[PATCH] D48231: [Dominators] Change getNode parameter type to const NodeT * (NFC).

[Florian Hahn via Phabricator via llvm-commits]

fhahn created this revision.
fhahn added reviewers: kuhar, dblaikie, chandlerc.
fhahn added a subscriber: sdesmalen.

DominatorTreeBase::getNode does not modify its parameter and this change
allows callers that only have access to const pointers to use it without
casting.


https://reviews.llvm.org/D48231

Files:
  include/llvm/Support/GenericDomTree.h


Index: include/llvm/Support/GenericDomTree.h
===================================================================
--- include/llvm/Support/GenericDomTree.h
+++ include/llvm/Support/GenericDomTree.h
@@ -351,7 +351,7 @@
   /// block.  This is the same as using operator[] on this class.  The result
   /// may (but is not required to) be null for a forward (backwards)
   /// statically unreachable block.
-  DomTreeNodeBase<NodeT> *getNode(NodeT *BB) const {
+  DomTreeNodeBase<NodeT> *getNode(const NodeT *BB) const {
     auto I = DomTreeNodes.find(BB);
     if (I != DomTreeNodes.end())
       return I->second.get();


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