: P3
Component: bootstrap
Assignee: unassigned at gcc dot gnu.org
Reporter: mikpelinux at gmail dot com
Target Milestone: ---
A gcc built against glibc-2.30 (and some earlier releases) will fixinclude
and store a modified copy in its installation. This copy
differs
Assignee: unassigned at gcc dot gnu.org
Reporter: mikpelinux at gmail dot com
Target Milestone: ---
Attempting to bootstrap gcc-10.1.0-RC-20200430 with Ada on Cygwin64
fails with several errors.
The first is:
g++ -std=gnu++98 -fno-PIE -c -DIN_GCC_FRONTEND -g -DIN_GCC -fno
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94917
Mikael Pettersson changed:
What|Removed |Added
Status|UNCONFIRMED |RESOLVED
Resolution|---
Assignee: unassigned at gcc dot gnu.org
Reporter: mikpelinux at gmail dot com
Target Milestone: ---
Attempting to bootstrap gcc-10.1.0-RC-20200430 with Ada on Cygwin64
fails with several errors.
The first is:
g++ -std=gnu++98 -fno-PIE -c -DIN_GCC_FRONTEND -g -DIN_GCC -fno
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94918
Mikael Pettersson changed:
What|Removed |Added
Known to fail||10.0, 8.4.0, 9.3.0
--- Comment #1 fr
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95661
Mikael Pettersson changed:
What|Removed |Added
CC||mikpelinux at gmail dot com
Priority: P3
Component: bootstrap
Assignee: unassigned at gcc dot gnu.org
Reporter: mikpelinux at gmail dot com
Target Milestone: ---
Attempting to bootstrap gcc-8-20200625 on powerpc64-linux-gnu fails with an
ICE:
/mnt/scratch/objdir8/./gcc/xgcc -B/mnt/scratch
ty: normal
Priority: P3
Component: bootstrap
Assignee: unassigned at gcc dot gnu.org
Reporter: mikpelinux at gmail dot com
Target Milestone: ---
(Note: different from the recently reported PR95940.)
Attempting to bootstrap gcc-11-20200628 on sparc64-linux fails
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95965
Mikael Pettersson changed:
What|Removed |Added
Resolution|--- |FIXED
Status|UNCONFIRMED
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95952
--- Comment #6 from Mikael Pettersson ---
(In reply to Peter Bergner from comment #5)
> (In reply to Peter Bergner from comment #4)
> > I can help you build a default32 gcc if just adding -m32 to your
> > compile doesn't ICE on the test case.
>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95952
--- Comment #9 from Mikael Pettersson ---
(In reply to Peter Bergner from comment #7)
> I've tried many 32-bit builds, but cannot reproduce the error. I tried with
> top of the releases/gcc-8 branch, using releases/gcc-8 branch at commit
> 09f22
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95952
--- Comment #12 from Mikael Pettersson ---
(In reply to Peter Bergner from comment #11)
> At some point in the past, GCC used to disable some instruction patterns
> depending on whether the binutils you're building against supports those
> instru
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95952
--- Comment #15 from Mikael Pettersson ---
(In reply to Will Schmidt from comment #14)
> (In reply to Will Schmidt from comment #13)
> > Created attachment 48871 [details]
> > proposed patch
> >
> > Attached patch appears sufficient to resolve t
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96270
Mikael Pettersson changed:
What|Removed |Added
CC||mikpelinux at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96475
Mikael Pettersson changed:
What|Removed |Added
CC||mikpelinux at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96475
--- Comment #3 from Mikael Pettersson ---
(In reply to Segher Boessenkool from comment #2)
> That option was removed in GCC 6, already.
Oh. Do you know if they added a replacement or just dropped the functionality
altogether?
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96475
--- Comment #5 from Mikael Pettersson ---
I can't reproduce on {ppc64le, ppc64, aarch64, m68k, x86_64}-linux-gnu, they
all inline the dispatcher at the end of each handler, w/ gcc-10.2.0 -O2.
However, for sparc64 gcc-10.2.0 -O2 does end each han
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96532
Mikael Pettersson changed:
What|Removed |Added
CC||mikpelinux at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92095
Mikael Pettersson changed:
What|Removed |Added
CC||mikpelinux at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91450
Mikael Pettersson changed:
What|Removed |Added
CC||mikpelinux at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92767
Mikael Pettersson changed:
What|Removed |Added
CC||mikpelinux at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92902
Mikael Pettersson changed:
What|Removed |Added
CC||mikpelinux at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93192
Mikael Pettersson changed:
What|Removed |Added
CC||mikpelinux at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93192
--- Comment #5 from Mikael Pettersson ---
Confirmed, needs -msoft-float or selecting a CPU model which implies that.
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93910
--- Comment #2 from Mikael Pettersson ---
(In reply to stephane.goujet from comment #0)
> test2.c: In function 'main':
> test2.c:9:5: warning: converting a packed 'struct S' pointer (alignment 1)
> to a 'int' pointer (alignment 4) may result in a
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58558
--- Comment #1 from Mikael Pettersson ---
I can reproduce the ICE with gcc-4.8-20130926 configured as a cross to
mips64-linux. Backporting the PR58079 fix in r201609 fixes the ICE.
Thus, please close this one as a duplicate of PR58079.
,
||mikpelinux at gmail dot com
--- Comment #1 from Mikael Pettersson ---
4.6 works, 4.7 to trunk don't, started with Kai's r176563.
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58564
--- Comment #4 from Mikael Pettersson ---
(In reply to John Regehr from comment #3)
> Kai, this is a real bug, please reopen it.
>
> Here is what I get out of -fdump-tree-original:
>
> b = (int) (d == &c && a != 1);
>
> This is wrong.
>
> On
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57719
--- Comment #6 from Mikael Pettersson ---
The wrong-code for tests #3 and #4 (both 4.9-only regressions) was fixed by
Richard's PR58223 patch in r202096.
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57719
--- Comment #7 from Mikael Pettersson ---
The wrong-code for tests #1 and #2 (both 4.8/4.9 regressions) was also fixed
for 4.9 by Richard's PR58223 patch in r202096. That patch has been backported
to 4.8 branch, and the tests do work with current
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57608
Mikael Pettersson changed:
What|Removed |Added
CC||mikpelinux at gmail dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58509
--- Comment #4 from Mikael Pettersson ---
Eric's patch fixes this bootstrap problem for me on sparc64-linux.
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56993
--- Comment #2 from Mikael Pettersson ---
Can you provide a reduced test case?
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58626
--- Comment #1 from Mikael Pettersson ---
Started with r202775, still occurs with today's trunk.
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52991
--- Comment #14 from Mikael Pettersson ---
Ping -- there's been a patch for this bug for almost 10 months now...
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58640
Mikael Pettersson changed:
What|Removed |Added
CC||law at gcc dot gnu.org
--- Comment #1
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58570
Mikael Pettersson changed:
What|Removed |Added
CC||ebotcazou at gcc dot gnu.org
--- Comm
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58509
--- Comment #5 from Mikael Pettersson ---
This bootstrap error still occurs with gcc-4.9-20131006. I've now decided to
stop testing Ada on SPARC.
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58677
--- Comment #1 from Mikael Pettersson ---
Started with r202525 (PR58404 missed-optimization fix), stopped with r203315
(PR58570 wrong-code fix). The cause of PR58570 was not r202525.
Can you check if the original testcase works on current trunk?
,
||mikpelinux at gmail dot com
--- Comment #1 from Mikael Pettersson ---
Started with r179553, -fshrink-wrap introduction and enabling on x86. Adding
-fno-shrink-wrap avoids the bug. Author CC:d.
The code generation differences on this test case at this
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58653
Mikael Pettersson changed:
What|Removed |Added
CC||mikpelinux at gmail dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58696
--- Comment #1 from Mikael Pettersson ---
Broke with r203061, works again with r203463, likely dup of PR58640.
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58759
Mikael Pettersson changed:
What|Removed |Added
CC||law at gcc dot gnu.org
--- Comment #3
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58805
Mikael Pettersson changed:
What|Removed |Added
CC||mikpelinux at gmail dot com
,
||mikpelinux at gmail dot com
--- Comment #2 from Mikael Pettersson ---
Started with r180109. CC:ing author.
The code generation difference for this test case at r180109 is:
--- pr58779-r180108.s 2013-10-20 22:44:38.935370903 +0200
+++ pr58779-r180109.s
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58830
Mikael Pettersson changed:
What|Removed |Added
CC||mikpelinux at gmail dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58830
--- Comment #2 from Mikael Pettersson ---
Started with r193882.
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58831
Mikael Pettersson changed:
What|Removed |Added
CC||mikpelinux at gmail dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58854
Mikael Pettersson changed:
What|Removed |Added
CC||mikpelinux at gmail dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58369
Mikael Pettersson changed:
What|Removed |Added
Known to work||4.9.0
Summary|[4.8/4.9 reg
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58936
--- Comment #3 from Mikael Pettersson ---
(In reply to Liu Jian from comment #0)
> I configured gcc using:
> ./configure --prefix=$HOME --with-gmp=$HOME --with-mpfr=$HOME
> --with-mpc=$HOME
> When I am compiling gcc 4.8.2, I got error:
Configurin
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58943
Mikael Pettersson changed:
What|Removed |Added
CC||mikpelinux at gmail dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58985
Mikael Pettersson changed:
What|Removed |Added
CC||mikpelinux at gmail dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58956
Mikael Pettersson changed:
What|Removed |Added
CC||mikpelinux at gmail dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58921
Mikael Pettersson changed:
What|Removed |Added
CC||mikpelinux at gmail dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59009
Mikael Pettersson changed:
What|Removed |Added
CC||mikpelinux at gmail dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59009
--- Comment #6 from Mikael Pettersson ---
(In reply to Kostya Serebryany from comment #5)
> So far we were not even able to reproduce it.
Building gcc trunk as a cross to ppc64-linux reproduces the build failure for
me.
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59134
Mikael Pettersson changed:
What|Removed |Added
CC||mikpelinux at gmail dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59138
Mikael Pettersson changed:
What|Removed |Added
CC||mikpelinux at gmail dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59139
Mikael Pettersson changed:
What|Removed |Added
CC||mikpelinux at gmail dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59196
Mikael Pettersson changed:
What|Removed |Added
CC||mikpelinux at gmail dot com
: normal
Priority: P3
Component: bootstrap
Assignee: unassigned at gcc dot gnu.org
Reporter: mikpelinux at gmail dot com
Attempting to bootstrap gcc-4.9-20131117 on armv5tel-linux-gnueabi fails with
many bootstrap comparison failures:
Comparing stages 2 and 3
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59206
--- Comment #2 from Mikael Pettersson ---
(In reply to Richard Earnshaw from comment #1)
> Can you try it again at SVN revision r205061.
Retrying at that rev ...
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59206
Mikael Pettersson changed:
What|Removed |Added
Status|WAITING |RESOLVED
Resolution|---
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59187
--- Comment #3 from Mikael Pettersson ---
I can reproduce the ICE with 4.8.1 configured as a cross to x86_64-w64-mingw32
hosted on x86_64-linux, but not with 4.8.2. Looks like you need to upgrade.
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59134
--- Comment #2 from Mikael Pettersson ---
Started with r163189.
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59011
--- Comment #7 from Mikael Pettersson ---
It appears the test case wasn't added to 4.8 branch.
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=8270
Mikael Pettersson changed:
What|Removed |Added
CC||mikpelinux at gmail dot com
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: bootstrap
Assignee: unassigned at gcc dot gnu.org
Reporter: mikpelinux at gmail dot com
Attempting to bootstrap gcc-4.9-20131215 (r206004) on m68k-linux fails with:
/mnt/scratch
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52773
--- Comment #9 from Mikael Pettersson ---
(In reply to fdarkangel from comment #8)
> Persists in gcc 4.8.2.
Try Bernd's patch, see link in comment #7.
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52306
--- Comment #24 from Mikael Pettersson ---
So where does that leave us? Disable -fauto-inc-dec by default, or try to make
m68k work with LRA (which hopefully should avoid this reload bug)?
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59674
--- Comment #1 from Mikael Pettersson ---
Works, as in generates OK looking code w/o issuing any diagnostics, on both
m68k-linux and vax-linux for me. A NetBSD issue?
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59674
--- Comment #3 from Mikael Pettersson ---
I tested both targets with cross compilers from x86_64-linux. I also tested
natively on m68k-linux.
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59674
--- Comment #5 from Mikael Pettersson ---
(In reply to Christos Zoulas from comment #4)
> My guess is that m68k-linux is not using the SVR4 ABI, i.e. it does not
> require long long and double to be aligned on a doubleword boundary.
That is corre
Priority: P3
Component: bootstrap
Assignee: unassigned at gcc dot gnu.org
Reporter: mikpelinux at gmail dot com
Target Milestone: ---
Attempting to bootstrap gcc-9.0 on armv7l fails for me with bootstrap
comparison failures on a large number of files:
rm -f
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88714
--- Comment #3 from Mikael Pettersson ---
Created attachment 45384
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=45384&action=edit
pre-processed source for libiberty/sort.c
One of the smallest .o files that differ is from libiberty's sort
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88714
--- Comment #5 from Mikael Pettersson ---
With -da -fdump-tree-all, stage1 and stage2 output starts to differ in
043t.profile_estimate and then more visibly in 130t.pre:
diff -ru stage1/sort.i.043t.profile_estimate
stage2/sort.i.043t.profile_est
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85588
Mikael Pettersson changed:
What|Removed |Added
CC||mikpelinux at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66087
--- Comment #4 from Mikael Pettersson ---
Still miscompiled by gcc-10.0, 9.1, and 8.3 at -O1 and above.
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91472
Mikael Pettersson changed:
What|Removed |Added
CC||mikpelinux at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91616
--- Comment #1 from Mikael Pettersson ---
Please provide a self-contained test case with a built-in check of its
correctness, or at least a printout of the computed array. I did the latter
locally, and data_array[] looks correct to me (it contai
Priority: P3
Component: ada
Assignee: unassigned at gcc dot gnu.org
Reporter: mikpelinux at gmail dot com
Target Milestone: ---
Attempting to bootstrap gnat on m68k-linux fails due to a SEGV in stage3:
/mnt/scratch/objdir10/./prev-gcc/xgcc -B/mnt/scratch/objdir10/./prev-gcc
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91995
--- Comment #1 from Mikael Pettersson ---
Created attachment 46997
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=46997&action=edit
Workaround patch
Patch which avoids the miscompilation by changing the source code to replace
these formal-
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91995
Mikael Pettersson changed:
What|Removed |Added
Attachment #46997|0 |1
is obsolete|
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83703
--- Comment #1 from Mikael Pettersson ---
There's a signed int overflow in this code, leading to UB. Compile and run
with -fsanitize=undefined and you'll get
reg.cpp:49:23: runtime error: signed integer overflow: -359 * 599 cannot be
repres
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89595
Mikael Pettersson changed:
What|Removed |Added
CC||mikpelinux at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86340
Mikael Pettersson changed:
What|Removed |Added
CC||mikpelinux at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84433
Mikael Pettersson changed:
What|Removed |Added
CC||mikpelinux at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87807
Mikael Pettersson changed:
What|Removed |Added
CC||mikpelinux at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68228
Mikael Pettersson changed:
What|Removed |Added
CC||mikpelinux at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69706
Mikael Pettersson changed:
What|Removed |Added
CC||mikpelinux at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69874
Mikael Pettersson changed:
What|Removed |Added
CC||mikpelinux at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70184
Mikael Pettersson changed:
What|Removed |Added
CC||mikpelinux at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70223
Mikael Pettersson changed:
What|Removed |Added
CC||mikpelinux at gmail dot com
rsion: 6.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: target
Assignee: unassigned at gcc dot gnu.org
Reporter: mikpelinux at gmail dot com
Target Milestone: ---
Attempting to bootstrap gcc-6-20160410 on sparc-linux
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71086
Mikael Pettersson changed:
What|Removed |Added
CC||mikpelinux at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71086
--- Comment #2 from Mikael Pettersson ---
This was fixed by r218623.
Component: bootstrap
Assignee: unassigned at gcc dot gnu.org
Reporter: mikpelinux at gmail dot com
Target Milestone: ---
Attempting to bootstrap gcc-7-20160605 on sparc-linux fails with:
Comparing stages 2 and 3
Bootstrap comparison failure!
gcc/ira.o differs
gcc/double-int.o differs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71435
--- Comment #10 from Mikael Pettersson ---
(In reply to Eric Botcazou from comment #9)
> > Created attachment 38699 [details]
> > Tentative fix.
>
> It successfully passed a full bootstrap/test cycle on SPARC/Solaris.
I can test it on SPARC/Lin
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71435
--- Comment #11 from Mikael Pettersson ---
(In reply to Mikael Pettersson from comment #10)
> (In reply to Eric Botcazou from comment #9)
> > > Created attachment 38699 [details]
> > > Tentative fix.
> >
> > It successfully passed a full bootstr
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