[clang] [llvm] [SimplifyCFG] Extend jump-threading to allow live local defs (PR #135079)

[Yingwei Zheng via cfe-commits]

https://github.com/dtcxzyw commented:

It is not obvious to judge whether this patch is profitable. Can you share some performance data on SPEC/LLVM test-suite/your motivating case?


https://github.com/llvm/llvm-project/pull/135079