[PATCH] D60754: Add forEachDescendant to DominatorTree.
    Jakub Kuderski via Phabricator via llvm-commits 
    llvm-commits at lists.llvm.org
       
    Wed Apr 17 08:54:52 PDT 2019
    
    
  
kuhar added a comment.
OK, I can see that this is exactly what you want to avoid in the related revision. In this case, isn't it possible to provide a dummy storage to DepthFirstIterator and use it to efficiently traverse trees?
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  https://reviews.llvm.org/D60754/new/
https://reviews.llvm.org/D60754
    
    
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