[libcxx] Optimize std::generate_n for segmented iterators

c8ef · c8ef · commit b9f510d948ad · 2025-10-20T23:34:38.000+08:00
diff --git a/libcxx/include/__algorithm/generate_n.h b/libcxx/include/__algorithm/generate_n.h
@@ -12,6 +12,7 @@
 #include <__algorithm/for_each_n.h>
 #include <__config>
 #include <__functional/identity.h>
+#include <__utility/forward.h>
 
 #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
 #  pragma GCC system_header
