1 files changed, 5 insertions, 4 deletions

diff --git a/contrib/llvm/tools/lldb/source/Plugins/Language/CPlusPlus/CPlusPlusNameParser.cpp b/contrib/llvm/tools/lldb/source/Plugins/Language/CPlusPlus/CPlusPlusNameParser.cpp
index b32fe9588965..932db17b964a 100644
--- a/contrib/llvm/tools/lldb/source/Plugins/Language/CPlusPlus/CPlusPlusNameParser.cpp
+++ b/contrib/llvm/tools/lldb/source/Plugins/Language/CPlusPlus/CPlusPlusNameParser.cpp
@@ -1,9 +1,8 @@
 //===-- CPlusPlusNameParser.cpp ---------------------------------*- 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
 //
 //===----------------------------------------------------------------------===//
 
@@ -641,6 +640,8 @@ static const llvm::StringMap<tok::TokenKind> &GetKeywordsMap() {
 }
 
 void CPlusPlusNameParser::ExtractTokens() {
+  if (m_text.empty())
+    return;
   clang::Lexer lexer(clang::SourceLocation(), GetLangOptions(), m_text.data(),
                      m_text.data(), m_text.data() + m_text.size());
   const auto &kw_map = GetKeywordsMap();