1 files changed, 2 insertions, 2 deletions
diff --git a/lldb/source/Core/Debugger.cpp b/lldb/source/Core/Debugger.cpp
index 7f180c1575a..79402813e84 100644
--- a/lldb/source/Core/Debugger.cpp
+++ b/lldb/source/Core/Debugger.cpp
@@ -1616,7 +1616,7 @@ void Debugger::DefaultEventHandler() {
 
 lldb::thread_result_t Debugger::EventHandlerThread(lldb::thread_arg_t arg) {
   ((Debugger *)arg)->DefaultEventHandler();
-  return NULL;
+  return nullptr;
 }
 
 bool Debugger::StartEventHandlerThread() {
@@ -1661,7 +1661,7 @@ lldb::thread_result_t Debugger::IOHandlerThread(lldb::thread_arg_t arg) {
   Debugger *debugger = (Debugger *)arg;
   debugger->ExecuteIOHandlers();
   debugger->StopEventHandlerThread();
-  return NULL;
+  return nullptr;
 }
 
 bool Debugger::HasIOHandlerThread() { return m_io_handler_thread.IsJoinable(); }