From 1cd4c7294c9873d7208aab5227bc27cdf8011b2e Mon Sep 17 00:00:00 2001
From: Chris Lattner <sabre@nondot.org>
Date: Thu, 26 Feb 2004 07:24:18 +0000
Subject: Make sure that at least one virtual method is defined in a .cpp file
 to avoid having the compiler emit RTTI and vtables to EVERY translation unit.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11871 91177308-0d34-0410-b5e6-96231b3b80d8
---
 include/Support/Annotation.h      | 11 ++---------
 include/llvm/AbstractTypeUser.h   |  2 +-
 include/llvm/Support/Annotation.h | 11 ++---------
 lib/Support/Annotation.cpp        | 13 ++++++++++++-
 lib/VMCore/Type.cpp               |  1 +
 5 files changed, 18 insertions(+), 20 deletions(-)

diff --git a/include/Support/Annotation.h b/include/Support/Annotation.h
index cee7ab7..9bd442a 100644
--- a/include/Support/Annotation.h
+++ b/include/Support/Annotation.h
@@ -68,7 +68,7 @@ class Annotation {
   Annotation *Next;        // The next annotation in the linked list
 public:
   inline Annotation(AnnotationID id) : ID(id), Next(0) {}
-  virtual ~Annotation() {}  // Designed to be subclassed
+  virtual ~Annotation();  // Designed to be subclassed
 
   // getID - Return the unique ID# of this annotation
   inline AnnotationID getID() const { return ID; }
@@ -95,14 +95,7 @@ class Annotable {
   void operator=(const Annotable &);   // Do not implement
 public:
   Annotable() : AnnotationList(0) {}
-  virtual ~Annotable() {   // Virtual because it's designed to be subclassed...
-    Annotation *A = AnnotationList;
-    while (A) {
-      Annotation *Next = A->getNext();
-      delete A;
-      A = Next;
-    }
-  }
+  virtual ~Annotable();    // Virtual because it's designed to be subclassed...
 
   // getAnnotation - Search the list for annotations of the specified ID.  The
   // pointer returned is either null (if no annotations of the specified ID
diff --git a/include/llvm/AbstractTypeUser.h b/include/llvm/AbstractTypeUser.h
index d211165..f039eb8 100644
--- a/include/llvm/AbstractTypeUser.h
+++ b/include/llvm/AbstractTypeUser.h
@@ -44,7 +44,7 @@ class DerivedType;
 
 class AbstractTypeUser {
 protected:
-  virtual ~AbstractTypeUser() {}                        // Derive from me
+  virtual ~AbstractTypeUser();                        // Derive from me
 public:
 
   /// refineAbstractType - The callback method invoked when an abstract type is
diff --git a/include/llvm/Support/Annotation.h b/include/llvm/Support/Annotation.h
index cee7ab7..9bd442a 100644
--- a/include/llvm/Support/Annotation.h
+++ b/include/llvm/Support/Annotation.h
@@ -68,7 +68,7 @@ class Annotation {
   Annotation *Next;        // The next annotation in the linked list
 public:
   inline Annotation(AnnotationID id) : ID(id), Next(0) {}
-  virtual ~Annotation() {}  // Designed to be subclassed
+  virtual ~Annotation();  // Designed to be subclassed
 
   // getID - Return the unique ID# of this annotation
   inline AnnotationID getID() const { return ID; }
@@ -95,14 +95,7 @@ class Annotable {
   void operator=(const Annotable &);   // Do not implement
 public:
   Annotable() : AnnotationList(0) {}
-  virtual ~Annotable() {   // Virtual because it's designed to be subclassed...
-    Annotation *A = AnnotationList;
-    while (A) {
-      Annotation *Next = A->getNext();
-      delete A;
-      A = Next;
-    }
-  }
+  virtual ~Annotable();    // Virtual because it's designed to be subclassed...
 
   // getAnnotation - Search the list for annotations of the specified ID.  The
   // pointer returned is either null (if no annotations of the specified ID
diff --git a/lib/Support/Annotation.cpp b/lib/Support/Annotation.cpp
index bcd196d..45fd06f 100644
--- a/lib/Support/Annotation.cpp
+++ b/lib/Support/Annotation.cpp
@@ -15,6 +15,18 @@
 #include "Support/Annotation.h"
 using namespace llvm;
 
+Annotation::~Annotation() {}  // Designed to be subclassed
+
+Annotable::~Annotable() {   // Virtual because it's designed to be subclassed...
+  Annotation *A = AnnotationList;
+  while (A) {
+    Annotation *Next = A->getNext();
+    delete A;
+    A = Next;
+  }
+}
+
+
 typedef std::map<const std::string, unsigned> IDMapType;
 static unsigned IDCounter = 0;  // Unique ID counter
 
@@ -41,7 +53,6 @@ static void eraseFromFactMap(unsigned ID) {
   }
 }
 
-
 AnnotationID AnnotationManager::getID(const std::string &Name) {  // Name -> ID
   IDMapType::iterator I = getIDMap().find(Name);
   if (I == getIDMap().end()) {
diff --git a/lib/VMCore/Type.cpp b/lib/VMCore/Type.cpp
index c863e52..1d265e1 100644
--- a/lib/VMCore/Type.cpp
+++ b/lib/VMCore/Type.cpp
@@ -26,6 +26,7 @@ using namespace llvm;
 //
 //#define DEBUG_MERGE_TYPES 1
 
+AbstractTypeUser::~AbstractTypeUser() {}
 
 //===----------------------------------------------------------------------===//
 //                         Type Class Implementation
-- 
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