Remove tabs, and whitespace cleanups.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@81346 91177308-0d34-0410-b5e6-96231b3b80d8

33 files changed, 1862 insertions, 1944 deletions

diff --git a/lib/Frontend/ASTConsumers.cpp b/lib/Frontend/ASTConsumers.cpp
index 178f1bf8e1..954ebd6997 100644
--- a/lib/Frontend/ASTConsumers.cpp
+++ b/lib/Frontend/ASTConsumers.cpp
@@ -12,7 +12,7 @@
 //===----------------------------------------------------------------------===//
 
 #include "clang/Frontend/ASTConsumers.h"
-#include "clang/Frontend/DocumentXML.h" 
+#include "clang/Frontend/DocumentXML.h"
 #include "clang/Frontend/PathDiagnosticClients.h"
 #include "clang/Basic/Diagnostic.h"
 #include "clang/Basic/SourceManager.h"
@@ -37,11 +37,11 @@ namespace {
   class ASTPrinter : public ASTConsumer {
     llvm::raw_ostream &Out;
     bool Dump;
-    
+
   public:
-    ASTPrinter(llvm::raw_ostream* o = NULL, bool Dump = false) 
+    ASTPrinter(llvm::raw_ostream* o = NULL, bool Dump = false)
       : Out(o? *o : llvm::errs()), Dump(Dump) { }
-    
+
     virtual void HandleTranslationUnit(ASTContext &Context) {
       PrintingPolicy Policy = Context.PrintingPolicy;
       Policy.Dump = Dump;
@@ -63,21 +63,19 @@ namespace {
 
   public:
     ASTPrinterXML(llvm::raw_ostream& o) : Doc("CLANG_XML", o) {}
-    
+
     void Initialize(ASTContext &Context) {
       Doc.initialize(Context);
     }
 
     virtual void HandleTranslationUnit(ASTContext &Ctx) {
       Doc.addSubNode("TranslationUnit");
-      for (DeclContext::decl_iterator 
+      for (DeclContext::decl_iterator
              D = Ctx.getTranslationUnitDecl()->decls_begin(),
              DEnd = Ctx.getTranslationUnitDecl()->decls_end();
-           D != DEnd; 
+           D != DEnd;
            ++D)
-      {
         Doc.PrintDecl(*D);
-      }
       Doc.toParent();
       Doc.finalize();
     }
@@ -88,9 +86,9 @@ namespace {
 ASTConsumer *clang::CreateASTPrinterXML(llvm::raw_ostream* out) {
   return new ASTPrinterXML(out ? *out : llvm::outs());
 }
- 
-ASTConsumer *clang::CreateASTDumper() { 
-  return new ASTPrinter(0, true); 
+
+ASTConsumer *clang::CreateASTDumper() {
+  return new ASTPrinter(0, true);
 }
 
 //===----------------------------------------------------------------------===//
@@ -108,7 +106,7 @@ namespace {
       for (DeclGroupRef::iterator I = D.begin(), E = D.end(); I != E; ++I)
         HandleTopLevelSingleDecl(*I);
     }
-    
+
     void HandleTopLevelSingleDecl(Decl *D);
   };
 }
@@ -116,7 +114,7 @@ namespace {
 void ASTViewer::HandleTopLevelSingleDecl(Decl *D) {
   if (FunctionDecl *FD = dyn_cast<FunctionDecl>(D)) {
     FD->print(llvm::errs());
-    
+
     if (FD->getBodyIfAvailable()) {
       llvm::errs() << '\n';
       FD->getBodyIfAvailable()->viewAST();
@@ -124,10 +122,10 @@ void ASTViewer::HandleTopLevelSingleDecl(Decl *D) {
     }
     return;
   }
-  
+
   if (ObjCMethodDecl *MD = dyn_cast<ObjCMethodDecl>(D)) {
     MD->print(llvm::errs());
-    
+
     if (MD->getBody()) {
       llvm::errs() << '\n';
       MD->getBody()->viewAST();
@@ -157,7 +155,7 @@ public:
 };
 }  // end anonymous namespace
 
-void DeclContextPrinter::PrintDeclContext(const DeclContext* DC, 
+void DeclContextPrinter::PrintDeclContext(const DeclContext* DC,
                                           unsigned Indentation) {
   // Print DeclContext name.
   switch (DC->getDeclKind()) {
@@ -231,7 +229,7 @@ void DeclContextPrinter::PrintDeclContext(const DeclContext* DC,
     // Print the parameters.
     Out << "(";
     bool PrintComma = false;
-    for (FunctionDecl::param_const_iterator I = FD->param_begin(), 
+    for (FunctionDecl::param_const_iterator I = FD->param_begin(),
            E = FD->param_end(); I != E; ++I) {
       if (PrintComma)
         Out << ", ";
@@ -254,7 +252,7 @@ void DeclContextPrinter::PrintDeclContext(const DeclContext* DC,
     // Print the parameters.
     Out << "(";
     bool PrintComma = false;
-    for (FunctionDecl::param_const_iterator I = D->param_begin(), 
+    for (FunctionDecl::param_const_iterator I = D->param_begin(),
            E = D->param_end(); I != E; ++I) {
       if (PrintComma)
         Out << ", ";
@@ -284,7 +282,7 @@ void DeclContextPrinter::PrintDeclContext(const DeclContext* DC,
     // Print the parameters.
     Out << "(";
     bool PrintComma = false;
-    for (FunctionDecl::param_const_iterator I = D->param_begin(), 
+    for (FunctionDecl::param_const_iterator I = D->param_begin(),
            E = D->param_end(); I != E; ++I) {
       if (PrintComma)
         Out << ", ";
@@ -354,7 +352,7 @@ void DeclContextPrinter::PrintDeclContext(const DeclContext* DC,
     case Decl::CXXRecord:
     case Decl::ObjCMethod:
     case Decl::ObjCInterface:
-    case Decl::ObjCCategory: 
+    case Decl::ObjCCategory:
     case Decl::ObjCProtocol:
     case Decl::ObjCImplementation:
     case Decl::ObjCCategoryImpl:
@@ -416,8 +414,8 @@ void DeclContextPrinter::PrintDeclContext(const DeclContext* DC,
     }
   }
 }
-ASTConsumer *clang::CreateDeclContextPrinter() { 
-  return new DeclContextPrinter(); 
+ASTConsumer *clang::CreateDeclContextPrinter() {
+  return new DeclContextPrinter();
 }
 
 //===----------------------------------------------------------------------===//
@@ -428,7 +426,7 @@ class InheritanceViewer : public ASTConsumer {
   const std::string clsname;
 public:
   InheritanceViewer(const std::string& cname) : clsname(cname) {}
-  
+
   void HandleTranslationUnit(ASTContext &C) {
     for (ASTContext::type_iterator I=C.types_begin(),E=C.types_end(); I!=E; ++I)
       if (RecordType *T = dyn_cast<RecordType>(*I)) {
@@ -436,12 +434,12 @@ public:
           // FIXME: This lookup needs to be generalized to handle namespaces and
           // (when we support them) templates.
           if (D->getNameAsString() == clsname) {
-            D->viewInheritance(C);      
+            D->viewInheritance(C);
           }
         }
       }
   }
-}; 
+};
 }
 
 ASTConsumer *clang::CreateInheritanceViewer(const std::string& clsname) {
diff --git a/lib/Frontend/ASTUnit.cpp b/lib/Frontend/ASTUnit.cpp
index 4cd92808f5..609889aad9 100644
--- a/lib/Frontend/ASTUnit.cpp
+++ b/lib/Frontend/ASTUnit.cpp
@@ -38,38 +38,38 @@ class VISIBILITY_HIDDEN PCHInfoCollector : public PCHReaderListener {
   std::string &TargetTriple;
   std::string &Predefines;
   unsigned &Counter;
-  
+
   unsigned NumHeaderInfos;
-  
+
 public:
   PCHInfoCollector(LangOptions &LangOpt, HeaderSearch &HSI,
                    std::string &TargetTriple, std::string &Predefines,
                    unsigned &Counter)
     : LangOpt(LangOpt), HSI(HSI), TargetTriple(TargetTriple),
       Predefines(Predefines), Counter(Counter), NumHeaderInfos(0) {}
-  
+
   virtual bool ReadLanguageOptions(const LangOptions &LangOpts) {
     LangOpt = LangOpts;
     return false;
   }
-  
+
   virtual bool ReadTargetTriple(const std::string &Triple) {
     TargetTriple = Triple;
     return false;
   }
-  
-  virtual bool ReadPredefinesBuffer(const char *PCHPredef, 
+
+  virtual bool ReadPredefinesBuffer(const char *PCHPredef,
                                     unsigned PCHPredefLen,
                                     FileID PCHBufferID,
                                     std::string &SuggestedPredefines) {
     Predefines = PCHPredef;
     return false;
   }
-  
+
   virtual void ReadHeaderFileInfo(const HeaderFileInfo &HFI) {
     HSI.setHeaderFileInfoForUID(HFI, NumHeaderInfos++);
   }
-  
+
   virtual void ReadCounter(unsigned Value) {
     Counter = Value;
   }
@@ -88,7 +88,7 @@ FileManager &ASTUnit::getFileManager() {
 ASTUnit *ASTUnit::LoadFromPCHFile(const std::string &Filename,
                                   FileManager &FileMgr,
                                   std::string *ErrMsg) {
-  
+
   llvm::OwningPtr<ASTUnit> AST(new ASTUnit());
 
   AST->DiagClient.reset(new TextDiagnosticBuffer());
@@ -96,12 +96,12 @@ ASTUnit *ASTUnit::LoadFromPCHFile(const std::string &Filename,
 
   AST->HeaderInfo.reset(new HeaderSearch(FileMgr));
   AST->SourceMgr.reset(new SourceManager());
-  
+
   Diagnostic &Diags = *AST->Diags.get();
   SourceManager &SourceMgr = *AST->SourceMgr.get();
 
   // Gather Info for preprocessor construction later on.
-  
+
   LangOptions LangInfo;
   HeaderSearch &HeaderInfo = *AST->HeaderInfo.get();
   std::string TargetTriple;
@@ -118,16 +118,16 @@ ASTUnit *ASTUnit::LoadFromPCHFile(const std::string &Filename,
   switch (Reader->ReadPCH(Filename)) {
   case PCHReader::Success:
     break;
-    
+
   case PCHReader::Failure:
   case PCHReader::IgnorePCH:
     if (ErrMsg)
       *ErrMsg = "Could not load PCH file";
     return NULL;
   }
-  
+
   // PCH loaded successfully. Now create the preprocessor.
-  
+
   // Get information about the target being compiled for.
   AST->Target.reset(TargetInfo::CreateTargetInfo(TargetTriple));
   AST->PP.reset(new Preprocessor(Diags, LangInfo, *AST->Target.get(),
@@ -137,7 +137,7 @@ ASTUnit *ASTUnit::LoadFromPCHFile(const std::string &Filename,
   PP.setPredefines(Predefines);
   PP.setCounterValue(Counter);
   Reader->setPreprocessor(PP);
-  
+
   // Create and initialize the ASTContext.
 
   AST->Ctx.reset(new ASTContext(LangInfo,
@@ -149,14 +149,14 @@ ASTUnit *ASTUnit::LoadFromPCHFile(const std::string &Filename,
                                 /* FreeMemory = */ true,
                                 /* size_reserve = */0));
   ASTContext &Context = *AST->Ctx.get();
-  
+
   Reader->InitializeContext(Context);
-  
+
   // Attach the PCH reader to the AST context as an external AST
   // source, so that declarations will be deserialized from the
   // PCH file as needed.
   Source.reset(Reader.take());
   Context.setExternalSource(Source);
 
-  return AST.take(); 
+  return AST.take();
 }
diff --git a/lib/Frontend/AnalysisConsumer.cpp b/lib/Frontend/AnalysisConsumer.cpp
index a633a62df2..2d07d89e04 100644
--- a/lib/Frontend/AnalysisConsumer.cpp
+++ b/lib/Frontend/AnalysisConsumer.cpp
@@ -44,7 +44,7 @@ static ExplodedNode::Auditor* CreateUbiViz();
 // Basic type definitions.
 //===----------------------------------------------------------------------===//
 
-namespace {  
+namespace {
   typedef void (*CodeAction)(AnalysisManager& Mgr);
 } // end anonymous namespace
 
@@ -55,8 +55,8 @@ namespace {
 static PathDiagnosticClient*
 CreatePlistHTMLDiagnosticClient(const std::string& prefix, Preprocessor* PP,
                             PreprocessorFactory* PPF) {
-  llvm::sys::Path F(prefix);  
-  PathDiagnosticClientFactory *PF = 
+  llvm::sys::Path F(prefix);
+  PathDiagnosticClientFactory *PF =
     CreateHTMLDiagnosticClientFactory(F.getDirname(), PP, PPF);
   return CreatePlistDiagnosticClient(prefix, PP, PPF, PF);
 }
@@ -73,9 +73,9 @@ namespace {
     Actions ObjCMethodActions;
     Actions ObjCImplementationActions;
     Actions TranslationUnitActions;
-    
+
   public:
-    const LangOptions& LOpts;    
+    const LangOptions& LOpts;
     Diagnostic &Diags;
     ASTContext* Ctx;
     Preprocessor* PP;
@@ -127,7 +127,7 @@ namespace {
 #include "clang/Frontend/Analyses.def"
         }
       }
-      
+
       if (ManagerRegistry::ConstraintMgrCreator != 0)
         CreateConstraintMgr = ManagerRegistry::ConstraintMgrCreator;
       else {
@@ -140,42 +140,42 @@ namespace {
         }
       }
     }
-    
+
     void addCodeAction(CodeAction action) {
       FunctionActions.push_back(action);
       ObjCMethodActions.push_back(action);
     }
-    
+
     void addObjCImplementationAction(CodeAction action) {
       ObjCImplementationActions.push_back(action);
     }
-    
+
     void addTranslationUnitAction(CodeAction action) {
       TranslationUnitActions.push_back(action);
     }
-    
+
     virtual void Initialize(ASTContext &Context) {
       Ctx = &Context;
-      Mgr.reset(new AnalysisManager(*Ctx, Diags, LOpts, PD, 
+      Mgr.reset(new AnalysisManager(*Ctx, Diags, LOpts, PD,
                                     CreateStoreMgr, CreateConstraintMgr,
-                                    Opts.AnalyzerDisplayProgress, 
-                                    Opts.VisualizeEGDot, Opts.VisualizeEGUbi, 
+                                    Opts.AnalyzerDisplayProgress,
+                                    Opts.VisualizeEGDot, Opts.VisualizeEGUbi,
                                     Opts.PurgeDead, Opts.EagerlyAssume,
                                     Opts.TrimGraph));
     }
-    
+
     virtual void HandleTopLevelDecl(DeclGroupRef D) {
       for (DeclGroupRef::iterator I = D.begin(), E = D.end(); I != E; ++I)
         HandleTopLevelSingleDecl(*I);
     }
-    
+
     void HandleTopLevelSingleDecl(Decl *D);
     virtual void HandleTranslationUnit(ASTContext &C);
-    
+
     void HandleCode(Decl* D, Stmt* Body, Actions& actions);
   };
-    
-  
+
+
 
 } // end anonymous namespace
 
@@ -184,54 +184,54 @@ namespace llvm {
     static inline void Profile(CodeAction X, FoldingSetNodeID& ID) {
       ID.AddPointer(reinterpret_cast<void*>(reinterpret_cast<uintptr_t>(X)));
     }
-  };   
+  };
 }
 
 //===----------------------------------------------------------------------===//
 // AnalysisConsumer implementation.
 //===----------------------------------------------------------------------===//
 
-void AnalysisConsumer::HandleTopLevelSingleDecl(Decl *D) { 
+void AnalysisConsumer::HandleTopLevelSingleDecl(Decl *D) {
   switch (D->getKind()) {
     case Decl::Function: {
       FunctionDecl* FD = cast<FunctionDecl>(D);
 
-      if (Opts.AnalyzeSpecificFunction.size() > 0 && 
+      if (Opts.AnalyzeSpecificFunction.size() > 0 &&
           Opts.AnalyzeSpecificFunction != FD->getIdentifier()->getName())
         break;
-      
+
       Stmt* Body = FD->getBody();
       if (Body) HandleCode(FD, Body, FunctionActions);
       break;
     }
-      
+
     case Decl::ObjCMethod: {
       ObjCMethodDecl* MD = cast<ObjCMethodDecl>(D);
-      
+
       if (Opts.AnalyzeSpecificFunction.size() > 0 &&
           Opts.AnalyzeSpecificFunction != MD->getSelector().getAsString())
         return;
-      
+
       Stmt* Body = MD->getBody();
       if (Body) HandleCode(MD, Body, ObjCMethodActions);
       break;
     }
-      
+
     default:
       break;
   }
 }
 
 void AnalysisConsumer::HandleTranslationUnit(ASTContext &C) {
-  if(!TranslationUnitActions.empty()) {
-    for (Actions::iterator I = TranslationUnitActions.begin(), 
+  if (!TranslationUnitActions.empty()) {
+    for (Actions::iterator I = TranslationUnitActions.begin(),
          E = TranslationUnitActions.end(); I != E; ++I)
-      (*I)(*Mgr);  
+      (*I)(*Mgr);
   }
 
   if (!ObjCImplementationActions.empty()) {
     TranslationUnitDecl *TUD = C.getTranslationUnitDecl();
-    
+
     for (DeclContext::decl_iterator I = TUD->decls_begin(),
                                     E = TUD->decls_end();
          I != E; ++I)
@@ -246,7 +246,7 @@ void AnalysisConsumer::HandleTranslationUnit(ASTContext &C) {
 }
 
 void AnalysisConsumer::HandleCode(Decl* D, Stmt* Body, Actions& actions) {
-  
+
   // Don't run the actions if an error has occured with parsing the file.
   if (Diags.hasErrorOccurred())
     return;
@@ -255,13 +255,13 @@ void AnalysisConsumer::HandleCode(Decl* D, Stmt* Body, Actions& actions) {
   // otherwise specified.
   if (!Opts.AnalyzeAll &&
       !Ctx->getSourceManager().isFromMainFile(D->getLocation()))
-    return;  
+    return;
 
   Mgr->setEntryContext(D);
-  
-  // Dispatch on the actions.  
+
+  // Dispatch on the actions.
   for (Actions::iterator I = actions.begin(), E = actions.end(); I != E; ++I)
-    (*I)(*Mgr);  
+    (*I)(*Mgr);
 }
 
 //===----------------------------------------------------------------------===//
@@ -283,8 +283,8 @@ static void ActionWarnUninitVals(AnalysisManager& mgr) {
 
 static void ActionGRExprEngine(AnalysisManager& mgr, GRTransferFuncs* tf,
                                bool StandardWarnings = true) {
-  
-  
+
+
   llvm::OwningPtr<GRTransferFuncs> TF(tf);
 
   // Display progress.
@@ -297,7 +297,7 @@ static void ActionGRExprEngine(AnalysisManager& mgr, GRTransferFuncs* tf,
   GRExprEngine Eng(mgr);
 
   Eng.setTransferFunctions(tf);
-  
+
   if (StandardWarnings) {
     Eng.RegisterInternalChecks();
     RegisterAppleChecks(Eng, *mgr.getCodeDecl());
@@ -309,10 +309,10 @@ static void ActionGRExprEngine(AnalysisManager& mgr, GRTransferFuncs* tf,
     Auditor.reset(CreateUbiViz());
     ExplodedNode::SetAuditor(Auditor.get());
   }
-  
+
   // Execute the worklist algorithm.
   Eng.ExecuteWorkList(mgr.getEntryStackFrame());
-  
+
   // Release the auditor (if any) so that it doesn't monitor the graph
   // created BugReporter.
   ExplodedNode::SetAuditor(0);
@@ -320,34 +320,34 @@ static void ActionGRExprEngine(AnalysisManager& mgr, GRTransferFuncs* tf,
   // Visualize the exploded graph.
   if (mgr.shouldVisualizeGraphviz())
     Eng.ViewGraph(mgr.shouldTrimGraph());
-  
+
   // Display warnings.
   Eng.getBugReporter().FlushReports();
 }
 
 static void ActionCheckerCFRefAux(AnalysisManager& mgr, bool GCEnabled,
                                   bool StandardWarnings) {
-  
+
   GRTransferFuncs* TF = MakeCFRefCountTF(mgr.getASTContext(),
                                          GCEnabled,
                                          mgr.getLangOptions());
-    
+
   ActionGRExprEngine(mgr, TF, StandardWarnings);
 }
 
 static void ActionCheckerCFRef(AnalysisManager& mgr) {
-     
+
  switch (mgr.getLangOptions().getGCMode()) {
    default:
      assert (false && "Invalid GC mode.");
    case LangOptions::NonGC:
      ActionCheckerCFRefAux(mgr, false, true);
      break;
-    
+
    case LangOptions::GCOnly:
      ActionCheckerCFRefAux(mgr, true, true);
      break;
-     
+
    case LangOptions::HybridGC:
      ActionCheckerCFRefAux(mgr, false, true);
      ActionCheckerCFRefAux(mgr, true, false);
@@ -357,7 +357,7 @@ static void ActionCheckerCFRef(AnalysisManager& mgr) {
 
 static void ActionDisplayLiveVariables(AnalysisManager& mgr) {
   if (LiveVariables* L = mgr.getLiveVariables()) {
-    mgr.DisplayFunction();  
+    mgr.DisplayFunction();
     L->dumpBlockLiveness(mgr.getSourceManager());
   }
 }
@@ -377,28 +377,28 @@ static void ActionCFGView(AnalysisManager& mgr) {
 }
 
 static void ActionSecuritySyntacticChecks(AnalysisManager &mgr) {
-  BugReporter BR(mgr);  
+  BugReporter BR(mgr);
   CheckSecuritySyntaxOnly(mgr.getCodeDecl(), BR);
 }
 
 static void ActionWarnObjCDealloc(AnalysisManager& mgr) {
   if (mgr.getLangOptions().getGCMode() == LangOptions::GCOnly)
     return;
-      
+
   BugReporter BR(mgr);
-  
-  CheckObjCDealloc(cast<ObjCImplementationDecl>(mgr.getCodeDecl()), 
-                   mgr.getLangOptions(), BR);  
+
+  CheckObjCDealloc(cast<ObjCImplementationDecl>(mgr.getCodeDecl()),
+                   mgr.getLangOptions(), BR);
 }
 
 static void ActionWarnObjCUnusedIvars(AnalysisManager& mgr) {
   BugReporter BR(mgr);
-  CheckObjCUnusedIvar(cast<ObjCImplementationDecl>(mgr.getCodeDecl()), BR);  
+  CheckObjCUnusedIvar(cast<ObjCImplementationDecl>(mgr.getCodeDecl()), BR);
 }
 
 static void ActionWarnObjCMethSigs(AnalysisManager& mgr) {
   BugReporter BR(mgr);
-  
+
   CheckObjCInstMethSignature(cast<ObjCImplementationDecl>(mgr.getCodeDecl()),
                              BR);
 }
@@ -426,7 +426,7 @@ ASTConsumer* clang::CreateAnalysisConsumer(Diagnostic &diags, Preprocessor* pp,
 #include "clang/Frontend/Analyses.def"
       default: break;
     }
-  
+
   // Last, disable the effects of '-Werror' when using the AnalysisConsumer.
   diags.setWarningsAsErrors(false);
 
@@ -438,7 +438,7 @@ ASTConsumer* clang::CreateAnalysisConsumer(Diagnostic &diags, Preprocessor* pp,
 //===----------------------------------------------------------------------===//
 
 namespace {
-  
+
 class UbigraphViz : public ExplodedNode::Auditor {
   llvm::OwningPtr<llvm::raw_ostream> Out;
   llvm::sys::Path Dir, Filename;
@@ -446,21 +446,21 @@ class UbigraphViz : public ExplodedNode::Auditor {
 
   typedef llvm::DenseMap<void*,unsigned> VMap;
   VMap M;
-  
+
 public:
   UbigraphViz(llvm::raw_ostream* out, llvm::sys::Path& dir,
               llvm::sys::Path& filename);
-  
+
   ~UbigraphViz();
-  
-  virtual void AddEdge(ExplodedNode* Src, ExplodedNode* Dst);  
+
+  virtual void AddEdge(ExplodedNode* Src, ExplodedNode* Dst);
 };
-  
+
 } // end anonymous namespace
 
 static ExplodedNode::Auditor* CreateUbiViz() {
   std::string ErrMsg;
-  
+
   llvm::sys::Path Dir = llvm::sys::Path::GetTemporaryDirectory(&ErrMsg);
   if (!ErrMsg.empty())
     return 0;
@@ -473,31 +473,31 @@ static ExplodedNode::Auditor* CreateUbiViz() {
     return 0;
 
   llvm::errs() << "Writing '" << Filename.str() << "'.\n";
-  
+
   llvm::OwningPtr<llvm::raw_fd_ostream> Stream;
   Stream.reset(new llvm::raw_fd_ostream(Filename.c_str(), ErrMsg));
 
   if (!ErrMsg.empty())
     return 0;
-  
+
   return new UbigraphViz(Stream.take(), Dir, Filename);
 }
 
 void UbigraphViz::AddEdge(ExplodedNode* Src, ExplodedNode* Dst) {
-  
+
   assert (Src != Dst && "Self-edges are not allowed.");
-  
+
   // Lookup the Src.  If it is a new node, it's a root.
   VMap::iterator SrcI= M.find(Src);
   unsigned SrcID;
-  
+
   if (SrcI == M.end()) {
     M[Src] = SrcID = Cntr++;
     *Out << "('vertex', " << SrcID << ", ('color','#00ff00'))\n";
   }
   else
     SrcID = SrcI->second;
-  
+
   // Lookup the Dst.
   VMap::iterator DstI= M.find(Dst);
   unsigned DstID;
@@ -513,7 +513,7 @@ void UbigraphViz::AddEdge(ExplodedNode* Src, ExplodedNode* Dst) {
   }
 
   // Add the edge.
-  *Out << "('edge', " << SrcID << ", " << DstID 
+  *Out << "('edge', " << SrcID << ", " << DstID
        << ", ('arrow','true'), ('oriented', 'true'))\n";
 }
 
@@ -535,11 +535,11 @@ UbigraphViz::~UbigraphViz() {
   args.push_back(Ubiviz.c_str());
   args.push_back(Filename.c_str());
   args.push_back(0);
-  
+
   if (llvm::sys::Program::ExecuteAndWait(Ubiviz, &args[0],0,0,0,0,&ErrMsg)) {
     llvm::errs() << "Error viewing graph: " << ErrMsg << "\n";
   }
-  
+
   // Delete the directory.
-  Dir.eraseFromDisk(true); 
+  Dir.eraseFromDisk(true);
 }
diff --git a/lib/Frontend/Backend.cpp b/lib/Frontend/Backend.cpp
index 964b4700fe..d7097b7f06 100644
--- a/lib/Frontend/Backend.cpp
+++ b/lib/Frontend/Backend.cpp
@@ -47,9 +47,9 @@ namespace {
 
     Timer LLVMIRGeneration;
     Timer CodeGenerationTime;
-    
+
     llvm::OwningPtr<CodeGenerator> Gen;
-    
+
     llvm::Module *TheModule;
     llvm::TargetData *TheTargetData;
 
@@ -72,13 +72,13 @@ namespace {
     bool AddEmitPasses(std::string &Error);
 
     void EmitAssembly();
-    
-  public:  
-    BackendConsumer(BackendAction action, Diagnostic &Diags, 
+
+  public:
+    BackendConsumer(BackendAction action, Diagnostic &Diags,
                     const LangOptions &langopts, const CompileOptions &compopts,
                     const std::string &infile, llvm::raw_ostream* OS,
                     LLVMContext& C) :
-      Action(action), 
+      Action(action),
       CompileOpts(compopts),
       AsmOutStream(OS),
       LLVMIRGeneration("LLVM IR Generation Time"),
@@ -86,11 +86,11 @@ namespace {
       Gen(CreateLLVMCodeGen(Diags, infile, compopts, C)),
       TheModule(0), TheTargetData(0), ModuleProvider(0),
       CodeGenPasses(0), PerModulePasses(0), PerFunctionPasses(0) {
-      
+
       if (AsmOutStream)
         FormattedOutStream.setStream(*AsmOutStream,
                                      formatted_raw_ostream::PRESERVE_STREAM);
-        
+
       // Enable -time-passes if -ftime-report is enabled.
       llvm::TimePassesIsEnabled = CompileOpts.TimePasses;
     }
@@ -105,25 +105,25 @@ namespace {
 
     virtual void Initialize(ASTContext &Ctx) {
       Context = &Ctx;
-      
+
       if (CompileOpts.TimePasses)
         LLVMIRGeneration.startTimer();
-      
+
       Gen->Initialize(Ctx);
 
       TheModule = Gen->GetModule();
       ModuleProvider = new ExistingModuleProvider(TheModule);
       TheTargetData = new llvm::TargetData(Ctx.Target.getTargetDescription());
-      
+
       if (CompileOpts.TimePasses)
         LLVMIRGeneration.stopTimer();
     }
-    
+
     virtual void HandleTopLevelDecl(DeclGroupRef D) {
       PrettyStackTraceDecl CrashInfo(*D.begin(), SourceLocation(),
                                      Context->getSourceManager(),
                                      "LLVM IR generation of declaration");
-      
+
       if (CompileOpts.TimePasses)
         LLVMIRGeneration.startTimer();
 
@@ -132,7 +132,7 @@ namespace {
       if (CompileOpts.TimePasses)
         LLVMIRGeneration.stopTimer();
     }
-    
+
     virtual void HandleTranslationUnit(ASTContext &C) {
       {
         PrettyStackTraceString CrashInfo("Per-file LLVM IR generation");
@@ -147,12 +147,12 @@ namespace {
 
       // EmitAssembly times and registers crash info itself.
       EmitAssembly();
-      
+
       // Force a flush here in case we never get released.
       if (AsmOutStream)
         FormattedOutStream.flush();
     }
-    
+
     virtual void HandleTagDeclDefinition(TagDecl *D) {
       PrettyStackTraceDecl CrashInfo(D, SourceLocation(),
                                      Context->getSourceManager(),
@@ -163,7 +163,7 @@ namespace {
     virtual void CompleteTentativeDefinition(VarDecl *D) {
       Gen->CompleteTentativeDefinition(D);
     }
-  };  
+  };
 }
 
 Functio