[Bug c++/43361] missing uninitialzied warning without optimization (loop representation)

[rguenth at gcc dot gnu dot org]

------- Comment #4 from rguenth at gcc dot gnu dot org  2010-03-15 14:27 -------
(In reply to comment #3)
> (In reply to comment #2)
> > 
> > The trivial fix would be to compute post-dominator info and check if the
> > edge with the uninitialized use is executed on all paths from function
> > entry to exit (its source and destination post-dominate the entry bb).
> 
> You want to do that at -O0?

Not really.


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43361