diff -r 7abaf1d64719 -r c438a7db7c52 src/basics.h
--- a/src/basics.h	Mon May 11 12:18:59 2020 +0300
+++ b/src/basics.h	Mon Aug 24 23:00:50 2020 +0300
@@ -81,7 +81,7 @@
 }
 
 template<typename T, int N>
-constexpr int countof(T(&)[N])
+constexpr int countof(T const (&)[N])
 {
 	return N;
 }