message: Expand aliasing for gradient accumulation
  Summary: Fixes T18254
  Reviewers: #tensorflow, #framework_ip_review_-_any_oss_or_third-party_code_use_has_been_approved, davidn
  Maniphest Tasks: T18254
diff: @@ -145,8 +145,7 @@ class PipelineStatefulGradientAccumulateOp : public PoplarOpDef {
  // Create a sequence to be executed during the pipeline.
  poplar::program::Sequence seq;
  - TensorVector inputs =
  - FindInstructionInputs(tensor_map, res, inst, 0, seq, false);
  + TensorVector inputs = FindInstructionInputs(tensor_map, res, inst, 0, seq);
  // Clone the inputs into accumulators which are the outputs.
  TensorVector accumulators(inputs.size());
  