diff --git a/cmake b/cmake
index fd087a8..675073e 160000
--- a/cmake
+++ b/cmake
@@ -1 +1 @@
-Subproject commit fd087a897dc2408e102ee5cb7c0f9266e14efe2e
+Subproject commit 675073e8739fc2a59c886188818923baa003c974
diff --git a/src/c4/char_traits.hpp b/src/c4/char_traits.hpp
index b080659..a0a1f7d 100644
--- a/src/c4/char_traits.hpp
+++ b/src/c4/char_traits.hpp
@@ -17,16 +17,29 @@ template<typename C>
 struct char_traits;
 
 template<>
-struct char_traits<char> : public std::char_traits<char>
+struct
+char_traits<char> : public std::char_traits<char>
 {
+#if defined(__clang__)
+    __attribute__((no_sanitize("address")))
+#endif
     constexpr static const char whitespace_chars[] = " \f\n\r\t\v";
+#if defined(__clang__)
+    __attribute__((no_sanitize("address")))
+#endif
     constexpr static const size_t num_whitespace_chars = sizeof(whitespace_chars) - 1;
 };
 
 template<>
 struct char_traits<wchar_t> : public std::char_traits<wchar_t>
 {
+#if defined(__clang__)
+    __attribute__((no_sanitize("address")))
+#endif
     constexpr static const wchar_t whitespace_chars[] = L" \f\n\r\t\v";
+#if defined(__clang__)
+    __attribute__((no_sanitize("address")))
+#endif
     constexpr static const size_t num_whitespace_chars = sizeof(whitespace_chars) - 1;
 };