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Old 01-05-2009, 10:02 PM
"schwab at suse dot de"
 
Default __alignof__ (_Unwind_Exception) depends on -mavx

When -mavx was added BIGGEST_ALIGNMENT was changed to depend on it. This
changes the behavior of __attribute__((aligned)), which is used to define
struct _Unwind_Exception, and which changes the ABI of anything that uses it.


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Summary: [4.4 Regression] __alignof__ (_Unwind_Exception) depends
on -mavx
Product: gcc
Version: 4.4.0
Status: UNCONFIRMED
Keywords: ABI
Severity: critical
Priority: P3
Component: target
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: schwab at suse dot de
GCC target triplet: i?86-*-*
OtherBugsDependingO 38732
nThis:


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38737

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Old 01-05-2009, 10:05 PM
"pinskia at gcc dot gnu dot org"
 
Default __alignof__ (_Unwind_Exception) depends on -mavx

------- Comment #1 from pinskia at gcc dot gnu dot org 2009-01-05 23:05 -------
I just filed it.

*** This bug has been marked as a duplicate of 38736 ***


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pinskia at gcc dot gnu dot org changed:

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


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38737

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Old 01-05-2009, 10:09 PM
"hjl dot tools at gmail dot com"
 
Default __alignof__ (_Unwind_Exception) depends on -mavx

--

hjl dot tools at gmail dot com changed:

What |Removed |Added
----------------------------------------------------------------------------
OtherBugsDependingO|38732 |
nThis| |


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38737

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