add <string>

mapbox · Jun 16, 2014 · 82cc6e2 · 82cc6e2
1 parent 6aee8c4
commit 82cc6e2
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/variant.hpp b/variant.hpp
@@ -9,6 +9,7 @@
 #include <new> // operator new
 #include <cstddef> // size_t
 #include <iosfwd>
+#include <string>
 
 #include "recursive_wrapper.hpp"