Index: CMakeLists.txt
===================================================================
--- CMakeLists.txt
+++ CMakeLists.txt
@@ -1,4 +1,5 @@
 set(LLVM_LINK_COMPONENTS
+  ${LLVM_TARGETS_TO_BUILD}
   support
   )
 
Index: ClangTidyMain.cpp
===================================================================
--- ClangTidyMain.cpp
+++ ClangTidyMain.cpp
@@ -18,6 +18,8 @@
 #include "../ClangTidy.h"
 #include "clang/Tooling/CommonOptionsParser.h"
 #include "llvm/Support/Process.h"
+#include "llvm/Support/Signals.h"
+#include "llvm/Support/TargetSelect.h"
 
 using namespace clang::ast_matchers;
 using namespace clang::driver;
@@ -296,6 +298,14 @@
 }
 
 static int clangTidyMain(int argc, const char **argv) {
+  llvm::sys::PrintStackTraceOnErrorSignal();
+
+  // Initialize targets for clang module support.
+  llvm::InitializeAllTargets();
+  llvm::InitializeAllTargetMCs();
+  llvm::InitializeAllAsmPrinters();
+  llvm::InitializeAllAsmParsers();
+
   CommonOptionsParser OptionsParser(argc, argv, ClangTidyCategory,
                                     cl::ZeroOrMore);