* Rustad, Mark D <mark.d.rus...@intel.com> wrote:
> On Sep 22, 2014, at 2:21 PM, Peter Zijlstra <pet...@infradead.org> wrote:
>
> > On Mon, Sep 22, 2014 at 08:59:32PM +0000, Rustad, Mark D wrote:
> >> Because I have found that enabling many warnings helps identify problems
> >> in code and it has been my standard practice since about 1999 to do so.
> >> The compiler warnings are really just another form of static analysis,
> >> and I use it routinely on every compile. Here is how routinely: I have
> >> W=1 in my environment, W=12 is just too painful. I would change that
> >> default to W=12 if it wasn't insane to do so.
> >
> > Many warnings are just plain insane and stupid. They're not
> > helping anybody. There's a very good reason many are
> > disabled. I'm sure you can find some entertaining discussions
> > on the topic if you search the LKML archives.
>
> That is what I used to think. -Wshadow for example. What's the
> problem? [...]
Then please add it to the default build. There are some warnings
that used to be crap but have been improved over the year -
enable them one by one, with good case by case justification and
analysis. Just going after all W=2 warnings is insane.
Thanks,
Ingo
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