From 72bda0f981c7136f50254c433bbfb97a953f634b Mon Sep 17 00:00:00 2001
From: Nobuyoshi Nakada <nobu@ruby-lang.org>
Date: Mon, 26 May 2025 20:37:14 +0900
Subject: [PATCH] [Bug #21255] Win32: Do not export `__declspec(selectany)`
 symbols

```
x64-vcruntime140-ruby350.def : error LNK2001: unresolved external symbol Avx2WmemEnabledWeakValue
```
---
 win32/mkexports.rb | 1 +
 1 file changed, 1 insertion(+)

diff --git a/win32/mkexports.rb b/win32/mkexports.rb
index 1a37c7ee91..389b49def8 100755
--- a/win32/mkexports.rb
+++ b/win32/mkexports.rb
@@ -110,6 +110,7 @@ class Exports::Mswin < Exports
         case filetype
         when /OBJECT/, /LIBRARY/
           l.chomp!
+          next if (/^ .*\(pick any\)$/ =~ l)...true
           next if /^[[:xdigit:]]+ 0+ UNDEF / =~ l
           next unless /External/ =~ l
           next if /(?:_local_stdio_printf_options|v(f|sn?)printf(_s)?_l)\Z/ =~ l