[PATCH] D48666: [ScheduleDAG] Fix unfolding of SUnits to already existent nodes.

[Eli Friedman via Phabricator via llvm-commits]

efriedma accepted this revision.
efriedma added a comment.
This revision is now accepted and ready to land.

LGTM with one nit



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Comment at: llvm/lib/CodeGen/SelectionDAG/ScheduleDAGRRList.cpp:1013
 
+  bool isNewN = true;
+  SUnit *NewSU;
----------------
Please add a comment here noting that we specifically end up in this situation when isNewLoad == false.


Repository:
  rL LLVM

https://reviews.llvm.org/D48666