------- Comment #6 from pinskia at gcc dot gnu dot org  2006-11-27 16:47 -------
(In reply to comment #5)
> > > Besides zero initialization [...] a initialization to a (signaling) NaN 
> > > (for 
> > > complex, real) would be also nice to find uninitialized variables.
> >
> > Why use -Wuninitialize will warn about those cases (though it can produce 
> > some
> > false positives).
> 
> -Wuninitialize does not always work (false negative). Or how do you expect a
> compiler to find the problem in such cases:

Well in that case r is unused so .. but if you made it used by a write(*,*) r
in the program, this becomes another PR with a C example which I cannot find
right now.


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=20441

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