X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=include%2Fllvm%2FPassAnalysisSupport.h;h=d14d73b1b14f37488920f0a60ba2447e0fdacb48;hb=3a129c85920404e7ccdb7e655c89fa60a0309cfd;hp=0136966ea08b3a8bfec8526e5dbe7503a69829e7;hpb=95102149362cd76c700b80dd1d1c618cc7f333db;p=oota-llvm.git

diff --git a/include/llvm/PassAnalysisSupport.h b/include/llvm/PassAnalysisSupport.h
index 0136966ea08..d14d73b1b14 100644
--- a/include/llvm/PassAnalysisSupport.h
+++ b/include/llvm/PassAnalysisSupport.h
@@ -120,7 +120,7 @@ public:
 class PMDataManager;
 class AnalysisResolver {
 private:
-  AnalysisResolver();  // DO NOT IMPLEMENT
+  AnalysisResolver() LLVM_DELETED_FUNCTION;
 
 public:
   explicit AnalysisResolver(PMDataManager &P) : PM(P) { }
@@ -143,6 +143,8 @@ public:
   Pass *findImplPass(Pass *P, AnalysisID PI, Function &F);
 
   void addAnalysisImplsPair(AnalysisID PI, Pass *P) {
+    if (findImplPass(PI) == P)
+      return;
     std::pair<AnalysisID, Pass*> pir = std::make_pair(PI,P);
     AnalysisImpls.push_back(pir);
   }