Vendor import of stripped lldb trunk r366426 (just before the release_90

branch point):

https://llvm.org/svn/llvm-project/lldb/trunk@366426

1 files changed, 5 insertions, 4 deletions

diff --git a/include/lldb/API/SBListener.h b/include/lldb/API/SBListener.h
index a2f82a83c3ed..21aface97bd1 100644
--- a/include/lldb/API/SBListener.h
+++ b/include/lldb/API/SBListener.h
@@ -1,9 +1,8 @@
 //===-- SBListener.h --------------------------------------------*- 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
 //
 //===----------------------------------------------------------------------===//
 
@@ -30,6 +29,8 @@ public:
 
   void Clear();
 
+  explicit operator bool() const;
+
   bool IsValid() const;
 
   uint32_t StartListeningForEventClass(SBDebugger &debugger,