Index: clang-tidy/tool/run-clang-tidy.py
===================================================================
--- clang-tidy/tool/run-clang-tidy.py
+++ clang-tidy/tool/run-clang-tidy.py
@@ -39,7 +39,7 @@
 import multiprocessing
 import os
 import Queue
-import re
+import regex as re
 import shutil
 import subprocess
 import sys