[llvm] CloneFunction: Do not delete blocks with address taken (PR #134209)

[Matt Arsenault via llvm-commits]

arsenm wrote:

> This fixes one of (at least?) two bugs required to permit inlining of functions with blockaddress uses.

This might have been just one bug, the main issue I was trying to fix disappears with this alone



https://github.com/llvm/llvm-project/pull/134209