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* [Bug c/42513]  New: -ftree-vectorize and zlib: firefox crashes with segmentation faults on start
@ 2009-12-26 21:29 mecareful at gmail dot com
  2009-12-26 21:44 ` [Bug c/42513] " hjl dot tools at gmail dot com
                   ` (2 more replies)
  0 siblings, 3 replies; 4+ messages in thread
From: mecareful at gmail dot com @ 2009-12-26 21:29 UTC (permalink / raw)
  To: gcc-bugs

When using all O3 flags without -ftree-vectorize, all work good.
So, I think there is a trouble which can be determined by testing this option
on sys-libs/zlib - package.


-- 
           Summary: -ftree-vectorize and zlib: firefox crashes with
                    segmentation faults on start
           Product: gcc
           Version: 4.4.2
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: mecareful at gmail dot com


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42513


^ permalink raw reply	[flat|nested] 4+ messages in thread
* [Bug c/42513] -ftree-vectorize and zlib: firefox crashes with segmentation faults on start
  2009-12-26 21:29 [Bug c/42513] New: -ftree-vectorize and zlib: firefox crashes with segmentation faults on start mecareful at gmail dot com
@ 2009-12-26 21:44 ` hjl dot tools at gmail dot com
  2009-12-26 22:01 ` mecareful at gmail dot com
  2009-12-26 22:19 ` [Bug target/42513] " hjl dot tools at gmail dot com
  2 siblings, 0 replies; 4+ messages in thread
From: hjl dot tools at gmail dot com @ 2009-12-26 21:44 UTC (permalink / raw)
  To: gcc-bugs



------- Comment #1 from hjl dot tools at gmail dot com  2009-12-26 21:44 -------
Try adding "-mstackrealign".


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42513


^ permalink raw reply	[flat|nested] 4+ messages in thread
* [Bug c/42513] -ftree-vectorize and zlib: firefox crashes with segmentation faults on start
  2009-12-26 21:29 [Bug c/42513] New: -ftree-vectorize and zlib: firefox crashes with segmentation faults on start mecareful at gmail dot com
  2009-12-26 21:44 ` [Bug c/42513] " hjl dot tools at gmail dot com
@ 2009-12-26 22:01 ` mecareful at gmail dot com
  2009-12-26 22:19 ` [Bug target/42513] " hjl dot tools at gmail dot com
  2 siblings, 0 replies; 4+ messages in thread
From: mecareful at gmail dot com @ 2009-12-26 22:01 UTC (permalink / raw)
  To: gcc-bugs



------- Comment #2 from mecareful at gmail dot com  2009-12-26 22:01 -------
(In reply to comment #1)
> Try adding "-mstackrealign".
> 

Now firefox works and does not segfaults on start and works later.
(And thunderbird works now too)

Thanks a lot! :-)


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42513


^ permalink raw reply	[flat|nested] 4+ messages in thread
* [Bug target/42513] -ftree-vectorize and zlib: firefox crashes with segmentation faults on start
  2009-12-26 21:29 [Bug c/42513] New: -ftree-vectorize and zlib: firefox crashes with segmentation faults on start mecareful at gmail dot com
  2009-12-26 21:44 ` [Bug c/42513] " hjl dot tools at gmail dot com
  2009-12-26 22:01 ` mecareful at gmail dot com
@ 2009-12-26 22:19 ` hjl dot tools at gmail dot com
  2 siblings, 0 replies; 4+ messages in thread
From: hjl dot tools at gmail dot com @ 2009-12-26 22:19 UTC (permalink / raw)
  To: gcc-bugs



------- Comment #3 from hjl dot tools at gmail dot com  2009-12-26 22:19 -------


*** This bug has been marked as a duplicate of 40838 ***


-- 

hjl dot tools at gmail dot com changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |RESOLVED
         Resolution|                            |DUPLICATE


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42513


^ permalink raw reply	[flat|nested] 4+ messages in thread
end of thread, other threads:[~2009-12-26 22:19 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2009-12-26 21:29 [Bug c/42513] New: -ftree-vectorize and zlib: firefox crashes with segmentation faults on start mecareful at gmail dot com
2009-12-26 21:44 ` [Bug c/42513] " hjl dot tools at gmail dot com
2009-12-26 22:01 ` mecareful at gmail dot com
2009-12-26 22:19 ` [Bug target/42513] " hjl dot tools at gmail dot com

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