[llvm] [RemoveDIs][DebugInfo] Handle DPVAssign in most transforms (PR #78986)

[Orlando Cazalet-Hyams via llvm-commits]

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@@ -549,6 +549,9 @@ ADCEChanged AggressiveDeadCodeElimination::removeDeadInstructions() {
     // like the rest of this loop does. Extending support to assignment tracking
     // is future work.
     for (DPValue &DPV : make_early_inc_range(I.getDbgValueRange())) {
+      if (DPV.isDbgAssign())
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OCHyams wrote:

Please can you copy the comment from the intrinsic loop below.

https://github.com/llvm/llvm-project/pull/78986