[llvm-branch-commits] [clang] [LifetimeSafety] Mark all DeclRefExpr as usages of the corresp. origin (PR #154316)

[Utkarsh Saxena via llvm-branch-commits]

usx95 wrote:

I think the liveness analysis can be built on top of this. A UseFact with a write `a = b` kills value in `a` and gens value of `b`. All other facts essentially gens the origins involved. WDYT ?

https://github.com/llvm/llvm-project/pull/154316