At trunk rev 142742 on debian arm-linux-gnueabi bootstrap fails at the end of
stage1 with:
../trunk/configure --prefix=/n/50/guerby/install-trunk --enable-languages=c
--enable-__cxa_atexit --disable-nls --enable-threads=posix
--with-mpfr=/opt/cfarm/mpfr-2.3.2
make bootstrap
...
gcc -g
--- Comment #3 from dcb314 at hotmail dot com 2008-12-14 09:52 ---
(In reply to comment #2)
On 2.66GHz Cor2 Quad running Fedora 9/x86-64, gcc 4.4 revision 142740 gave:
Thanks for the extra information.
I am concerned that the -O3 takes nine times longer than the -O2.
I'd be
--- Comment #7 from ubizjak at gmail dot com 2008-12-14 10:41 ---
(In reply to comment #6)
Has this been fixed in the meantime?
Uros, you wrote in
http://gcc.gnu.org/ml/gcc/2008-12/msg00228.html that bootstrap works
on Alpha...
Yes, bootstrap works. I have bootstrapped gcc on
The following source:
struct{enum E{};}A;int main(){A.E::foo;}
generates:
internal compiler error: in finish_class_member_access_expr, at
cp/typeck.c:2268
--
Summary: ICE at cp/typeck.c:2268 on struct{enum E{};}A;int
main(){A.E::foo;}
Product: gcc
--- Comment #1 from paolo dot carlini at oracle dot com 2008-12-14 11:59
---
Can't reproduce the ICE with current (142748) mainline:
38524.C:1: warning: non-local variable anonymous struct A uses anonymous
type
38524.C: In function int main():
38524.C:1: error: E is not a class
--- Comment #1 from ubizjak at gmail dot com 2008-12-14 11:18 ---
There were many problems with -masm=intel, that were fixed for gcc-4.3 and
later by [1] and (many) followup patches. The change that you are looking for
is (gcc/config/i386/i386.c):
@@ -9037,8 +9047,9 @@ print_operand
--- Comment #2 from dominiq at lps dot ens dot fr 2008-12-14 14:10 ---
The test protein.f90 fails when compiled with -O1 -fstrict-overflow
-fgraphite-identity. It works with -O3 -fno-strict-overflow
-fgraphite-identity.
The test capacita.f90 fails when compiled with -O1
--- Comment #3 from mikael at gcc dot gnu dot org 2008-12-14 14:46 ---
(In reply to comment #2)
I'm not sure what 'now' means. It's still true for release 4.3.2!
I'm prepared to test with the live sources, but do you want me to?
Sure!
Do you believe that the problem has been
--- Comment #4 from aldot at gcc dot gnu dot org 2008-12-14 15:30 ---
Sounds a bit like the problem from comment #0 is a duplicate or related to
PR31537 and/or PR35034 ?
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37865
--- Comment #12 from dominiq at lps dot ens dot fr 2008-12-14 15:54 ---
Could you try with the addition of -fno-strict-aliasing
-fno-strict-overflow? See pr38520.
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38431
--- Comment #19 from pault at gcc dot gnu dot org 2008-12-14 16:01 ---
Subject: Bug 35937
Author: pault
Date: Sun Dec 14 16:00:25 2008
New Revision: 142750
URL: http://gcc.gnu.org/viewcvs?root=gccview=revrev=142750
Log:
2008-12-14 Paul Thomas pa...@gcc.gnu.org
PR
--- Comment #20 from pault at gcc dot gnu dot org 2008-12-14 16:09 ---
Subject: Bug 35937
Author: pault
Date: Sun Dec 14 16:07:46 2008
New Revision: 142751
URL: http://gcc.gnu.org/viewcvs?root=gccview=revrev=142751
Log:
2008-12-14 Paul Thomas pa...@gcc.gnu.org
PR
--- Comment #21 from pault at gcc dot gnu dot org 2008-12-14 16:11 ---
Fixed on trunk and 4.3.
Thanks for the report.
Paul
--
pault at gcc dot gnu dot org changed:
What|Removed |Added
When compiling attached unit test with -O3, it fails on sse2 test. With any
other optimization level including -O2 plus:
-fgcse-after-reload
-finline-functions
-fipa-cp-clone
-fpredictive-commoning -ftree-vectorize
-funswitch-loops
which should be the
--- Comment #1 from leonid at volnitsky dot com 2008-12-14 16:52 ---
Created an attachment (id=16907)
-- (http://gcc.gnu.org/bugzilla/attachment.cgi?id=16907action=view)
u-array.ii
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38525
--- Comment #3 from dominiq at lps dot ens dot fr 2008-12-14 17:32 ---
Compiling mdbx.f90 with -m64 -O3 -fgraphite-identity -floop-block
-ftree-loop-linear -fno-strict-overflow gives an ICE:
mdbx.f90: In function 'mstep':
mdbx.f90:822: internal compiler error: Bus error
Please submit a
Executing on build: gcc -g -O2 -o
/Users/dave/gnu/gcc/objdir/gcc/testsuite/gcc/g
cc.dg-struct-layout-1_generate.exe -DSKIP_DECIMAL_FLOAT
/Users/dave/gnu/gcc/gcc/
gcc/testsuite/gcc.dg/compat/struct-layout-1_generate.c
/Users/dave/gnu/gcc/gcc/g
cc/testsuite/gcc.dg/compat/generate-random.c
--- Comment #2 from ubizjak at gmail dot com 2008-12-14 19:29 ---
I can't compile the attachment:
g++ -O3 -fpreprocessed u-array.ii
In file included from /home/lvv/p/lvv/sse.h:23,
from /home/lvv/p/lvv/array.h:35,
from u-array.cc:10:
--- Comment #3 from ubizjak at gmail dot com 2008-12-14 19:31 ---
(In reply to comment #2)
/usr/local/lib/gcc/x86_64-unknown-linux-gnu/4.4.0/include/pmmintrin.h: In
function float __vector__ _mm_addsub_ps(float __vector__, float __vector__):
g++ -O3 -fpreprocessed u-array.ii
In
--- Comment #4 from hjl dot tools at gmail dot com 2008-12-14 19:57 ---
(In reply to comment #3)
(In reply to comment #2)
/usr/local/lib/gcc/x86_64-unknown-linux-gnu/4.4.0/include/pmmintrin.h: In
function �float __vector__ _mm_addsub_ps(float __vector__, float
--- Comment #5 from hjl dot tools at gmail dot com 2008-12-14 19:59 ---
(In reply to comment #1)
Created an attachment (id=16907)
-- (http://gcc.gnu.org/bugzilla/attachment.cgi?id=16907action=view) [edit]
u-array.ii
Please extract the failed ones to create a smaller testcase.
--- Comment #1 from hjl dot tools at gmail dot com 2008-12-14 20:07 ---
This is really PR 36443.
--
hjl dot tools at gmail dot com changed:
What|Removed |Added
When compiling the following program with -O2, gcc optimizes the var_unwind_all
function to an endless loop. Without -O, the program is compiled and runs
correctly. The same error is present with gcc 4.3.0.
The program is (no includes):
struct rlist {
struct rlist *prev;
};
void
Apologies if 4.3.3 isn't the right magic version: seen in Revision 142751
(today's live trunk).
While trying to verify Bug 37865 (not connected) on the live tree:
during the building of libgfortran in stage 3 (so supposedly with a
correct gcc build) I got
internal compiler error: in
--- Comment #1 from gray at gnu dot org dot ua 2008-12-14 20:15 ---
My apologies for the inclomplete last line of the posting. It should read:
The generated .s code contains:
.L10:
jmp .L10
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38527
--- Comment #1 from bernard at brenda-arkle dot me dot uk 2008-12-14 20:15
---
Created an attachment (id=16908)
-- (http://gcc.gnu.org/bugzilla/attachment.cgi?id=16908action=view)
First source file in test-case
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38528
--- Comment #2 from bernard at brenda-arkle dot me dot uk 2008-12-14 20:16
---
Created an attachment (id=16909)
-- (http://gcc.gnu.org/bugzilla/attachment.cgi?id=16909action=view)
Second source-file of test case (2/2)
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38528
--- Comment #5 from bernard at brenda-arkle dot me dot uk 2008-12-14 20:30
---
Responding to comment #3: *Ahem*. I tried with today's live sources
(revision 142751). I got as far as building libgfortran in stage 3, and
*bang*. Bug 35828, which see. It's not obviously related to the
--- Comment #2 from schwab at suse dot de 2008-12-14 20:36 ---
_list_remove((struct rlist**)var_last,
(struct rlist*)var_last);
This violates the C aliasing rules.
*** This bug has been marked as a duplicate of 21920 ***
--
schwab at
--- Comment #135 from schwab at suse dot de 2008-12-14 20:36 ---
*** Bug 38527 has been marked as a duplicate of this bug. ***
--
schwab at suse dot de changed:
What|Removed |Added
--- Comment #6 from leonid at volnitsky dot com 2008-12-14 21:00 ---
Created an attachment (id=16910)
-- (http://gcc.gnu.org/bugzilla/attachment.cgi?id=16910action=view)
Trimmed unit test. Only one, relevant to bug test
--
leonid at volnitsky dot com changed:
What
--- Comment #2 from dave at hiauly1 dot hia dot nrc dot ca 2008-12-14
22:25 ---
Subject: Re: WARNING: Could not compile gcc.dg/compat/struct-layout-1
generator
This is really PR 36443.
Aside from darwin specific issues with the environment, the problem looks
the same. Did anybody
--- Comment #7 from danglin at gcc dot gnu dot org 2008-12-14 22:31 ---
Subject: Bug 38062
Author: danglin
Date: Sun Dec 14 22:30:32 2008
New Revision: 142755
URL: http://gcc.gnu.org/viewcvs?root=gccview=revrev=142755
Log:
PR target/38062
Backport from mainline:
--- Comment #7 from leonid at volnitsky dot com 2008-12-14 22:32 ---
(In reply to comment #2)
... please reduce your source to a
short, self contained runtime testcase (in plain C if possible) that fails
with
certain compile flags.
I've tried to do that (see below). But
--- Comment #8 from danglin at gcc dot gnu dot org 2008-12-14 22:32 ---
Fixed.
--
danglin at gcc dot gnu dot org changed:
What|Removed |Added
--- Comment #6 from mikael at gcc dot gnu dot org 2008-12-15 00:14 ---
(In reply to comment #4)
Sounds a bit like the problem from comment #0 is a duplicate or related to
PR31537 and/or PR35034 ?
31537 seems definitely related.
Is there a specific option/configuration to
--- Comment #12 from joseph at codesourcery dot com 2008-12-15 00:21
---
Subject: Re: Gcc misaligns arrays when stack is forced
follow the x8632 ABI
On Fri, 12 Dec 2008, whaley at cs dot utsa dot edu wrote:
LSB may be a starting point for plausible hypotheses about the ABIs, but
--- Comment #8 from joseph at codesourcery dot com 2008-12-15 00:31 ---
Subject: Re: __builtin_constant_p(t) ? t : 1 is not considered
a constant integer expression
I also added more __builtin_constant_p tests (gcc.dg/bconstp-[34].c) to
c-4_5-branch, following this discussion, to
--- Comment #14 from sergeid at il dot ibm dot com 2008-12-15 07:17 ---
Ok, since this case is the only one where RTL PRE (gcse-las) improves
performance and it can be dealt with at the TreeSSA level, it should be ok to
remove gcse-las from mainline and keep this PR open?
--
The following valid code snippet triggers an ICE since GCC 4.3.0 when
compiled with -O3 -march=pentium4 or -O -ftree-vectorize -march=pentium4:
==
float a[4];
void foo()
{
int i, j;
for (i = 0; i 4; ++i)
for (j = 0; j 17; ++j)
a[i] = 0;
}
--
reichelt at gcc dot gnu dot org changed:
What|Removed |Added
Target Milestone|--- |4.3.3
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38529
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