Re: [Xen-devel] [PATCH for-next 6/9] kconfig: add llvm coverage option

[Wei Liu <wei.liu2@xxxxxxxxxx>]

On Thu, Oct 26, 2017 at 11:08:21AM +0100, Roger Pau Monné wrote:
> On Thu, Oct 26, 2017 at 11:03:13AM +0100, Wei Liu wrote:
> > On Thu, Oct 26, 2017 at 10:19:35AM +0100, Roger Pau Monne wrote:
> > >  config GCOV
> > >   bool "Gcov Support"
> > >   depends on !LIVEPATCH
> > 
> > && !LLVM_COVERAGE
> 
> That was my idea, but sadly that's not possible because you generate a
> circular dependency. The best solution that I found is to only mark
> one as exclusive (ie: have depends !GCOV in the LLVM_COVERAGE option
> below).
> 

In that case, why not just use "choice" to let user pick the
implementation?

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