[PATCH] D102943: Hashing: use a 64-bit storage type on all platforms.

[Alexandre Rames via Phabricator via cfe-commits]

arames added a comment.

In D102943#2775099 <https://reviews.llvm.org/D102943#2775099>, @dexonsmith wrote:

> In D102943#2774732 <https://reviews.llvm.org/D102943#2774732>, @jroelofs wrote:
>
>> why do module hashes need to be stable when cross-compiling?
>
> IIUC, the use case is cross-compiling when building the modules, which are then sent to the target to use when compiling other things.

Yes, that's right.
In particular, we are talking about the hash used for for (prebuilt) implicit modules paths.


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https://reviews.llvm.org/D102943