1 files changed, 16 insertions, 12 deletions
diff --git a/include/llvm/IR/SymbolTableListTraits.h b/include/llvm/IR/SymbolTableListTraits.h
index 5c6d58affd7a..49a5fb21297d 100644
--- a/include/llvm/IR/SymbolTableListTraits.h
+++ b/include/llvm/IR/SymbolTableListTraits.h
@@ -1,4 +1,4 @@
-//===-- llvm/SymbolTableListTraits.h - Traits for iplist --------*- C++ -*-===//
+//===- llvm/SymbolTableListTraits.h - Traits for iplist ---------*- C++ -*-===//
 //
 //                     The LLVM Compiler Infrastructure
 //
@@ -26,23 +26,27 @@
 #define LLVM_IR_SYMBOLTABLELISTTRAITS_H
 
 #include "llvm/ADT/ilist.h"
+#include "llvm/ADT/simple_ilist.h"
+#include <cstddef>
 
 namespace llvm {
-class ValueSymbolTable;
 
-/// Template metafunction to get the parent type for a symbol table list.
-///
-/// Implementations create a typedef called \c type so that we only need a
-/// single template parameter for the list and traits.
-template <typename NodeTy> struct SymbolTableListParentType {};
 class Argument;
 class BasicBlock;
 class Function;
-class Instruction;
-class GlobalVariable;
 class GlobalAlias;
 class GlobalIFunc;
+class GlobalVariable;
+class Instruction;
 class Module;
+class ValueSymbolTable;
+
+/// Template metafunction to get the parent type for a symbol table list.
+///
+/// Implementations create a typedef called \c type so that we only need a
+/// single template parameter for the list and traits.
+template <typename NodeTy> struct SymbolTableListParentType {};
+
 #define DEFINE_SYMBOL_TABLE_PARENT_TYPE(NODE, PARENT)                          \
   template <> struct SymbolTableListParentType<NODE> { typedef PARENT type; };
 DEFINE_SYMBOL_TABLE_PARENT_TYPE(Instruction, BasicBlock)
@@ -67,7 +71,7 @@ class SymbolTableListTraits : public ilist_alloc_traits<ValueSubClass> {
       typename SymbolTableListParentType<ValueSubClass>::type ItemParentClass;
 
 public:
-  SymbolTableListTraits() {}
+  SymbolTableListTraits() = default;
 
 private:
   /// getListOwner - Return the object that owns this list.  If this is a list
@@ -109,6 +113,6 @@ template <class T>
 class SymbolTableList
     : public iplist_impl<simple_ilist<T>, SymbolTableListTraits<T>> {};
 
-} // End llvm namespace
+} // end namespace llvm
 
-#endif
+#endif // LLVM_IR_SYMBOLTABLELISTTRAITS_H