[llvm-branch-commits] [llvm-reduce] Run AssignGUIDPass when loading BC (PR #208965)

[Aiden Grossman via llvm-branch-commits]

boomanaiden154 wrote:

This does fix the crash, and it's somewhat similar to what opt does, but it seems like we might also just not be serializing GUIDs into textual IR in some cases.

The test case is reduced from a distributed ThinLTO backend action BC file that was causing llvm-reduce to crash.

https://github.com/llvm/llvm-project/pull/208965