diff --git a/clang/include/clang/AST/ASTNodeTraverser.h b/clang/include/clang/AST/ASTNodeTraverser.h
index d649ef6816ca42..5ffce930b440ff 100644
--- a/clang/include/clang/AST/ASTNodeTraverser.h
+++ b/clang/include/clang/AST/ASTNodeTraverser.h
@@ -104,8 +104,7 @@ class ASTNodeTraverser
         Visit(Comment, Comment);
 
       // Decls within functions are visited by the body.
-      if (!isa<FunctionDecl>(*D) && !isa<ObjCMethodDecl>(*D) &&
-          !isa<BlockDecl>(*D)) {
+      if (!isa<FunctionDecl, ObjCMethodDecl, BlockDecl>(*D)) {
         if (Traversal != TK_AsIs) {
           if (const auto *CTSD = dyn_cast<ClassTemplateSpecializationDecl>(D)) {
             auto SK = CTSD->getSpecializationKind();