Index: source/Initialization/SystemInitializerCommon.cpp
===================================================================
--- source/Initialization/SystemInitializerCommon.cpp
+++ source/Initialization/SystemInitializerCommon.cpp
@@ -29,7 +29,6 @@
 #include "lldb/Host/windows/windows.h"
 #endif
 
-#include "llvm/Support/PrettyStackTrace.h"
 #include "llvm/Support/TargetSelect.h"
 
 #include <string>
@@ -63,9 +62,6 @@
   }
 #endif
 
-#if not defined(__APPLE__)
-  llvm::EnablePrettyStackTrace();
-#endif
   Log::Initialize();
   HostInfo::Initialize();
   static Timer::Category func_cat(LLVM_PRETTY_FUNCTION);
Index: tools/driver/Driver.cpp
===================================================================
--- tools/driver/Driver.cpp
+++ tools/driver/Driver.cpp
@@ -41,7 +41,10 @@
 #include "lldb/API/SBStringList.h"
 #include "lldb/API/SBTarget.h"
 #include "lldb/API/SBThread.h"
+#include "llvm/ADT/StringRef.h"
 #include "llvm/Support/ConvertUTF.h"
+#include "llvm/Support/PrettyStackTrace.h"
+#include "llvm/Support/Signals.h"
 #include <thread>
 
 #if !defined(__APPLE__)
@@ -1225,6 +1228,10 @@
   const char **argv = argvPointers.data();
 #endif
 
+  llvm::StringRef ToolName = argv[0];
+  llvm::sys::PrintStackTraceOnErrorSignal(ToolName);
+  llvm::PrettyStackTraceProgram X(argc, argv);
+
   SBDebugger::Initialize();
 
   SBHostOS::ThreadCreated("<lldb.driver.main-thread>");