Enhanced pretty-printing of undefined-argument errors.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@47873 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 3 insertions, 2 deletions

diff --git a/include/clang/Analysis/PathSensitive/GRExprEngine.h b/include/clang/Analysis/PathSensitive/GRExprEngine.h
index 3ad87b2e75..3a4e358d66 100644
--- a/include/clang/Analysis/PathSensitive/GRExprEngine.h
+++ b/include/clang/Analysis/PathSensitive/GRExprEngine.h
@@ -91,7 +91,7 @@ protected:
   typedef llvm::SmallPtrSet<NodeTy*,2> UndefStoresTy;
   typedef llvm::SmallPtrSet<NodeTy*,2> BadDerefTy;
   typedef llvm::SmallPtrSet<NodeTy*,2> BadCallsTy;
-  typedef llvm::SmallPtrSet<NodeTy*,2> UndefArgsTy;
+  typedef llvm::DenseMap<NodeTy*, Expr*> UndefArgsTy;
   typedef llvm::SmallPtrSet<NodeTy*,2> BadDividesTy;
   typedef llvm::SmallPtrSet<NodeTy*,2> NoReturnCallsTy;  
   typedef llvm::SmallPtrSet<NodeTy*,2> UndefResultsTy;  
@@ -209,7 +209,8 @@ public:
   }
   
   bool isUndefArg(const NodeTy* N) const {
-    return N->isSink() && UndefArgs.count(const_cast<NodeTy*>(N)) != 0;
+    return N->isSink() &&
+           UndefArgs.find(const_cast<NodeTy*>(N)) != UndefArgs.end();
   }
   
   typedef BadDerefTy::iterator null_deref_iterator;