diff --git a/rtc_base/sanitizer.h b/rtc_base/sanitizer.h
index 23a748f84f..a9eccfcc94 100644
--- a/rtc_base/sanitizer.h
+++ b/rtc_base/sanitizer.h
@@ -123,9 +123,11 @@ inline void MsanMarkUninitialized(const T& mem) {
 
 template <typename T>
 inline T MsanUninitialized(T t) {
+#if RTC_HAS_MSAN
   // TODO(bugs.webrtc.org/8762): Switch to std::is_trivially_copyable when it
   // becomes available in downstream projects.
   static_assert(sanitizer_impl::IsTriviallyCopyable<T>(), "");
+#endif
   rtc_MsanMarkUninitialized(&t, sizeof(T), 1);
   return t;
 }