Index: clang-tidy/bugprone/ExceptionEscapeCheck.cpp
===================================================================
--- clang-tidy/bugprone/ExceptionEscapeCheck.cpp
+++ clang-tidy/bugprone/ExceptionEscapeCheck.cpp
@@ -186,6 +186,9 @@
 }
 
 void ExceptionEscapeCheck::registerMatchers(MatchFinder *Finder) {
+  if (!getLangOpts().CPlusPlus || !getLangOpts().CXXExceptions)
+    return;
+
   Finder->addMatcher(
       functionDecl(allOf(throws(unless(isIgnored(IgnoredExceptions))),
                          anyOf(isNoThrow(), cxxDestructorDecl(),