[cfe-users] Why re-compile clang with clang?

[David Blaikie via cfe-users]

Not a requirement, but a suggestion - generally clang/llvm are optimized
best with themselves. So it's generally considered the "optimal" setup.

On Sat, Oct 19, 2019 at 10:48 AM Pratyush Das via cfe-users <
cfe-users at lists.llvm.org> wrote:

> Hi,
>
> I noticed here -
> https://clang.llvm.org/docs/LibASTMatchersTutorial.html#step-0-obtaining-clang that
> it is recommended to recompile clang after building it for the first time
> with itself. Why is that required?
>
> Thanks,
>
> --
> Pratyush Das(Reik)
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