[PATCH] D75341: [BFI] Use CallbackVH to notify BFI about deletion of basic blocks

[Daniil Suchkov via Phabricator via llvm-commits]

DaniilSuchkov added a comment.

In D75341#1898925 <https://reviews.llvm.org/D75341#1898925>, @davidxl wrote:

> Can you make BlockKeyT to be AssertingVH<const BasicBlock> to avoid the const castings?


Sadly, ValueHandles don't work with non-const pointers.


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