1 files changed, 5 insertions, 6 deletions
diff --git a/contrib/llvm/tools/clang/lib/Tooling/ASTDiff/ASTDiff.cpp b/contrib/llvm/tools/clang/lib/Tooling/ASTDiff/ASTDiff.cpp
index 592e8572c770..69eff20bff7a 100644
--- a/contrib/llvm/tools/clang/lib/Tooling/ASTDiff/ASTDiff.cpp
+++ b/contrib/llvm/tools/clang/lib/Tooling/ASTDiff/ASTDiff.cpp
@@ -1,9 +1,8 @@
 //===- ASTDiff.cpp - AST differencing implementation-----------*- C++ -*- -===//
 //
-//                     The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
 //
 //===----------------------------------------------------------------------===//
 //
@@ -238,8 +237,8 @@ struct PreorderVisitor : public RecursiveASTVisitor<PreorderVisitor> {
     return true;
   }
   bool TraverseStmt(Stmt *S) {
-    if (S)
-      S = S->IgnoreImplicit();
+    if (auto *E = dyn_cast_or_null<Expr>(S))
+      S = E->IgnoreImplicit();
     if (isNodeExcluded(Tree.AST.getSourceManager(), S))
       return true;
     auto SavedState = PreTraverse(S);