diff --git a/lib/Analysis/LazyValueInfo.cpp b/lib/Analysis/LazyValueInfo.cpp
index 9e7da6ce2de..8bde3cc2842 100644
--- a/lib/Analysis/LazyValueInfo.cpp
+++ b/lib/Analysis/LazyValueInfo.cpp
@@ -268,6 +268,8 @@ public:
 } // end anonymous namespace.
 
 namespace llvm {
+raw_ostream &operator<<(raw_ostream &OS, const LVILatticeVal &Val)
+    LLVM_ATTRIBUTE_USED;
 raw_ostream &operator<<(raw_ostream &OS, const LVILatticeVal &Val) {
   if (Val.isUndefined())
     return OS << "undefined";
diff --git a/lib/Transforms/Instrumentation/PathProfiling.cpp b/lib/Transforms/Instrumentation/PathProfiling.cpp
index 3def2af2fee..6bd4478395b 100644
--- a/lib/Transforms/Instrumentation/PathProfiling.cpp
+++ b/lib/Transforms/Instrumentation/PathProfiling.cpp
@@ -388,6 +388,9 @@ namespace llvm {
   ftEntryTypeBuilder;
 
   // BallLarusEdge << operator overloading
+  raw_ostream& operator<<(raw_ostream& os,
+                          const BLInstrumentationEdge& edge)
+      LLVM_ATTRIBUTE_USED;
   raw_ostream& operator<<(raw_ostream& os,
                           const BLInstrumentationEdge& edge) {
     os << "[" << edge.getSource()->getName() << " -> "