Fix broken max macro on Windows (#9273)
diff --git a/src/google/protobuf/arena.h b/src/google/protobuf/arena.h
index 6dd6467..785f273 100644
--- a/src/google/protobuf/arena.h
+++ b/src/google/protobuf/arena.h
@@ -37,9 +37,6 @@
#include <limits>
#include <type_traits>
#include <utility>
-#ifdef max
-#undef max // Visual Studio defines this macro
-#endif
#if defined(_MSC_VER) && !defined(_LIBCPP_STD_VER) && !_HAS_EXCEPTIONS
// Work around bugs in MSVC <typeinfo> header when _HAS_EXCEPTIONS=0.
#include <exception>
diff --git a/src/google/protobuf/stubs/stl_util.h b/src/google/protobuf/stubs/stl_util.h
index 45d2890..ef66305 100644
--- a/src/google/protobuf/stubs/stl_util.h
+++ b/src/google/protobuf/stubs/stl_util.h
@@ -37,6 +37,8 @@
#include <algorithm>
+#include <google/protobuf/port_def.inc>
+
namespace google {
namespace protobuf {
@@ -82,4 +84,6 @@
} // namespace protobuf
} // namespace google
+#include <google/protobuf/port_undef.inc>
+
#endif // GOOGLE_PROTOBUF_STUBS_STL_UTIL_H__