yamauchi added a comment.

In D84782#2180432 <https://reviews.llvm.org/D84782#2180432>, @davidxl wrote:

> On version bump --- looks like FrontPGO has been bumping version for hashing 
> changes while IR PGO had not, so it is ok to leave the version unchanged 
> (current situation is also confusing as the version of IR and FE PGO are 
> mixed).
>
> On the other hand, just in case, we need to introduce a temporary internal 
> option for people to be able to keep on using old profile (with older scheme 
> of hashing) for a while. Basically, under the option, the hashing scheme 
> falls back to the old way.
>
> other than that, looks fine.

Thanks. Done.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D84782/new/

https://reviews.llvm.org/D84782

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