diff --git a/src/corelib/global/qassert.h b/src/corelib/global/qassert.h
index 388932a8f7f..bfdd69815a3 100644
--- a/src/corelib/global/qassert.h
+++ b/src/corelib/global/qassert.h
@@ -41,7 +41,7 @@ void qt_assert_x(const char *where, const char *what, const char *file, int line
 
 #if !defined(Q_ASSERT_X)
 #  if defined(QT_NO_DEBUG) && !defined(QT_FORCE_ASSERTS)
-#    define Q_ASSERT_X(cond, where, what) static_cast<void>(false && (cond))
+#    define Q_ASSERT_X(cond, where, what) static_cast<void>(false && (cond) && (where) && (what))
 #  else
 #    define Q_ASSERT_X(cond, where, what) ((cond) ? static_cast<void>(0) : qt_assert_x(where, what, __FILE__, __LINE__))
 #  endif