Fix Clang-tidy modernize-use-nullptr warnings in source directories; other minor cleanups

Patch by Eugene Zelenko!

Differential Revision: http://reviews.llvm.org/D13406

llvm-svn: 249484

1 files changed, 7 insertions, 5 deletions

diff --git a/clang/lib/Sema/SemaLookup.cpp b/clang/lib/Sema/SemaLookup.cpp
index 05a347ecdf3..55ca678a5fa 100644
--- a/clang/lib/Sema/SemaLookup.cpp
+++ b/clang/lib/Sema/SemaLookup.cpp
@@ -1,4 +1,4 @@
-//===--------------------- SemaLookup.cpp - Name Lookup  ------------------===//
+//===--------------------- SemaLookup.cpp - Name Lookup  --------*- C++ -*-===//
 //
 //                     The LLVM Compiler Infrastructure
 //
@@ -11,6 +11,7 @@
 //  Objective-C++.
 //
 //===----------------------------------------------------------------------===//
+
 #include "clang/Sema/Lookup.h"
 #include "clang/AST/ASTContext.h"
 #include "clang/AST/ASTMutationListener.h"
@@ -204,7 +205,7 @@ namespace {
                                                UnqualUsingEntry::Comparator()));
     }
   };
-}
+} // end anonymous namespace
 
 // Retrieve the set of identifier namespaces that correspond to a
 // specific kind of name lookup.
@@ -967,7 +968,7 @@ struct FindLocalExternScope {
   LookupResult &R;
   bool OldFindLocalExtern;
 };
-}
+} // end anonymous namespace
 
 bool Sema::CppLookupName(LookupResult &R, Scope *S) {
   assert(getLangOpts().CPlusPlus && "Can perform only C++ lookup");
@@ -2234,7 +2235,7 @@ namespace {
     Sema::AssociatedClassSet &Classes;
     SourceLocation InstantiationLoc;
   };
-}
+} // end anonymous namespace
 
 static void
 addAssociatedClassesAndNamespaces(AssociatedLookup &Result, QualType T);
@@ -3920,7 +3921,8 @@ void TypoCorrectionConsumer::performQualifiedLookups() {
       // current correction candidate is the name of that class, then skip
       // it as it is unlikely a qualified version of the class' constructor
       // is an appropriate correction.
-      if (CXXRecordDecl *NSDecl = NSType ? NSType->getAsCXXRecordDecl() : 0) {
+      if (CXXRecordDecl *NSDecl = NSType ? NSType->getAsCXXRecordDecl() :
+                                           nullptr) {
         if (NSDecl->getIdentifier() == QR.getCorrectionAsIdentifierInfo())
           continue;
       }