missing include

superg · Dec 3, 2022 · b74b856 · b74b856
1 parent 7072044
commit b74b856
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/common.hh b/common.hh
@@ -5,6 +5,7 @@
 #include <cassert>
 #include <cstddef>
 #include <fmt/format.h>
+#include <functional>
 #include <map>
 #include <ostream>
 #include <stdexcept>