[llvm-commits] [llvm] r46277 - /llvm/trunk/include/llvm/ADT/ImmutableSet.h

[Ted Kremenek]

Author: kremenek
Date: Wed Jan 23 13:57:33 2008
New Revision: 46277

URL: http://llvm.org/viewvc/llvm-project?rev=46277&view=rev
Log:
Added "getRoot()" to ImmutableSet. 

Made ImmutableSet::ImmutableSet(ImutAVLTree* Root) public. (this allows handy
casting between trees and sets).


Modified:
    llvm/trunk/include/llvm/ADT/ImmutableSet.h

Modified: llvm/trunk/include/llvm/ADT/ImmutableSet.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/ADT/ImmutableSet.h?rev=46277&r1=46276&r2=46277&view=diff

==============================================================================
--- llvm/trunk/include/llvm/ADT/ImmutableSet.h (original)
+++ llvm/trunk/include/llvm/ADT/ImmutableSet.h Wed Jan 23 13:57:33 2008
@@ -862,14 +862,17 @@
 public:
   typedef typename ValInfo::value_type      value_type;
   typedef typename ValInfo::value_type_ref  value_type_ref;
-  
-private:  
   typedef ImutAVLTree<ValInfo> TreeTy;
+
+private:  
   TreeTy* Root;
-  
-  ImmutableSet(TreeTy* R) : Root(R) {}
-  
+
 public:
+  /// Constructs a set from a pointer to a tree root.  In general one
+  /// should use a Factory object to create sets instead of directly
+  /// invoking the constructor, but there are cases where make this
+  /// constructor public is useful.
+  explicit ImmutableSet(TreeTy* R) : Root(R) {}
   
   class Factory {
     typename TreeTy::Factory F;
@@ -924,6 +927,8 @@
     return Root && RHS.Root ? Root->isNotEqual(*RHS.Root) : Root != RHS.Root;
   }
   
+  TreeTy* getRoot() const { return Root; }
+  
   /// isEmpty - Return true if the set contains no elements.
   bool isEmpty() const { return !Root; }