[llvm] [LLVM] convergence verifier should visit all instructions (PR #66200)

[Sameer Sahasrabuddhe via llvm-commits]

ssahasra wrote:

Bump! Waiting for this one to the next PR that introduces convergence control operations and LLVM::token() type in GlobalISel.

Will be restarting this review as a new PR:
https://reviews.llvm.org/D158147

https://github.com/llvm/llvm-project/pull/66200