Fix the build breakage introduced by r154131.

The empty 1-argument operator delete is for the benefit of the
destructor. A couple of spot checks of running yaml-bench under
valgrind against a few of the files under test/YAMLParser did
not reveal any leaks introduced by this change.

llvm-svn: 154137

1 files changed, 3 insertions, 19 deletions

diff --git a/llvm/include/llvm/Support/YAMLParser.h b/llvm/include/llvm/Support/YAMLParser.h
index 85ecc13d964..b24cacd3c32 100644
--- a/llvm/include/llvm/Support/YAMLParser.h
+++ b/llvm/include/llvm/Support/YAMLParser.h
@@ -149,7 +149,9 @@ protected:
   OwningPtr<Document> &Doc;
   SMRange SourceRange;
 
-  virtual ~Node();
+  void operator delete(void *) throw() {}
+
+  virtual ~Node() {}
 
 private:
   unsigned int TypeID;
@@ -168,9 +170,6 @@ public:
   static inline bool classof(const Node *N) {
     return N->getType() == NK_Null;
   }
-
-protected:
-  virtual ~NullNode();
 };
 
 /// @brief A scalar node is an opaque datum that can be presented as a
@@ -205,9 +204,6 @@ public:
     return N->getType() == NK_Scalar;
   }
 
-protected:
-  virtual ~ScalarNode();
-
 private:
   StringRef Value;
 
@@ -255,9 +251,6 @@ public:
     return N->getType() == NK_KeyValue;
   }
 
-protected:
-  virtual ~KeyValueNode();
-
 private:
   Node *Key;
   Node *Value;
@@ -374,9 +367,6 @@ public:
     return N->getType() == NK_Mapping;
   }
 
-protected:
-  virtual ~MappingNode();
-
 private:
   MappingType Type;
   bool IsAtBeginning;
@@ -440,9 +430,6 @@ public:
     return N->getType() == NK_Sequence;
   }
 
-protected:
-  virtual ~SequenceNode();
-
 private:
   SequenceType SeqType;
   bool IsAtBeginning;
@@ -468,9 +455,6 @@ public:
     return N->getType() == NK_Alias;
   }
 
-protected:
-  virtual ~AliasNode();
-
 private:
   StringRef Name;
 };