Re: TRACE_BRANCH_PROFILING breaks gcc warnings

[Ingo Molnar <mingo@elte.hu>]

* Sam Ravnborg <sam@ravnborg.org> wrote:

> > > This has been mentioned before, and I've asked about sending a 
> > > patch that would prevent TRACE_BRANCH_PROFILING from being 
> > > selected with an allyesconfig.
> > > 
> > > It is easy to do. I could make it a selection and not a 
> > > boolean and it will not select it as default, even for 
> > > allyes/modconfig
> 
> We should have a symbol that is only set for allyesconfig builds.
> 
> Then we could do something like:
> 
> config TRACE_BRANCH_PROFILING
> 	depends on !ALLYESCONFIG
> 
> The advantage is that it is obvious why we have defiend it like 
> this rather than some inverse symbols.
> 
> I looked at generating such symbol in kconfig long time ago but 
> never finished it.

ah, nice idea! Should be fairly simple to do, right?

The other option is to disable/remove the branch profiler 
altogether.

	Ingo