Restore the invariant that a nested-name-specifier can only contain
class types, dependent types, and namespaces. I had previously
weakened this invariant while working on parsing pseudo-destructor
expressions, but recent work in that area has made these changes
unnecessary.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@97112 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Sema/Sema.h b/lib/Sema/Sema.h
index 1bc084c..2ed4bf6 100644
--- a/lib/Sema/Sema.h
+++ b/lib/Sema/Sema.h
@@ -2225,8 +2225,7 @@
   virtual CXXScopeTy *ActOnCXXGlobalScopeSpecifier(Scope *S,
                                                    SourceLocation CCLoc);
 
-  bool isAcceptableNestedNameSpecifier(NamedDecl *SD, 
-                                       bool MayBePseudoDestructor = false);
+  bool isAcceptableNestedNameSpecifier(NamedDecl *SD);
   NamedDecl *FindFirstQualifierInScope(Scope *S, NestedNameSpecifier *NNS);
 
   virtual bool isNonTypeNestedNameSpecifier(Scope *S, const CXXScopeSpec &SS,
@@ -2239,7 +2238,6 @@
                                           SourceLocation IdLoc,
                                           SourceLocation CCLoc,
                                           IdentifierInfo &II,
-                                          bool MayBePseudoDestructor,
                                           QualType ObjectType,
                                           NamedDecl *ScopeLookupResult,
                                           bool EnteringContext,
@@ -2250,14 +2248,12 @@
                                                   SourceLocation IdLoc,
                                                   SourceLocation CCLoc,
                                                   IdentifierInfo &II,
-                                                  bool MayBePseudoDestructor,
                                                   TypeTy *ObjectType,
                                                   bool EnteringContext);
 
   virtual bool IsInvalidUnlessNestedName(Scope *S,
                                          const CXXScopeSpec &SS,
                                          IdentifierInfo &II,
-                                         bool MayBePseudoDestructor,
                                          TypeTy *ObjectType,
                                          bool EnteringContext);
   
@@ -2273,8 +2269,7 @@
                                                   const CXXScopeSpec &SS,
                                                   TypeTy *Type,
                                                   SourceRange TypeRange,
-                                                  SourceLocation CCLoc,
-                                                  bool MayBePseudoDestructor);
+                                                  SourceLocation CCLoc);
 
   virtual bool ShouldEnterDeclaratorScope(Scope *S, const CXXScopeSpec &SS);