http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55201
Bug #: 55201
Summary: [4.8 regression] libgo.so: undefined reference to
`__atomic_compare_exchange_8'
Classification: Unclassified
Product: gcc
Version: 4.8.0
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55145
H.J. Lu changed:
What|Removed |Added
Component|target |middle-end
Summary|[4.8 Reg
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55202
Bug #: 55202
Summary: Building a combined tree is broken for LTO
Classification: Unclassified
Product: gcc
Version: 4.8.0
Status: UNCONFIRMED
Severity: normal
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55202
--- Comment #1 from Andrew Pinski 2012-11-04
08:29:02 UTC ---
Created attachment 28608
--> http://gcc.gnu.org/bugzilla/attachment.cgi?id=28608
Patch which fixes the problem
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55202
Andrew Pinski changed:
What|Removed |Added
Status|UNCONFIRMED |ASSIGNED
Last reconfirmed|
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55202
--- Comment #3 from Andrew Pinski 2012-11-04
08:36:08 UTC ---
[cannot find ld] -plugin
/home/pinskia/src/toolchain-cavium/thunder-tools/bin/../libexec/gcc/aarch64-thunder-elf/4.8.0/liblto_plugin.so
-plugin-opt=/home/pinskia/src/toolchain-c
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55202
--- Comment #4 from Andrew Pinski 2012-11-04
08:37:29 UTC ---
(In reply to comment #3)
> I have no patches installed either. The patch above does not work.
That is because I was porting the patch from 4.7 to 4.8 and the variable
change
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55145
--- Comment #4 from H.J. Lu 2012-11-04 10:14:07
UTC ---
It is due to long int usage in real.h. Depending on
size of long int, real.c gives slightly different
results.
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55191
Markus Trippelsdorf changed:
What|Removed |Added
CC||markus at trippelsdorf dot
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55203
Bug #: 55203
Summary: No unused warning for variables of non-trivial types
Classification: Unclassified
Product: gcc
Version: 4.8.0
Status: UNCONFIRMED
Severity: normal
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55203
Lubos Lunak changed:
What|Removed |Added
Severity|normal |enhancement
--- Comment #1 from L
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55145
--- Comment #5 from Andreas Schwab 2012-11-04 11:04:03
UTC ---
This cannot explain the crashes you see since the difference is just one ULP.
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55203
--- Comment #2 from Lubos Lunak 2012-11-04 11:04:52
UTC ---
Created attachment 28609
--> http://gcc.gnu.org/bugzilla/attachment.cgi?id=28609
gcc patch
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55145
--- Comment #6 from H.J. Lu 2012-11-04 11:09:12
UTC ---
(In reply to comment #5)
> This cannot explain the crashes you see since the difference is just one ULP.
The glibc crash is fixed by
http://gcc.gnu.org/ml/gcc-patches/2012-11/msg
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55199
janus at gcc dot gnu.org changed:
What|Removed |Added
Status|UNCONFIRMED |NEW
Keywords
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55199
--- Comment #2 from janus at gcc dot gnu.org 2012-11-04 11:23:28 UTC ---
Further compactified version of the test case:
module assoc_err_m
implicit none
type :: foo_t
contains
procedure :: func_1
generic :: func => f
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55204
Bug #: 55204
Summary: [4.8 Regression] ICE: in extract_insn, at recog.c:2140
(unrecognizable insn) with -O --param
loop-invariant-max-bbs-in-loop=0
Classification: Unclassi
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55199
janus at gcc dot gnu.org changed:
What|Removed |Added
Status|NEW |ASSIGNED
Assig
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55201
--- Comment #1 from Andreas Schwab 2012-11-04 12:46:19
UTC ---
Created attachment 28611
--> http://gcc.gnu.org/bugzilla/attachment.cgi?id=28611
Preliminary patch
Doesn't yet work with -static-libgo
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54838
--- Comment #5 from Marek Polacek 2012-11-04
12:49:27 UTC ---
I think the problem is that we somehow arrive at this:
loop_1 (header = 2, multiple latches, niter = )
{
bb_2 (preds = {bb_0 }, succs = {bb_4 bb_3 })
{
(note 5 0
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55205
Bug #: 55205
Summary: build gcc-4.7.2 failed on darwin
Classification: Unclassified
Product: gcc
Version: unknown
Status: UNCONFIRMED
Severity: normal
Prio
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55204
Marek Polacek changed:
What|Removed |Added
Status|UNCONFIRMED |NEW
Last reconfirmed|
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55199
--- Comment #4 from janus at gcc dot gnu.org 2012-11-04 13:40:16 UTC ---
(In reply to comment #3)
> regtesting now ...
Somewhat expected, this fails on:
FAIL: gfortran.dg/associate_1.f03 -O0 (test for excess errors)
FAIL: gfortran.dg
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55199
--- Comment #5 from janus at gcc dot gnu.org 2012-11-04 13:56:03 UTC ---
Here is an improved patch, which hopefully should be free of testsuite
regressions (will re-check):
Index: gcc/fortran/parse.c
==
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55206
Bug #: 55206
Summary: GCC Reports Ambiguity; clang and comeau disagree
Classification: Unclassified
Product: gcc
Version: 4.7.2
Status: UNCONFIRMED
Severity: normal
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55189
Paolo Carlini changed:
What|Removed |Added
Status|NEW |ASSIGNED
AssignedTo|unas
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55184
--- Comment #2 from Mikael Pettersson 2012-11-04
14:13:58 UTC ---
I can't reproduce the error with vanilla gcc-4.6.3 on x86_64-linux.
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55205
janus at gcc dot gnu.org changed:
What|Removed |Added
CC||janus at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55189
Paolo Carlini changed:
What|Removed |Added
Status|ASSIGNED|NEW
AssignedTo|paolo.car
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55206
Paolo Carlini changed:
What|Removed |Added
Status|UNCONFIRMED |WAITING
Last reconfirmed|
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55199
--- Comment #6 from janus at gcc dot gnu.org 2012-11-04 15:46:38 UTC ---
(In reply to comment #5)
> Here is an improved patch, which hopefully should be free of testsuite
> regressions (will re-check):
It is. However, I think there is a b
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=41993
--- Comment #4 from Uros Bizjak 2012-11-04 16:45:51
UTC ---
I have looked a bit into this problem, since AVX vzeroupper insertion now
depends on MODE_EXIT functionality. IMO, the patch in Comment #1 is correct for
all optimization levels.
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55206
--- Comment #2 from Dave Abrahams 2012-11-04
16:47:37 UTC ---
I hate bugzilla for always tempting me to think I can add attachments when
first submitting a bug, and then refusing the attachment because it's too big.
Voilà
https://raw.github.co
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55206
--- Comment #3 from Dave Abrahams 2012-11-04
16:48:39 UTC ---
PS my apologies again for the size. Just no time to reduce it now.
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55195
--- Comment #3 from Jorn Wolfgang Rennecke
2012-11-04 16:59:07 UTC ---
I have done a -j2 bootstrap on gcc61, and in fails somewhere else in a similar
fashion. I then transplanted some files to my local (faster) cross
environment.
I've ha
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55199
--- Comment #7 from janus at gcc dot gnu.org 2012-11-04 17:13:22 UTC ---
Author: janus
Date: Sun Nov 4 17:13:16 2012
New Revision: 193136
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=193136
Log:
2012-11-04 Janus Weil
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55199
janus at gcc dot gnu.org changed:
What|Removed |Added
Status|ASSIGNED|RESOLVED
Resol
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55195
Jorn Wolfgang Rennecke changed:
What|Removed |Added
CC||law at redhat dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55195
--- Comment #5 from Jorn Wolfgang Rennecke
2012-11-04 17:34:47 UTC ---
Created attachment 28613
--> http://gcc.gnu.org/bugzilla/attachment.cgi?id=28613
here is a proof-of-concept patch that allows the offending file to assemble
successf
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55184
Mathias Gaunard changed:
What|Removed |Added
Attachment #28600|0 |1
is obsolete|
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55184
--- Comment #4 from Mathias Gaunard 2012-11-04
18:01:27 UTC ---
Sorry, I edited the file in between and ended up uploading the wrong test case.
Below is the result on my machine with the fixed testcase.
$ gcc --version
gcc (Ubuntu/Lin
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55199
--- Comment #9 from Rich Townsend 2012-11-04
18:01:53 UTC ---
(In reply to comment #8)
> Fixed with r193136. Closing.
>
> Thanks for reporting this!
Hey, thanks for fixing it so quickly -- you never cease to amaze me!
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55207
Bug #: 55207
Summary: Automatic deallocation of variables declared in the
main program
Classification: Unclassified
Product: gcc
Version: 4.8.0
Status: UNCO
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55207
--- Comment #1 from janus at gcc dot gnu.org 2012-11-04 18:32:29 UTC ---
Patch:
Index: gcc/fortran/trans-decl.c
===
--- gcc/fortran/trans-decl.c(revision 193135)
+++ gcc
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54693
--- Comment #13 from Alexandre Oliva 2012-11-04
18:44:18 UTC ---
Author: aoliva
Date: Sun Nov 4 18:44:13 2012
New Revision: 193138
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=193138
Log:
PR debug/54693
* tree-ssa-threadedg
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54693
--- Comment #14 from Alexandre Oliva 2012-11-04
18:44:32 UTC ---
Author: aoliva
Date: Sun Nov 4 18:44:25 2012
New Revision: 193139
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=193139
Log:
PR debug/54693
* tree-ssa-loop-ivop
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55175
--- Comment #7 from uros at gcc dot gnu.org 2012-11-04 18:58:32 UTC ---
Author: uros
Date: Sun Nov 4 18:58:29 2012
New Revision: 193140
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=193140
Log:
PR target/55175
* config
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55175
--- Comment #8 from Uros Bizjak 2012-11-04 18:59:53
UTC ---
(In reply to comment #6)
> I can confirm i386-rtems4.11-gcc now builds.
>
> @Uros: I am inclined to believe this patch probably should be backported to
> 4.7.x.
H have backp
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55175
Uros Bizjak changed:
What|Removed |Added
Target Milestone|4.8.0 |4.7.3
to compile the package jfsutils-1.1.13-10
on gcc-4.8 trunk dated 20121104 on an AMD x86_64 box.
The compiler said
log_dump.c:635:6: internal compiler error: in remove_redundant_iv_tests, at
tree-ssa-loop-ivcanon.c:478
void ldmp_xdump(char *saddr, int count)
^
Preprocessed source c
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54986
Mikael Pettersson changed:
What|Removed |Added
CC||ebotcazou at gcc dot
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55191
--- Comment #3 from David Binderman 2012-11-04
20:05:37 UTC ---
(In reply to comment #2)
> Dup of 55176.
I don't see the connection.
One is an OOM, the other is an ICE.
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55204
rsand...@gcc.gnu.org changed:
What|Removed |Added
Status|NEW |ASSIGNED
Assigned
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55191
--- Comment #4 from Markus Trippelsdorf
2012-11-04 20:08:15 UTC ---
(In reply to comment #3)
> (In reply to comment #2)
> > Dup of 55176.
>
> I don't see the connection.
>
> One is an OOM, the other is an ICE.
OOM -> when gcc was
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55168
Hans-Peter Nilsson changed:
What|Removed |Added
CC||hubicka at ucw dot cz
---
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55174
--- Comment #3 from harper at msor dot vuw.ac.nz 2012-11-04 20:41:10 UTC ---
On Fri, 2 Nov 2012, janus at gcc dot gnu.org wrote:
> Date: Fri, 2 Nov 2012 10:54:50 +
> From: janus at gcc dot gnu.org
> To: john.har...@vuw.ac.nz
> Subje
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55184
--- Comment #5 from Mikael Pettersson 2012-11-04
21:24:44 UTC ---
I can confirm the bug with gcc-4.6.3 and the fixed test case. However, the bug
has since been fixed on 4.6 branch in r187763, the fix for PR52407. The test
cases for these
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54693
Alexandre Oliva changed:
What|Removed |Added
Status|ASSIGNED|RESOLVED
Resolution|
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55195
--- Comment #6 from dave.anglin at bell dot net 2012-11-04 22:23:04 UTC ---
On 4-Nov-12, at 12:31 PM, amylaar at gcc dot gnu.org wrote:
> The instruction call_symref_pic_post_reload has the following length
> attribute setting:
>
> (set
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55174
janus at gcc dot gnu.org changed:
What|Removed |Added
Status|NEW |RESOLVED
Resol
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54225
janus at gcc dot gnu.org changed:
What|Removed |Added
CC||john.harper at vuw dot
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55207
--- Comment #2 from janus at gcc dot gnu.org 2012-11-04 22:26:44 UTC ---
(In reply to comment #1)
> Patch:
Note: The patch in comment 1 only fixes the auto-deallocation for scalars.
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55207
--- Comment #3 from janus at gcc dot gnu.org 2012-11-04 22:48:37 UTC ---
The following patch applies the implicit SAVE attribute to variables declared
in the main program:
Index: gcc/fortran/decl.c
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55145
--- Comment #7 from H.J. Lu 2012-11-04 22:51:46
UTC ---
Here are different internal values from the same input:
32-bit long: 1.57079632679489661925640447970309310221637133509
Input: 1.57079632679489661920219437107881788051599869504
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=21718
--- Comment #11 from H.J. Lu 2012-11-04 23:06:27
UTC ---
From:
http://www.sourceware.org/bugzilla/show_bug.cgi?id=14803#c1
---
Really I'd consider this just a variant on bug 21718 (real.c rounding not
perfect). That would ideally b
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55145
--- Comment #8 from Vincent Lefèvre 2012-11-04
23:43:44 UTC ---
(In reply to comment #7)
> Here are different internal values from the same input:
>
> 32-bit long: 1.57079632679489661925640447970309310221637133509
> Input:
> 1.5707963267
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55195
--- Comment #7 from dave.anglin at bell dot net 2012-11-04 23:50:44 UTC ---
On 4-Nov-12, at 12:31 PM, amylaar at gcc dot gnu.org wrote:
> Such a length attribute is not considered variable by
> shorten_branches.
>
> You need to include
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55174
--- Comment #5 from harper at msor dot vuw.ac.nz 2012-11-05 00:02:51 UTC ---
On Sun, 4 Nov 2012, janus at gcc dot gnu.org wrote:
> Date: Sun, 4 Nov 2012 22:23:40 +
> From: janus at gcc dot gnu.org
> To: john.har...@vuw.ac.nz
> Subje
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=21718
--- Comment #12 from Vincent Lefèvre 2012-11-05
00:16:32 UTC ---
(In reply to comment #11)
> Really I'd consider this just a variant on bug 21718 (real.c rounding not
> perfect). That would ideally be fixed by using MPFR for this in GCC ...
>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55198
--- Comment #2 from dave.anglin at bell dot net 2012-11-05 00:20:16 UTC ---
On 3-Nov-12, at 10:38 PM, pinskia at gcc dot gnu.org wrote:
> Exposed as this is a change in the library and the compiler is
> crashing with a
> valid input tha
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55174
--- Comment #6 from harper at msor dot vuw.ac.nz 2012-11-05 00:52:10 UTC ---
On Mon, 5 Nov 2012, John Harper wrote:
> Date: Mon, 5 Nov 2012 13:02:37 +1300 (NZDT)
> From: John Harper
> To: janus at gcc dot gnu.org
> Subject: Re: [Bug fo
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55209
Bug #: 55209
Summary: gdb reports 'No symbol "" in current context.' at
-O0 -g
Classification: Unclassified
Product: gcc
Version: 4.8.0
Status: UNCONFIRMED
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55209
--- Comment #1 from Hans-Peter Nilsson 2012-11-05
01:20:08 UTC ---
Created attachment 28616
--> http://gcc.gnu.org/bugzilla/attachment.cgi?id=28616
pr55030-chk.i
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55209
--- Comment #2 from Hans-Peter Nilsson 2012-11-05
01:21:23 UTC ---
(In reply to comment #0)
> Set a breakpoint on line 5084
...in cse.c
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54938
Oleg Endo changed:
What|Removed |Added
Status|NEW |RESOLVED
Resolution|
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=21718
H.J. Lu changed:
What|Removed |Added
CC||areg.melikadamyan at gmail
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55210
Bug #: 55210
Summary: cannot #define FOO 'a'
Classification: Unclassified
Product: gcc
Version: 4.7.2
Status: UNCONFIRMED
Severity: normal
Priority: P3
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55195
--- Comment #8 from Jorn Wolfgang Rennecke
2012-11-05 02:32:35 UTC ---
(In reply to comment #7)
> In some sense, this seems like a hack which might be optimized by an
> attribute processor. What about a way to mark length attributes as
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53113
Ryan Hill changed:
What|Removed |Added
CC||dirtyepic at gentoo dot org
--- Com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54413
--- Comment #11 from Ed Smith-Rowland <3dw4rd at verizon dot net> 2012-11-05
04:50:20 UTC ---
Here is a patch that should work. it passes on x86_64 linux.
I would like to get this in for 4.8 if possible.
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54413
--- Comment #12 from Ed Smith-Rowland <3dw4rd at verizon dot net> 2012-11-05
04:55:36 UTC ---
Created attachment 28617
--> http://gcc.gnu.org/bugzilla/attachment.cgi?id=28617
Patch to implement flags allowing gnu suffixes to be used as us
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54402
--- Comment #14 from Jakub Jelinek 2012-11-05
07:58:52 UTC ---
Author: jakub
Date: Mon Nov 5 07:58:48 2012
New Revision: 193152
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=193152
Log:
PR debug/54402
* var-tracking.
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