend class name injection. It's very likely
the fix also applies to friend function.
--
What|Removed |Added
--- Additional Comments From rakdver at gcc dot gnu dot org 2004-10-17 16:01
---
Does not seem to be directly caused by ivopts. The statement
on that ivopts fail looks like
x_1 = ((cast) variable).field
which is not a valid gimple. I am investigating further.
--
--- Additional Comments From pinskia at gcc dot gnu dot org 2004-10-17 16:11
---
Here is the reduced testcase to make your investigation easier:
typedef struct _object PyObject;
int PyObject_IsTrue(PyObject *);
class object;
typedef PyObject* (object::*bool_type)() const;
struct
--- Additional Comments From pinskia at gcc dot gnu dot org 2004-10-17 16:17
---
The bug shows up in .sra:
L3:;
! D.1674 = (struct
{
object:: * __pfn;
int __delta;
! }) iftmp.0;
! D.1675_16 = D.1674.__pfn;
if (D.1675_16 != 0B) goto L5; else goto L10;
--- Additional Comments From rakdver at gcc dot gnu dot org 2004-10-17 16:23
---
The problem is that is_gimple_addressable uses handled_component_p that allows
casts. I am testing a patch for this.
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=18040
--- Additional Comments From pinskia at gcc dot gnu dot org 2004-10-17 16:24
---
This was fixed two days after you downloaded the 3.4 branch :).
This is a dup of bug 16884.
*** This bug has been marked as a duplicate of 16884 ***
--
What|Removed
--- Additional Comments From pinskia at gcc dot gnu dot org 2004-10-17 16:24
---
*** Bug 18039 has been marked as a duplicate of this bug. ***
--
What|Removed |Added
--- Additional Comments From pinskia at gcc dot gnu dot org 2004-10-17 16:29
---
Here is something which is slightly smaller:
int PyObject_IsTrue();
struct object_base
{
void ptr() const;
};
struct object : public object_base
{
typedef void (object::*bool_type)() const;
inline
Consider:
struct B {
unsigned bit0 : 1;
unsigned bit1 : 1;
};
void
foo (struct B *b)
{
b-bit0 = b-bit0 | b-bit1;
}
./cc1 -O2 -fomit-frame-pointer -mregparm=3 generates
foo:
movb(%eax), %dl - one load
movb%dl, %cl
shrb%cl
orl %edx, %ecx
--- Additional Comments From pinskia at gcc dot gnu dot org 2004-10-17 16:58
---
Again for PPC:
struct B {
unsigned :30;
unsigned b : 2;
};
Confirmed.
--
What|Removed |Added
--- Additional Comments From pinskia at gcc dot gnu dot org 2004-10-17 17:01
---
Hmm, there is only one load on PPC (with either side):
same bit layout as below:
lwz r0,0(r3)
rlwinm r2,r0,0,31,31
rlwinm r9,r0,31,31,31
or r2,r2,r9
rlwimi
--- Additional Comments From pinskia at gcc dot gnu dot org 2004-10-17 17:05
---
Confirmed about the extra and (I don't know why the extra load is in x86).
--
What|Removed |Added
--- Additional Comments From dorit at il dot ibm dot com 2004-10-17 17:13 ---
Subject: Re: [4.0 Regression] ICE in vect_transform_stmt, at
tree-vectorizer.c:2625 (testcase included)
I'm testing a patch that fixes this problem - will submit it later today (
the problem is related to
--- Additional Comments From pinskia at gcc dot gnu dot org 2004-10-17 17:24
---
Fixed.
--
What|Removed |Added
Status|ASSIGNED|RESOLVED
--- Additional Comments From cvs-commit at gcc dot gnu dot org 2004-10-17 17:25
---
Subject: Bug 17529
CVSROOT:/cvs/gcc
Module name:gcc
Changes by: [EMAIL PROTECTED] 2004-10-17 17:25:00
Modified files:
gcc/testsuite : ChangeLog
Added files:
--- Additional Comments From dberlin at gcc dot gnu dot org 2004-10-17 17:38
---
Patch here http://gcc.gnu.org/ml/gcc-patches/2004-10/msg01360.html
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=17672
--- Additional Comments From pinskia at gcc dot gnu dot org 2004-10-17 17:40
---
Fixed.
--
What|Removed |Added
Status|ASSIGNED|RESOLVED
--- Additional Comments From cvs-commit at gcc dot gnu dot org 2004-10-17 17:41
---
Subject: Bug 16301
CVSROOT:/cvs/gcc
Module name:gcc
Branch: gcc-3_4-branch
Changes by: [EMAIL PROTECTED] 2004-10-17 17:41:01
Modified files:
gcc/testsuite :
--- Additional Comments From roger at eyesopen dot com 2004-10-17 19:02 ---
There are clearly a number of problems exposed by this PR (constant folding
issues, x86 backend issues, RTL simplification issues, etc...) My personal
pick of which is the worst of these is that
--- Additional Comments From rakdver at gcc dot gnu dot org 2004-10-17 19:05
---
I cannot reproduce the ivopts problem on daten.f (ivopts are 2% for me, which
is not great, but also not so terrible). IM problem reproduces.
mainrc.f currently runs out of memory for me.
--
--- Additional Comments From reichelt at gcc dot gnu dot org 2004-10-17 19:16
---
This is indeed fixed by the patch that fixes PR 17560.
*** This bug has been marked as a duplicate of 17560 ***
--
What|Removed |Added
--- Additional Comments From reichelt at gcc dot gnu dot org 2004-10-17 19:16
---
*** Bug 17552 has been marked as a duplicate of this bug. ***
--
What|Removed |Added
--
Bug 17883 depends on bug 17552, which changed state.
Bug 17552 Summary: [4.0 Regression] Infinite recursion in analyze_scalar_evolution
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=17552
What|Old Value |New Value
--
Bug 17704 depends on bug 17552, which changed state.
Bug 17552 Summary: [4.0 Regression] Infinite recursion in analyze_scalar_evolution
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=17552
What|Old Value |New Value
--
Bug 17607 depends on bug 17552, which changed state.
Bug 17552 Summary: [4.0 Regression] Infinite recursion in analyze_scalar_evolution
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=17552
What|Old Value |New Value
--- Additional Comments From rakdver at gcc dot gnu dot org 2004-10-17 19:18
---
Patch:
http://gcc.gnu.org/ml/gcc-patches/2004-10/msg01398.html
--
What|Removed |Added
--- Additional Comments From reichelt at gcc dot gnu dot org 2004-10-17 19:19
---
Indeed fixed by the patch that fixes PR 17560.
--
What|Removed |Added
--- Additional Comments From rakdver at gcc dot gnu dot org 2004-10-17 19:20
---
Actually mainrc.f does not run out of memory, but causes segfault during garbage
collection (infinite recursion).
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=17790
--- Additional Comments From dberlin at gcc dot gnu dot org 2004-10-17 19:44
---
the ivopts stuff may have been fixed by your ivopts patch for important candidates.
i'll try maincr again.
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=17790
--- Additional Comments From pinskia at gcc dot gnu dot org 2004-10-17 19:55
---
The IV-OPT part is fixed now but there was another regression size regression here
IIRC.
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=17549
(version 3.4.3 20041017 (prerelease)).
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=16884
--- Additional Comments From cvs-commit at gcc dot gnu dot org 2004-10-17 20:07
---
Subject: Bug 17925
CVSROOT:/cvs/gcc
Module name:gcc
Changes by: [EMAIL PROTECTED] 2004-10-17 20:07:36
Modified files:
gcc: ChangeLog cfgexpand.c
Log message:
--- Additional Comments From pinskia at gcc dot gnu dot org 2004-10-17 20:08
---
Fixed. This is one of the last regressions caused by the tree-ssa merge.
--
What|Removed |Added
--- Additional Comments From rakdver at gcc dot gnu dot org 2004-10-17 20:16
---
IM problem seems to be caused by some inefficiency in store motion (I suspect
scanning loop repeatedly for various insignificant virtual operands). Anyway,
the patch for PR 17133 (complete rewrite of store
--- Additional Comments From giovannibajo at libero dot it 2004-10-17 20:29
---
Zdenek, maybe it's time to ping this patch?
--
What|Removed |Added
The testcase is rejected with
gcc -c const.c
const.c:25: error: initializer element is not constant
the testcase is fine with any previous version of gcc.
This is mainline from 20041017, a version from about two month ago was ok.
--
Summary: [4.0 regression] does not handle struct
--- Additional Comments From rguenth at tat dot physik dot uni-tuebingen dot de
2004-10-17 21:51 ---
Created an attachment (id=7369)
-- (http://gcc.gnu.org/bugzilla/attachment.cgi?id=7369action=view)
testcase
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=18042
--- Additional Comments From pinskia at gcc dot gnu dot org 2004-10-17 21:53
---
I caused it, fixing it right now.
--
What|Removed |Added
AssignedTo|unassigned at
--- Additional Comments From pinskia at gcc dot gnu dot org 2004-10-17 22:00
---
I reverted the patch which caused this.
--
What|Removed |Added
Status|ASSIGNED
--- Additional Comments From pinskia at gcc dot gnu dot org 2004-10-17 22:02
---
I reverted the patch which fixed this so reopening.
--
What|Removed |Added
--- Additional Comments From pinskia at gcc dot gnu dot org 2004-10-17 22:06
---
Could someone tell me why the cast is there for the testcase in the first place it
seems wrong (except
that we are converting between void (object_base::*)() and void (object::*)(). )
--
--- Additional Comments From pinskia at gcc dot gnu dot org 2004-10-17 22:17
---
The front-end is doing something funny for this example where there should be no cast,
it is still
creating a void (object_base::*)() const type.
int PyObject_IsTrue();
struct object_base
{
void ptr()
--- Additional Comments From pinskia at gcc dot gnu dot org 2004-10-17 22:19
---
Here is another example which works:
int PyObject_IsTrue();
struct object_base
{
void ptr() const;
};
struct object : public object_base
{
void ptr1() const;
typedef void (object::*bool_type)()
--- Additional Comments From pinskia at gcc dot gnu dot org 2004-10-17 22:53
---
The patch fixes this regressions but causes other because some of the infrastructor in
GCC rejects
variable[0] is not a constant when it is.
--
What|Removed |Added
--- Additional Comments From pinskia at gcc dot gnu dot org 2004-10-17 22:55
---
As said before this patch fixes this regression but cause some optimizations
regression because fold
does not fold a[0] + 1 into a[1] but only fold_stmt (I might be able to remove the
fold_stmt on the
char buf[64];
void bar (int);
void
foo (void)
{
int i;
const char *ext = 0;
for (i = 1; i 3; i++)
{
if (i == 1)
ext = extern ;
bar (i);
__builtin_strcpy (buf, ext);
bar (i);
}
}
ICEs at -O2 on x86_64-redhat-linux (but likely any other target).
In:
In this example
static inline int f (int x) { return x + 1; }
static inline int g (int x, inline int f (int x))
{ return 1 + f (x); }
int h (int x)
{ return g (x, f); }
is h supposed to optimize to return x + 2 or supposed to actually call
f. Here's what I get with
In this example
static inline int f (int x) { return x + 1; }
static inline int g (int x, inline int f (int x))
{ return 1 + f (x); }
int h (int x)
{ return g (x, f); }
is h supposed to optimize to return x + 2 or supposed to actually call
f. Here's what I
--- Additional Comments From pinskia at gcc dot gnu dot org 2004-10-18 00:09
---
*** This bug has been marked as a duplicate of 17656 ***
--
What|Removed |Added
--- Additional Comments From pinskia at gcc dot gnu dot org 2004-10-18 00:09
---
*** Bug 18043 has been marked as a duplicate of this bug. ***
--
What|Removed |Added
--- Additional Comments From pinskia at gcc dot gnu dot org 2004-10-18 00:26
---
Here is some more with --enable-intermodule which means a huge amount more inlining:
/Users/pinskia/src/local/gcc/gcc/cfgbuild.c: In function 'make_edges':
/Users/pinskia/src/local/gcc/gcc/cfgbuild.c:289:
--- Additional Comments From dje at watson dot ibm dot com 2004-10-18 01:50
---
Subject: Re: ICE cause by reload
(subreg:SI (reg:DI)) normally isn't a problem, except when reg:DI
is assigned to an FPR. If reg:DI was assigned to an FPR, CLASS probably
is NON_SPECIAL_REGS
--- Additional Comments From giovannibajo at libero dot it 2004-10-18 03:51
---
Subject: Re: dependent expressions in attributes
template class T
struct A {
char foo __attribute__((aligned(__alignof__(T;
};
I do care.
Is this a showstopper for tr1 work?
Giovanni Bajo
--- Additional Comments From pinskia at gcc dot gnu dot org 2004-10-18 03:55
---
Zdenek are you going to apply the patch, it has been approved?
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=17679
--- Additional Comments From giovannibajo at libero dot it 2004-10-18 03:57
---
With today's mainline:
3.4.1 -Os:
textdata bss dec hex filename
17971 0 0 179714633 susan.o
4.0.0 -Os:
textdata bss dec hex filename
21213
--- Additional Comments From pinskia at gcc dot gnu dot org 2004-10-18 04:03
---
Hmm, this file really comes from GNU GNATS, maybe we should update it from there and
you should
submit the patch to there if it is not already changed.
--
What|Removed
--- Additional Comments From pinskia at gcc dot gnu dot org 2004-10-18 04:05
---
Just to tell you the GNATs 4.0 regression does not have this patch in it.
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=10270
--- Additional Comments From dberlin at dberlin dot org 2004-10-18 04:08 ---
Subject: Re: gccbug's echo displays '-n' instead of
no-line-break
On Mon, 2004-10-18 at 04:03 +, pinskia at gcc dot gnu dot org wrote:
--- Additional Comments From pinskia at gcc dot gnu dot
--- Additional Comments From pinskia at gcc dot gnu dot org 2004-10-18 04:18
---
Patch here: http://gcc.gnu.org/ml/gcc-patches/2004-10/msg01421.html.
--
What|Removed |Added
--- Additional Comments From pinskia at gcc dot gnu dot org 2004-10-18 04:21
---
I pinged them, hopefully someone will look into them soon :).
--
What|Removed |Added
--- Additional Comments From pinskia at gcc dot gnu dot org 2004-10-18 04:31
---
I see that this looks fixed:
http://gcc.gnu.org/ml/gcc-testresults/2004-10/msg00846.html except
that the testsuite looks in bad shape.
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=17919
--- Additional Comments From pinskia at gcc dot gnu dot org 2004-10-18 04:36
---
Hmm, these tests fail on powerpc-darwin7.4.0, see
http://gcc.gnu.org/ml/gcc-testresults/2004-10/
msg00861.html and http://gcc.gnu.org/ml/gcc-testresults/2004-10/msg00830.html but
they
don't fail on
--- Additional Comments From bkorb at veritas dot com 2004-10-18 05:06 ---
Subject: Re: Bug in vendor /usr/include/net/if.h needs
fixincluding
giovannibajo at libero dot it wrote:
--- Additional Comments From giovannibajo at libero dot it 2004-10-16 03:30
---
CC'ing
--- Additional Comments From bkoz at redhat dot com 2004-10-18 05:23 ---
Subject: Re: dependent expressions in attributes
Is this a showstopper for tr1 work?
Not that I can see. From what I can tell, tr1::array is going to require
default-constructable types.
I think the library
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