Remove tabs, and whitespace cleanups.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@81346 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Sema/SemaCXXScopeSpec.cpp b/lib/Sema/SemaCXXScopeSpec.cpp
index fb6c88e..759b56c 100644
--- a/lib/Sema/SemaCXXScopeSpec.cpp
+++ b/lib/Sema/SemaCXXScopeSpec.cpp
@@ -26,13 +26,13 @@
 ///
 /// \param T the type for which we are attempting to find a DeclContext.
 ///
-/// \returns the declaration context represented by the type T, 
+/// \returns the declaration context represented by the type T,
 /// or NULL if the declaration context cannot be computed (e.g., because it is
 /// dependent and not the current instantiation).
 DeclContext *Sema::computeDeclContext(QualType T) {
   if (const TagType *Tag = T->getAs<TagType>())
     return Tag->getDecl();
-  
+
   return 0;
 }
 
@@ -54,21 +54,21 @@
   if (!SS.isSet() || SS.isInvalid())
     return 0;
 
-  NestedNameSpecifier *NNS 
+  NestedNameSpecifier *NNS
     = static_cast<NestedNameSpecifier *>(SS.getScopeRep());
   if (NNS->isDependent()) {
     // If this nested-name-specifier refers to the current
     // instantiation, return its DeclContext.
     if (CXXRecordDecl *Record = getCurrentInstantiationOf(NNS))
       return Record;
-    
+
     if (EnteringContext) {
       if (const TemplateSpecializationType *SpecType
             = dyn_cast_or_null<TemplateSpecializationType>(NNS->getAsType())) {
         // We are entering the context of the nested name specifier, so try to
         // match the nested name specifier to either a primary class template
         // or a class template partial specialization.
-        if (ClassTemplateDecl *ClassTemplate 
+        if (ClassTemplateDecl *ClassTemplate
               = dyn_cast_or_null<ClassTemplateDecl>(
                             SpecType->getTemplateName().getAsTemplateDecl())) {
           QualType ContextType
@@ -80,7 +80,7 @@
           QualType Injected = ClassTemplate->getInjectedClassNameType(Context);
           if (Context.hasSameType(Injected, ContextType))
             return ClassTemplate->getTemplatedDecl();
-                
+
           // If the type of the nested name specifier is the same as the
           // type of one of the class template's class template partial
           // specializations, we're entering into the definition of that
@@ -89,13 +89,13 @@
                 = ClassTemplate->findPartialSpecialization(ContextType))
             return PartialSpec;
         }
-      } else if (const RecordType *RecordT 
+      } else if (const RecordType *RecordT
                    = dyn_cast_or_null<RecordType>(NNS->getAsType())) {
         // The nested name specifier refers to a member of a class template.
         return RecordT->getDecl();
       }
     }
-    
+
     return 0;
   }
 
@@ -126,7 +126,7 @@
   if (!SS.isSet() || SS.isInvalid())
     return false;
 
-  NestedNameSpecifier *NNS 
+  NestedNameSpecifier *NNS
     = static_cast<NestedNameSpecifier *>(SS.getScopeRep());
   return NNS->isDependent();
 }
@@ -138,7 +138,7 @@
   if (!isDependentScopeSpecifier(SS))
     return false;
 
-  NestedNameSpecifier *NNS 
+  NestedNameSpecifier *NNS
     = static_cast<NestedNameSpecifier *>(SS.getScopeRep());
   return getCurrentInstantiationOf(NNS) == 0;
 }
@@ -154,7 +154,7 @@
 
   if (!NNS->getAsType())
     return 0;
-  
+
   QualType T = QualType(NNS->getAsType(), 0);
   // If the nested name specifier does not refer to a type, then it
   // does not refer to the current instantiation.
@@ -174,7 +174,7 @@
     if (!Record)
       continue;
 
-    // If this record type is not dependent, 
+    // If this record type is not dependent,
     if (!Record->isDependentType())
       return 0;
 
@@ -192,13 +192,13 @@
     //        enclosed in <>,
     //     -- in the definition of a nested class of a class template,
     //        the name of the nested class referenced as a member of
-    //        the current instantiation, or 
+    //        the current instantiation, or
     //     -- in the definition of a partial specialization, the name
     //        of the class template followed by the template argument
     //        list of the partial specialization enclosed in <>. If
     //        the nth template parameter is a parameter pack, the nth
     //        template argument is a pack expansion (14.6.3) whose
-    //        pattern is the name of the parameter pack. 
+    //        pattern is the name of the parameter pack.
     //        (FIXME: parameter packs)
     //
     // All of these options come down to having the
@@ -207,9 +207,9 @@
     // our context.
     if (Context.getCanonicalType(Context.getTypeDeclType(Record)) == T)
       return Record;
-    
+
     if (ClassTemplateDecl *Template = Record->getDescribedClassTemplate()) {
-      QualType InjectedClassName 
+      QualType InjectedClassName
         = Template->getInjectedClassNameType(Context);
       if (T == Context.getCanonicalType(InjectedClassName))
         return Template->getTemplatedDecl();
@@ -232,7 +232,7 @@
 bool Sema::RequireCompleteDeclContext(const CXXScopeSpec &SS) {
   if (!SS.isSet() || SS.isInvalid())
     return false;
-  
+
   DeclContext *DC = computeDeclContext(SS, true);
   if (TagDecl *Tag = dyn_cast<TagDecl>(DC)) {
     // If we're currently defining this type, then lookup into the
@@ -263,14 +263,14 @@
 bool isAcceptableNestedNameSpecifier(ASTContext &Context, NamedDecl *SD) {
   if (!SD)
     return false;
-  
+
   // Namespace and namespace aliases are fine.
   if (isa<NamespaceDecl>(SD) || isa<NamespaceAliasDecl>(SD))
     return true;
-  
+
   if (!isa<TypeDecl>(SD))
     return false;
-  
+
   // Determine whether we have a class (or, in C++0x, an enum) or
   // a typedef thereof. If so, build the nested-name-specifier.
   QualType T = Context.getTypeDeclType(cast<TypeDecl>(SD));
@@ -278,10 +278,10 @@
     return true;
   else if (TypedefDecl *TD = dyn_cast<TypedefDecl>(SD)) {
     if (TD->getUnderlyingType()->isRecordType() ||
-        (Context.getLangOptions().CPlusPlus0x && 
+        (Context.getLangOptions().CPlusPlus0x &&
          TD->getUnderlyingType()->isEnumeralType()))
       return true;
-  } else if (isa<RecordDecl>(SD) || 
+  } else if (isa<RecordDecl>(SD) ||
              (Context.getLangOptions().CPlusPlus0x && isa<EnumDecl>(SD)))
     return true;
 
@@ -289,27 +289,27 @@
 }
 
 /// \brief If the given nested-name-specifier begins with a bare identifier
-/// (e.g., Base::), perform name lookup for that identifier as a 
+/// (e.g., Base::), perform name lookup for that identifier as a
 /// nested-name-specifier within the given scope, and return the result of that
 /// name lookup.
 NamedDecl *Sema::FindFirstQualifierInScope(Scope *S, NestedNameSpecifier *NNS) {
   if (!S || !NNS)
     return 0;
-  
+
   while (NNS->getPrefix())
     NNS = NNS->getPrefix();
-  
+
   if (NNS->getKind() != NestedNameSpecifier::Identifier)
     return 0;
-  
-  LookupResult Found 
+
+  LookupResult Found
     = LookupName(S, NNS->getAsIdentifier(), LookupNestedNameSpecifierName);
   assert(!Found.isAmbiguous() && "Cannot handle ambiguities here yet");
 
   NamedDecl *Result = Found;
   if (isAcceptableNestedNameSpecifier(Context, Result))
     return Result;
-  
+
   return 0;
 }
 
@@ -328,9 +328,9 @@
                                                     QualType ObjectType,
                                                   NamedDecl *ScopeLookupResult,
                                                     bool EnteringContext) {
-  NestedNameSpecifier *Prefix 
+  NestedNameSpecifier *Prefix
     = static_cast<NestedNameSpecifier *>(SS.getScopeRep());
-  
+
   // Determine where to perform name lookup
   DeclContext *LookupCtx = 0;
   bool isDependent = false;
@@ -346,70 +346,70 @@
     LookupCtx = computeDeclContext(SS, EnteringContext);
     isDependent = isDependentScopeSpecifier(SS);
   }
-  
+
   LookupResult Found;
   bool ObjectTypeSearchedInScope = false;
   if (LookupCtx) {
-    // Perform "qualified" name lookup into the declaration context we 
+    // Perform "qualified" name lookup into the declaration context we
     // computed, which is either the type of the base of a member access
-    // expression or the declaration context associated with a prior 
+    // expression or the declaration context associated with a prior
     // nested-name-specifier.
-    
+
     // The declaration context must be complete.
     if (!LookupCtx->isDependentContext() && RequireCompleteDeclContext(SS))
       return 0;
-    
+
     Found = LookupQualifiedName(LookupCtx, &II, LookupNestedNameSpecifierName,
                                 false);
-    
+
     if (!ObjectType.isNull() && Found.getKind() == LookupResult::NotFound) {
       // C++ [basic.lookup.classref]p4:
       //   If the id-expression in a class member access is a qualified-id of
-      //   the form 
+      //   the form
       //
       //        class-name-or-namespace-name::...
       //
-      //   the class-name-or-namespace-name following the . or -> operator is 
-      //   looked up both in the context of the entire postfix-expression and in 
+      //   the class-name-or-namespace-name following the . or -> operator is
+      //   looked up both in the context of the entire postfix-expression and in
       //   the scope of the class of the object expression. If the name is found
-      //   only in the scope of the class of the object expression, the name 
-      //   shall refer to a class-name. If the name is found only in the 
+      //   only in the scope of the class of the object expression, the name
+      //   shall refer to a class-name. If the name is found only in the
       //   context of the entire postfix-expression, the name shall refer to a
       //   class-name or namespace-name. [...]
       //
       // Qualified name lookup into a class will not find a namespace-name,
-      // so we do not need to diagnoste that case specifically. However, 
+      // so we do not need to diagnoste that case specifically. However,
       // this qualified name lookup may find nothing. In that case, perform
-      // unqualified name lookup in the given scope (if available) or 
+      // unqualified name lookup in the given scope (if available) or
       // reconstruct the result from when name lookup was performed at template
       // definition time.
       if (S)
         Found = LookupName(S, &II, LookupNestedNameSpecifierName);
       else
         Found = LookupResult::CreateLookupResult(Context, ScopeLookupResult);
-        
+
       ObjectTypeSearchedInScope = true;
     }
   } else if (isDependent) {
     // We were not able to compute the declaration context for a dependent
-    // base object type or prior nested-name-specifier, so this 
+    // base object type or prior nested-name-specifier, so this
     // nested-name-specifier refers to an unknown specialization. Just build
     // a dependent nested-name-specifier.
     if (!Prefix)
       return NestedNameSpecifier::Create(Context, &II);
-    
+
     return NestedNameSpecifier::Create(Context, Prefix, &II);
   } else {
     // Perform unqualified name lookup in the current scope.
     Found = LookupName(S, &II, LookupNestedNameSpecifierName);
   }
-  
+
   // FIXME: Deal with ambiguities cleanly.
   NamedDecl *SD = Found;
   if (isAcceptableNestedNameSpecifier(Context, SD)) {
     if (!ObjectType.isNull() && !ObjectTypeSearchedInScope) {
       // C++ [basic.lookup.classref]p4:
-      //   [...] If the name is found in both contexts, the 
+      //   [...] If the name is found in both contexts, the
       //   class-name-or-namespace-name shall refer to the same entity.
       //
       // We already found the name in the scope of the object. Now, look
@@ -420,9 +420,9 @@
       if (S)
         FoundOuter = LookupName(S, &II, LookupNestedNameSpecifierName);
       else
-        FoundOuter = LookupResult::CreateLookupResult(Context, 
+        FoundOuter = LookupResult::CreateLookupResult(Context,
                                                       ScopeLookupResult);
-      
+
       // FIXME: Handle ambiguities in FoundOuter!
       NamedDecl *OuterDecl = FoundOuter;
       if (isAcceptableNestedNameSpecifier(Context, OuterDecl) &&
@@ -436,50 +436,50 @@
              Diag(SD->getLocation(), diag::note_ambig_member_ref_object_type)
                << ObjectType;
              Diag(OuterDecl->getLocation(), diag::note_ambig_member_ref_scope);
-             
+
              // Fall through so that we'll pick the name we found in the object type,
              // since that's probably what the user wanted anyway.
            }
     }
-    
+
     if (NamespaceDecl *Namespace = dyn_cast<NamespaceDecl>(SD))
       return NestedNameSpecifier::Create(Context, Prefix, Namespace);
-    
+
     // FIXME: It would be nice to maintain the namespace alias name, then
     // see through that alias when resolving the nested-name-specifier down to
     // a declaration context.
     if (NamespaceAliasDecl *Alias = dyn_cast<NamespaceAliasDecl>(SD))
       return NestedNameSpecifier::Create(Context, Prefix,
-                                         
+
                                          Alias->getNamespace());
-    
+
     QualType T = Context.getTypeDeclType(cast<TypeDecl>(SD));
     return NestedNameSpecifier::Create(Context, Prefix, false,
                                        T.getTypePtr());
   }
-  
+
   // If we didn't find anything during our lookup, try again with
   // ordinary name lookup, which can help us produce better error
   // messages.
   if (!SD)
     SD = LookupName(S, &II, LookupOrdinaryName);
-  
+
   unsigned DiagID;
   if (SD)
     DiagID = diag::err_expected_class_or_namespace;
   else if (SS.isSet()) {
-    DiagnoseMissingMember(IdLoc, DeclarationName(&II), 
-                          (NestedNameSpecifier *)SS.getScopeRep(), 
+    DiagnoseMissingMember(IdLoc, DeclarationName(&II),
+                          (NestedNameSpecifier *)SS.getScopeRep(),
                           SS.getRange());
     return 0;
   } else
     DiagID = diag::err_undeclared_var_use;
-  
+
   if (SS.isSet())
     Diag(IdLoc, DiagID) << &II << SS.getRange();
   else
     Diag(IdLoc, DiagID) << &II;
-  
+
   return 0;
 }
 
@@ -496,7 +496,7 @@
                                                     IdentifierInfo &II,
                                                     TypeTy *ObjectTypePtr,
                                                     bool EnteringContext) {
-  return BuildCXXNestedNameSpecifier(S, SS, IdLoc, CCLoc, II, 
+  return BuildCXXNestedNameSpecifier(S, SS, IdLoc, CCLoc, II,
                                      QualType::getFromOpaquePtr(ObjectTypePtr),
                                      /*ScopeLookupResult=*/0, EnteringContext);
 }
@@ -506,7 +506,7 @@
                                                     TypeTy *Ty,
                                                     SourceRange TypeRange,
                                                     SourceLocation CCLoc) {
-  NestedNameSpecifier *Prefix 
+  NestedNameSpecifier *Prefix
     = static_cast<NestedNameSpecifier *>(SS.getScopeRep());
   QualType T = GetTypeFromParser(Ty);
   return NestedNameSpecifier::Create(Context, Prefix, /*FIXME:*/false,