[weak vtables] Remove a bunch of weak vtables

This patch removes most of the trivial cases of weak vtables by pinning them to
a single object file. The memory leaks in this version have been fixed. Thanks
Alexey for pointing them out.

Differential Revision: http://llvm-reviews.chandlerc.com/D2068

Reviewed by Andy

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@195064 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 7 insertions, 0 deletions

diff --git a/include/llvm/Support/YAMLParser.h b/include/llvm/Support/YAMLParser.h
index 0e780bab12..702044936c 100644
--- a/include/llvm/Support/YAMLParser.h
+++ b/include/llvm/Support/YAMLParser.h
@@ -105,6 +105,7 @@ private:
 
 /// @brief Abstract base class for all Nodes.
 class Node {
+   virtual void anchor();
 public:
   enum NodeKind {
     NK_Null,
@@ -175,6 +176,7 @@ private:
 /// Example:
 ///   !!null null
 class NullNode : public Node {
+  virtual void anchor();
 public:
   NullNode(OwningPtr<Document> &D)
       : Node(NK_Null, D, StringRef(), StringRef()) {}
@@ -190,6 +192,7 @@ public:
 /// Example:
 ///   Adena
 class ScalarNode : public Node {
+  virtual void anchor();
 public:
   ScalarNode(OwningPtr<Document> &D, StringRef Anchor, StringRef Tag,
              StringRef Val)
@@ -231,6 +234,7 @@ private:
 /// Example:
 ///   Section: .text
 class KeyValueNode : public Node {
+  virtual void anchor();
 public:
   KeyValueNode(OwningPtr<Document> &D)
     : Node(NK_KeyValue, D, StringRef(), StringRef())
@@ -342,6 +346,7 @@ void skip(CollectionType &C) {
 ///   Name: _main
 ///   Scope: Global
 class MappingNode : public Node {
+  virtual void anchor();
 public:
   enum MappingType {
     MT_Block,
@@ -391,6 +396,7 @@ private:
 ///   - Hello
 ///   - World
 class SequenceNode : public Node {
+  virtual void anchor();
 public:
   enum SequenceType {
     ST_Block,
@@ -446,6 +452,7 @@ private:
 /// Example:
 ///   *AnchorName
 class AliasNode : public Node {
+  virtual void anchor();
 public:
   AliasNode(OwningPtr<Document> &D, StringRef Val)
     : Node(NK_Alias, D, StringRef(), StringRef()), Name(Val) {}