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* [Bug middle-end/17416] New: stack variable merging doesn't work
@ 2004-09-11  8:00 ak at muc dot de
  2004-09-11  8:01 ` [Bug middle-end/17416] " ak at muc dot de
                   ` (9 more replies)
  0 siblings, 10 replies; 11+ messages in thread
From: ak at muc dot de @ 2004-09-11  8:00 UTC (permalink / raw)
  To: gcc-bugs

I tried a simple test of the new stack merging functionality in mainline
and it refused to merge variables in differenct scopes.

e.g. the attached example generates with -O2:


f:
.LFB2:
        subq    $232, %rsp

I would have expected a stack frame size around 100

-- 
           Summary: stack variable merging doesn't work
           Product: gcc
           Version: 4.0.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P2
         Component: middle-end
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: ak at muc dot de
                CC: gcc-bugs at gcc dot gnu dot org
 GCC build triplet: x86_64-linux
  GCC host triplet: x86_64-linux
GCC target triplet: x86_64-linux


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=17416


^ permalink raw reply	[flat|nested] 11+ messages in thread
end of thread, other threads:[~2004-11-06 15:42 UTC | newest]

Thread overview: 11+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2004-09-11  8:00 [Bug middle-end/17416] New: stack variable merging doesn't work ak at muc dot de
2004-09-11  8:01 ` [Bug middle-end/17416] " ak at muc dot de
2004-09-11 10:28 ` belyshev at lubercy dot com
2004-09-11 12:58 ` giovannibajo at libero dot it
2004-09-11 13:00 ` giovannibajo at libero dot it
2004-09-11 13:01 ` giovannibajo at libero dot it
2004-09-11 13:21 ` ak at muc dot de
2004-09-11 17:26 ` rth at gcc dot gnu dot org
2004-09-11 20:07 ` cvs-commit at gcc dot gnu dot org
2004-09-11 20:12 ` rth at gcc dot gnu dot org
2004-11-06 15:42 ` pinskia at gcc dot gnu dot org

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