From 316273efc8e33362d11a634adff2b97bec7337ee Mon Sep 17 00:00:00 2001
From: moi15moi <80980684+moi15moi@users.noreply.github.com>
Date: Fri, 18 Jul 2025 12:51:33 -0400
Subject: [PATCH] fix: don't force -fvisibility=hidden on Windows (#5757)

Fix https://github.com/pybind/pybind11/discussions/5750
---
 include/pybind11/detail/pybind11_namespace_macros.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/pybind11/detail/pybind11_namespace_macros.h b/include/pybind11/detail/pybind11_namespace_macros.h
index 7137fb5f7..bd18c8c0a 100644
--- a/include/pybind11/detail/pybind11_namespace_macros.h
+++ b/include/pybind11/detail/pybind11_namespace_macros.h
@@ -74,7 +74,7 @@
 // requires forcing hidden visibility on pybind code, so we enforce this by setting the attribute
 // on the main `pybind11` namespace.
 #if !defined(PYBIND11_NAMESPACE)
-#    ifdef __GNUG__
+#    if defined(__GNUG__) && !defined(_WIN32)
 #        define PYBIND11_NAMESPACE pybind11 __attribute__((visibility("hidden")))
 #    else
 #        define PYBIND11_NAMESPACE pybind11