adopt getAdjustedAnalysisPointer in BasicCallGraph.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@94015 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Analysis/IPA/CallGraph.cpp b/lib/Analysis/IPA/CallGraph.cpp
index a826177d6bdeb3d5cf38a1bf52b39a1320f01c82..8c43aa14885d0c3d39b2352e72c6d0a1fd06957f 100644 (file)
--- a/lib/Analysis/IPA/CallGraph.cpp
+++ b/lib/Analysis/IPA/CallGraph.cpp
@@ -26,7 +26,7 @@ namespace {
 //===----------------------------------------------------------------------===//
 // BasicCallGraph class definition
 //
-class BasicCallGraph : public CallGraph, public ModulePass {
+class BasicCallGraph : public ModulePass, public CallGraph {
   // Root is root of the call graph, or the external node if a 'main' function
   // couldn't be found.
   //
@@ -82,6 +82,16 @@ public:
     destroy();
   }
   
+  /// getAdjustedAnalysisPointer - This method is used when a pass implements
+  /// an analysis interface through multiple inheritance.  If needed, it should
+  /// override this to adjust the this pointer as needed for the specified pass
+  /// info.
+  virtual void *getAdjustedAnalysisPointer(const PassInfo *PI) {
+    if (PI->isPassID(&CallGraph::ID))
+      return (CallGraph*)this;
+    return this;
+  }
+  
   CallGraphNode* getExternalCallingNode() const { return ExternalCallingNode; }
   CallGraphNode* getCallsExternalNode()   const { return CallsExternalNode; }