llvm-project

984251ac - Revert "[DAGCombiner] Relax condition for extract_vector_elt combine" (#157953)

Revert "[DAGCombiner] Relax condition for extract_vector_elt combine" (#157953) Reverts llvm/llvm-project#157658 Causes hangs, see https://github.com/llvm/llvm-project/pull/157658#issuecomment-3276441812