[crispy] span: Adds missing include.

christianparpart · christianparpart · commit af0c49fc6075 · 2022-04-23T00:01:27.000+02:00
diff --git a/src/crispy/span.h b/src/crispy/span.h
@@ -1,5 +1,7 @@
 #pragma once
+
 #include <iterator>
+#include <stdexcept>
 #include <type_traits>
 
 namespace crispy
