[PATCH] D129001: [PGO] Report number of counts being dropped when a hash-mismatch happens.

[David Li via Phabricator via llvm-commits]

davidxl added a comment.

In D129001#3633340 <https://reviews.llvm.org/D129001#3633340>, @xur wrote:

> It's almost impossible for the sum of a function's raw count values to
> reach the max of uint64. If that happens, there must be something wrong.
> We handle saturation in BFI weight where the type is int32.
>
> -Rong

When adding them up, it is still possible for a large function. No fancy handling is needed, just need to cap it .


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