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Added "getRoot()" to ImmutableMap. 

Made the ctor for ImmutableMap to construct a map from an AVL tree public.

llvm-svn: 45756
This commit is contained in:
Ted Kremenek 2008-01-08 21:05:59 +00:00
parent 9b0f70bb85
commit a0a2881b1e
1 changed files with 11 additions and 5 deletions
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16
llvm/include/llvm/ADT/ImmutableMap.h
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@ -52,20 +52,24 @@ struct ImutKeyValueInfo {
template <typename KeyT, typename ValT,
typename ValInfo = ImutKeyValueInfo<KeyT,ValT> >
class ImmutableMap {
public:
typedef typename ValInfo::value_type value_type;
typedef typename ValInfo::value_type_ref value_type_ref;
typedef typename ValInfo::key_type key_type;
typedef typename ValInfo::key_type_ref key_type_ref;
typedef typename ValInfo::data_type data_type;
typedef typename ValInfo::data_type_ref data_type_ref;
typedef ImutAVLTree<ValInfo> TreeTy;
private:
typedef ImutAVLTree<ValInfo> TreeTy;
private:
TreeTy* Root;
ImmutableMap(TreeTy* R) : Root(R) {}
public:
/// Constructs a map from a pointer to a tree root. In general one
/// should use a Factory object to create maps instead of directly
/// invoking the constructor, but there are cases where make this
/// constructor public is useful.
explicit ImmutableMap(TreeTy* R) : Root(R) {}
class Factory {
typename TreeTy::Factory F;
@ -112,6 +116,8 @@ public:
return Root && RHS.Root ? Root->isNotEqual(*RHS.Root) : Root != RHS.Root;
}
TreeTy* getRoot() const { return Root; }
bool isEmpty() const { return !Root; }
//===--------------------------------------------------===//