From b518c25b3e3ec03da389ca48910ded42ca1305e3 Mon Sep 17 00:00:00 2001
From: Argyrios Kyrtzidis <akyrtzi@gmail.com>
Date: Sun, 20 Mar 2011 06:14:56 +0000
Subject: [PATCH] If a class inherits from RefCountedBaseVPTR allow all its
 subclasses to be used with IntrusiveRefCntPtr.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@127966 91177308-0d34-0410-b5e6-96231b3b80d8
---
 include/llvm/ADT/IntrusiveRefCntPtr.h          | 4 ++--
 include/llvm/CompilerDriver/CompilationGraph.h | 2 +-
 include/llvm/CompilerDriver/Tool.h             | 2 +-
 3 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/include/llvm/ADT/IntrusiveRefCntPtr.h b/include/llvm/ADT/IntrusiveRefCntPtr.h
index 37d4ac9d29d..e6926de413a 100644
--- a/include/llvm/ADT/IntrusiveRefCntPtr.h
+++ b/include/llvm/ADT/IntrusiveRefCntPtr.h
@@ -64,7 +64,6 @@ namespace llvm {
 ///  inherit from RefCountedBaseVPTR can't be allocated on stack -
 ///  attempting to do this will produce a compile error.
 //===----------------------------------------------------------------------===//
-  template <class Derived>
   class RefCountedBaseVPTR {
     unsigned ref_cnt;
 
@@ -78,7 +77,8 @@ namespace llvm {
       if (--ref_cnt == 0) delete this;
     }
 
-    friend class IntrusiveRefCntPtr<Derived>;
+    template <typename T>
+    friend class IntrusiveRefCntPtr;
   };
 
 //===----------------------------------------------------------------------===//
diff --git a/include/llvm/CompilerDriver/CompilationGraph.h b/include/llvm/CompilerDriver/CompilationGraph.h
index e1eea325e34..951aff6f938 100644
--- a/include/llvm/CompilerDriver/CompilationGraph.h
+++ b/include/llvm/CompilerDriver/CompilationGraph.h
@@ -40,7 +40,7 @@ namespace llvmc {
   };
 
   /// Edge - Represents an edge of the compilation graph.
-  class Edge : public llvm::RefCountedBaseVPTR<Edge> {
+  class Edge : public llvm::RefCountedBaseVPTR {
   public:
     Edge(const std::string& T) : ToolName_(T) {}
     virtual ~Edge() {}
diff --git a/include/llvm/CompilerDriver/Tool.h b/include/llvm/CompilerDriver/Tool.h
index d0926ba9831..18a2b767923 100644
--- a/include/llvm/CompilerDriver/Tool.h
+++ b/include/llvm/CompilerDriver/Tool.h
@@ -33,7 +33,7 @@ namespace llvmc {
   typedef llvm::StringSet<> InputLanguagesSet;
 
   /// Tool - Represents a single tool.
-  class Tool : public llvm::RefCountedBaseVPTR<Tool> {
+  class Tool : public llvm::RefCountedBaseVPTR {
   public:
 
     virtual ~Tool() {}