Add a missing ostream include

Makes the build fail, on some condition. fix #3434
2020-05-26 21:06:36 +02:00
parent 99c76f0f35
commit 655bc344d4
1 changed files with 1 additions and 0 deletions
@@ -1,5 +1,6 @@
 #pragma once

+#include <ostream>
 #include <string>

 struct OptionalBool