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* [Bug middle-end/52925] [4.5/4.6 Regression] var-tracking never terminates
  2012-04-10  8:38 [Bug middle-end/52925] New: [4.5/4.6 Regression] var-tracking never terminates rguenth at gcc dot gnu.org
@ 2012-04-10  8:38 ` rguenth at gcc dot gnu.org
  2012-04-10  8:40 ` rguenth at gcc dot gnu.org
                   ` (3 subsequent siblings)
  4 siblings, 0 replies; 6+ messages in thread
From: rguenth at gcc dot gnu.org @ 2012-04-10  8:38 UTC (permalink / raw)
  To: gcc-bugs

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52925

Richard Guenther <rguenth at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
      Known to work|                            |4.3.6
   Target Milestone|---                         |4.5.4


^ permalink raw reply	[flat|nested] 6+ messages in thread

* [Bug middle-end/52925] New: [4.5/4.6 Regression] var-tracking never terminates
@ 2012-04-10  8:38 rguenth at gcc dot gnu.org
  2012-04-10  8:38 ` [Bug middle-end/52925] " rguenth at gcc dot gnu.org
                   ` (4 more replies)
  0 siblings, 5 replies; 6+ messages in thread
From: rguenth at gcc dot gnu.org @ 2012-04-10  8:38 UTC (permalink / raw)
  To: gcc-bugs

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52925

             Bug #: 52925
           Summary: [4.5/4.6 Regression] var-tracking never terminates
    Classification: Unclassified
           Product: gcc
           Version: 4.6.3
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: middle-end
        AssignedTo: unassigned@gcc.gnu.org
        ReportedBy: rguenth@gcc.gnu.org


gcc  -O2   -g    -S bug-756235_t.c

hangs forever in

#0  0x0000000001176db4 in htab_mod_1 (x=99, y=59, inv=363980280, shift=5)
    at /space/rguenther/src/svn/gcc-4_6-branch/libiberty/hashtab.c:257
#1  0x0000000001176e50 in htab_mod_m2 (hash=99, htab=0x1a79900)
    at /space/rguenther/src/svn/gcc-4_6-branch/libiberty/hashtab.c:282
#2  0x00000000011779b3 in htab_find_slot_with_hash (htab=0x1a79900, 
    element=0x1b77fb0, hash=99, insert=INSERT)
    at /space/rguenther/src/svn/gcc-4_6-branch/libiberty/hashtab.c:671
#3  0x0000000000c93ad7 in vars_copy (dst=0x1a79900, src=0x1a7a850)
    at /space/rguenther/src/svn/gcc-4_6-branch/gcc/var-tracking.c:1601
#4  0x0000000000c9344b in shared_hash_unshare (vars=0x1a948e8)
    at /space/rguenther/src/svn/gcc-4_6-branch/gcc/var-tracking.c:1404
#5  0x0000000000c93520 in shared_hash_find_slot_unshare_1 (pvars=0x1bd6748, 
    dv=0x1b77cb0, dvhash=67, ins=INSERT)
    at /space/rguenther/src/svn/gcc-4_6-branch/gcc/var-tracking.c:1440
#6  0x0000000000c9357e in shared_hash_find_slot_unshare (pvars=0x1bd6748, 
    dv=0x1b77cb0, ins=INSERT)
    at /space/rguenther/src/svn/gcc-4_6-branch/gcc/var-tracking.c:1448
#7  0x0000000000ca22fb in set_variable_part (set=0x1bd6598, 
    loc=0x7ffff5bc9528, dv=0x1b77cb0, offset=0, 
    initialized=VAR_INIT_STATUS_INITIALIZED, set_src=0x0, iopt=INSERT)
    at /space/rguenther/src/svn/gcc-4_6-branch/gcc/var-tracking.c:6730
#8  0x0000000000c947c9 in val_store (set=0x1bd6598, val=0x1b77cb0, 
    loc=0x7ffff5bc9528, insn=0x7ffff504f870, modified=0 '\000')
    at /space/rguenther/src/svn/gcc-4_6-branch/gcc/var-tracking.c:1889
#9  0x0000000000c9f7b3 in compute_bb_dataflow (bb=0x7ffff4209dd0)
    at /space/rguenther/src/svn/gcc-4_6-branch/gcc/var-tracking.c:5824
#10 0x0000000000ca08ab in vt_find_locations ()

with no progress.  Maybe works in 4.7 by luck.


^ permalink raw reply	[flat|nested] 6+ messages in thread

* [Bug middle-end/52925] [4.5/4.6 Regression] var-tracking never terminates
  2012-04-10  8:38 [Bug middle-end/52925] New: [4.5/4.6 Regression] var-tracking never terminates rguenth at gcc dot gnu.org
  2012-04-10  8:38 ` [Bug middle-end/52925] " rguenth at gcc dot gnu.org
@ 2012-04-10  8:40 ` rguenth at gcc dot gnu.org
  2012-04-10 10:53 ` bart.vanassche at gmail dot com
                   ` (2 subsequent siblings)
  4 siblings, 0 replies; 6+ messages in thread
From: rguenth at gcc dot gnu.org @ 2012-04-10  8:40 UTC (permalink / raw)
  To: gcc-bugs

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52925

--- Comment #1 from Richard Guenther <rguenth at gcc dot gnu.org> 2012-04-10 08:40:29 UTC ---
Created attachment 27124
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=27124
preprocessed source


^ permalink raw reply	[flat|nested] 6+ messages in thread

* [Bug middle-end/52925] [4.5/4.6 Regression] var-tracking never terminates
  2012-04-10  8:38 [Bug middle-end/52925] New: [4.5/4.6 Regression] var-tracking never terminates rguenth at gcc dot gnu.org
  2012-04-10  8:38 ` [Bug middle-end/52925] " rguenth at gcc dot gnu.org
  2012-04-10  8:40 ` rguenth at gcc dot gnu.org
@ 2012-04-10 10:53 ` bart.vanassche at gmail dot com
  2012-07-02 11:26 ` rguenth at gcc dot gnu.org
  2013-04-12 16:17 ` [Bug middle-end/52925] [4.6 " jakub at gcc dot gnu.org
  4 siblings, 0 replies; 6+ messages in thread
From: bart.vanassche at gmail dot com @ 2012-04-10 10:53 UTC (permalink / raw)
  To: gcc-bugs

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52925

Bart Van Assche <bart.vanassche at gmail dot com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |bart.vanassche at gmail dot
                   |                            |com

--- Comment #2 from Bart Van Assche <bart.vanassche at gmail dot com> 2012-04-10 10:52:49 UTC ---
I ran into this issue too - see also
http://bugzilla.novell.com/show_bug.cgi?id=756235.


^ permalink raw reply	[flat|nested] 6+ messages in thread

* [Bug middle-end/52925] [4.5/4.6 Regression] var-tracking never terminates
  2012-04-10  8:38 [Bug middle-end/52925] New: [4.5/4.6 Regression] var-tracking never terminates rguenth at gcc dot gnu.org
                   ` (2 preceding siblings ...)
  2012-04-10 10:53 ` bart.vanassche at gmail dot com
@ 2012-07-02 11:26 ` rguenth at gcc dot gnu.org
  2013-04-12 16:17 ` [Bug middle-end/52925] [4.6 " jakub at gcc dot gnu.org
  4 siblings, 0 replies; 6+ messages in thread
From: rguenth at gcc dot gnu.org @ 2012-07-02 11:26 UTC (permalink / raw)
  To: gcc-bugs

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52925

Richard Guenther <rguenth at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
   Target Milestone|4.5.4                       |4.6.4

--- Comment #3 from Richard Guenther <rguenth at gcc dot gnu.org> 2012-07-02 11:25:42 UTC ---
The 4.5 branch is being closed, adjusting target milestone.


^ permalink raw reply	[flat|nested] 6+ messages in thread

* [Bug middle-end/52925] [4.6 Regression] var-tracking never terminates
  2012-04-10  8:38 [Bug middle-end/52925] New: [4.5/4.6 Regression] var-tracking never terminates rguenth at gcc dot gnu.org
                   ` (3 preceding siblings ...)
  2012-07-02 11:26 ` rguenth at gcc dot gnu.org
@ 2013-04-12 16:17 ` jakub at gcc dot gnu.org
  4 siblings, 0 replies; 6+ messages in thread
From: jakub at gcc dot gnu.org @ 2013-04-12 16:17 UTC (permalink / raw)
  To: gcc-bugs


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52925

Jakub Jelinek <jakub at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |RESOLVED
         Resolution|                            |FIXED
   Target Milestone|4.6.4                       |4.7.0

--- Comment #4 from Jakub Jelinek <jakub at gcc dot gnu.org> 2013-04-12 16:17:43 UTC ---
The 4.6 branch has been closed, fixed in GCC 4.7.0.


^ permalink raw reply	[flat|nested] 6+ messages in thread

end of thread, other threads:[~2013-04-12 16:17 UTC | newest]

Thread overview: 6+ messages (download: mbox.gz / follow: Atom feed)
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2012-04-10  8:38 [Bug middle-end/52925] New: [4.5/4.6 Regression] var-tracking never terminates rguenth at gcc dot gnu.org
2012-04-10  8:38 ` [Bug middle-end/52925] " rguenth at gcc dot gnu.org
2012-04-10  8:40 ` rguenth at gcc dot gnu.org
2012-04-10 10:53 ` bart.vanassche at gmail dot com
2012-07-02 11:26 ` rguenth at gcc dot gnu.org
2013-04-12 16:17 ` [Bug middle-end/52925] [4.6 " jakub at gcc dot gnu.org

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