Add a note about a potential PIC optimization.

[oota-llvm.git] / include / llvm / Analysis / PostDominators.h

diff --git a/include/llvm/Analysis/PostDominators.h b/include/llvm/Analysis/PostDominators.h
index c55022b7637dfe35892a8862a36018fccb106606..b99fafcfc9f26ec4d980427e5d7f4a7016fdcbbc 100644 (file)
--- a/include/llvm/Analysis/PostDominators.h
+++ b/include/llvm/Analysis/PostDominators.h
@@ -29,8 +29,7 @@ struct PostDominatorTree : public FunctionPass {
     DT = new DominatorTreeBase<BasicBlock>(true);
   }
 
-  /// isAnalysis - Return true if this pass is  implementing an analysis pass.
-  virtual bool isAnalysis() const { return true; }
+  ~PostDominatorTree();
 
   virtual bool runOnFunction(Function &F);
 
@@ -63,6 +62,7 @@ struct PostDominatorTree : public FunctionPass {
   }
 };
 
+FunctionPass* createPostDomTree();
 
 /// PostDominanceFrontier Class - Concrete subclass of DominanceFrontier that is
 /// used to compute the a post-dominance frontier.
@@ -72,9 +72,6 @@ struct PostDominanceFrontier : public DominanceFrontierBase {
   PostDominanceFrontier() 
     : DominanceFrontierBase((intptr_t) &ID, true) {}
 
-  /// isAnalysis - Return true if this pass is  implementing an analysis pass.
-  virtual bool isAnalysis() const { return true; }
-
   virtual bool runOnFunction(Function &) {
     Frontiers.clear();
     PostDominatorTree &DT = getAnalysis<PostDominatorTree>();
@@ -94,9 +91,8 @@ private:
                               const DomTreeNode *Node);
 };
 
-} // End llvm namespace
+FunctionPass* createPostDomFrontier();
 
-// Make sure that any clients of this file link in PostDominators.cpp
-FORCE_DEFINING_FILE_TO_BE_LINKED(PostDominanceFrontier)
+} // End llvm namespace
 
 #endif