[Basic] Fix some Clang-tidy modernize and Include What You Use warnings; other minor fixes (NFC).

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@325412 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 9 insertions, 6 deletions

diff --git a/include/clang/Basic/DiagnosticOptions.h b/include/clang/Basic/DiagnosticOptions.h
index 3844eb63f0..404d0c5aef 100644
--- a/include/clang/Basic/DiagnosticOptions.h
+++ b/include/clang/Basic/DiagnosticOptions.h
@@ -1,4 +1,4 @@
-//===--- DiagnosticOptions.h ------------------------------------*- C++ -*-===//
+//===- DiagnosticOptions.h --------------------------------------*- C++ -*-===//
 //
 //                     The LLVM Compiler Infrastructure
 //
@@ -21,8 +21,11 @@ namespace clang {
 /// \brief Specifies which overload candidates to display when overload
 /// resolution fails.
 enum OverloadsShown : unsigned {
-  Ovl_All,  ///< Show all overloads.
-  Ovl_Best  ///< Show just the "best" overload candidates.
+  /// Show all overloads.
+  Ovl_All,
+
+  /// Show just the "best" overload candidates.
+  Ovl_Best
 };
 
 /// \brief A bitmask representing the diagnostic levels used by
@@ -119,8 +122,8 @@ public:
   }
 };
 
-typedef DiagnosticOptions::TextDiagnosticFormat TextDiagnosticFormat;
+using TextDiagnosticFormat = DiagnosticOptions::TextDiagnosticFormat;
 
-}  // end namespace clang
+} // namespace clang
 
-#endif
+#endif // LLVM_CLANG_BASIC_DIAGNOSTICOPTIONS_H