smeenai added inline comments.
================
Comment at: CMakeLists.txt:633
+ if (EXISTS "${site_config_path}")
+ file(REMOVE "${site_config_path}")
+ endif()
----------------
EricWF wrote:
> Maybe print a warning or a message here? While it seems useful to
> re-configure and remove the stale header without requiring the user delete
> the build directory, it does seem like an odd thing to do, at least silently.
>
> Since this shouldn't be happening very often, I don't think it would be too
> noisy to explicitly warn the user what is going on.
>
Sounds good.
https://reviews.llvm.org/D36720
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