diff --git a/clang/lib/AST/ASTImporter.cpp b/clang/lib/AST/ASTImporter.cpp
--- a/clang/lib/AST/ASTImporter.cpp
+++ b/clang/lib/AST/ASTImporter.cpp
@@ -8409,8 +8409,8 @@
 // and destructed after it is created. The construction already performs the
 // import of the data.
 template <typename T> struct AttrArgImporter {
-  AttrArgImporter<T>(const AttrArgImporter<T> &) = delete;
-  AttrArgImporter<T>(AttrArgImporter<T> &&) = default;
+  AttrArgImporter(const AttrArgImporter<T> &) = delete;
+  AttrArgImporter(AttrArgImporter<T> &&) = default;
   AttrArgImporter<T> &operator=(const AttrArgImporter<T> &) = delete;
   AttrArgImporter<T> &operator=(AttrArgImporter<T> &&) = default;
 
@@ -8429,8 +8429,8 @@
 // is used by the attribute classes. This object should be created once for the
 // array data to be imported (the array size is not imported, just copied).
 template <typename T> struct AttrArgArrayImporter {
-  AttrArgArrayImporter<T>(const AttrArgArrayImporter<T> &) = delete;
-  AttrArgArrayImporter<T>(AttrArgArrayImporter<T> &&) = default;
+  AttrArgArrayImporter(const AttrArgArrayImporter<T> &) = delete;
+  AttrArgArrayImporter(AttrArgArrayImporter<T> &&) = default;
   AttrArgArrayImporter<T> &operator=(const AttrArgArrayImporter<T> &) = delete;
   AttrArgArrayImporter<T> &operator=(AttrArgArrayImporter<T> &&) = default;
 
diff --git a/llvm/include/llvm/CodeGen/LiveInterval.h b/llvm/include/llvm/CodeGen/LiveInterval.h
--- a/llvm/include/llvm/CodeGen/LiveInterval.h
+++ b/llvm/include/llvm/CodeGen/LiveInterval.h
@@ -724,7 +724,7 @@
       T *P;
 
     public:
-      SingleLinkedListIterator<T>(T *P) : P(P) {}
+      SingleLinkedListIterator(T *P) : P(P) {}
 
       SingleLinkedListIterator<T> &operator++() {
         P = P->Next;
diff --git a/llvm/include/llvm/Support/BinaryStreamArray.h b/llvm/include/llvm/Support/BinaryStreamArray.h
--- a/llvm/include/llvm/Support/BinaryStreamArray.h
+++ b/llvm/include/llvm/Support/BinaryStreamArray.h
@@ -323,7 +323,7 @@
   FixedStreamArrayIterator(const FixedStreamArray<T> &Array, uint32_t Index)
       : Array(Array), Index(Index) {}
 
-  FixedStreamArrayIterator<T>(const FixedStreamArrayIterator<T> &Other)
+  FixedStreamArrayIterator(const FixedStreamArrayIterator<T> &Other)
       : Array(Other.Array), Index(Other.Index) {}
   FixedStreamArrayIterator<T> &
   operator=(const FixedStreamArrayIterator<T> &Other) {
diff --git a/llvm/lib/Passes/StandardInstrumentations.cpp b/llvm/lib/Passes/StandardInstrumentations.cpp
--- a/llvm/lib/Passes/StandardInstrumentations.cpp
+++ b/llvm/lib/Passes/StandardInstrumentations.cpp
@@ -441,7 +441,7 @@
 
 } // namespace
 
-template <typename T> ChangeReporter<T>::~ChangeReporter<T>() {
+template <typename T> ChangeReporter<T>::~ChangeReporter() {
   assert(BeforeStack.empty() && "Problem with Change Printer stack.");
 }