Add missing definitions of key_type and value_type to DenseSet.

This matches std::set and allows using DenseSet with the functions
in SetOperations.h

llvm-svn: 198793

diff --git a/llvm/include/llvm/ADT/DenseSet.h b/llvm/include/llvm/ADT/DenseSet.h
index d699ad5..6abcf66 100644 (file)
--- a/llvm/include/llvm/ADT/DenseSet.h
+++ b/llvm/include/llvm/ADT/DenseSet.h
@@ -27,6 +27,9 @@ class DenseSet {
   typedef DenseMap<ValueT, char, ValueInfoT> MapTy;
   MapTy TheMap;
 public:
+  typedef ValueT key_type;
+  typedef ValueT value_type;
+
   DenseSet(const DenseSet &Other) : TheMap(Other.TheMap) {}
   explicit DenseSet(unsigned NumInitBuckets = 0) : TheMap(NumInitBuckets) {}