diff --git a/clang-tools-extra/clang-tidy/tool/ClangTidyMain.cpp b/clang-tools-extra/clang-tidy/tool/ClangTidyMain.cpp
--- a/clang-tools-extra/clang-tidy/tool/ClangTidyMain.cpp
+++ b/clang-tools-extra/clang-tidy/tool/ClangTidyMain.cpp
@@ -18,6 +18,7 @@
 #include "../ClangTidyForceLinker.h"
 #include "../GlobList.h"
 #include "clang/Tooling/CommonOptionsParser.h"
+#include "llvm/Support/InitLLVM.h"
 #include "llvm/Support/Process.h"
 #include "llvm/Support/Signals.h"
 #include "llvm/Support/TargetSelect.h"
@@ -327,7 +328,7 @@
 }
 
 static int clangTidyMain(int argc, const char **argv) {
-  llvm::sys::PrintStackTraceOnErrorSignal(argv[0]);
+  llvm::InitLLVM X(argc, argv);
   CommonOptionsParser OptionsParser(argc, argv, ClangTidyCategory,
                                     cl::ZeroOrMore);
   llvm::IntrusiveRefCntPtr<vfs::OverlayFileSystem> BaseFS(