196       // Add the new declaration before the existing declaration.  in InsertDeclAfter()
202       // Add new declaration after the existing declaration.  in InsertDeclAfter()
275 /// existing declaration.
276 static DeclMatchKind compareDeclarations(NamedDecl *Existing, NamedDecl *New) {  in compareDeclarations()  argument
278   if (Existing == New)  in compareDeclarations()
282   if (Existing->getKind() != New->getKind())  in compareDeclarations()
286   if (Existing->getCanonicalDecl() == New->getCanonicalDecl()) {  in compareDeclarations()
289     if (Existing->isFromASTFile() && New->isFromASTFile())  in compareDeclarations()
293     Decl *MostRecent = Existing->getMostRecentDecl();  in compareDeclarations()
294     if (Existing == MostRecent)  in compareDeclarations()
300     // If the existing declaration is somewhere in the previous declaration  in compareDeclarations()
303       if (RD == Existing)  in compareDeclarations()
347     // If the existing declaration is not visible in translation unit scope,  in tryAddTopLevelDecl()
361   // See whether this declaration is identical to any existing declarations.  in tryAddTopLevelDecl()