From 31b3c325f692314b4f3e397618b935e2f5e0c345 Mon Sep 17 00:00:00 2001
From: Cameron Angus <cjangus@gmail.com>
Date: Wed, 24 Jul 2024 17:58:38 +0100
Subject: [PATCH] Mark namespace scope constexpr variable 'buffer_size' inline.
 (#4084)

* Mark namespace scope constexpr variable 'buffer_size' inline.

* Use provided macro for inline variable.
---
 include/fmt/os.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/fmt/os.h b/include/fmt/os.h
index 5c85ea08..974c5c20 100644
--- a/include/fmt/os.h
+++ b/include/fmt/os.h
@@ -383,7 +383,7 @@ class file_buffer final : public buffer<char> {
 
 }  // namespace detail
 
-constexpr auto buffer_size = detail::buffer_size();
+FMT_INLINE_VARIABLE constexpr auto buffer_size = detail::buffer_size();
 
 /// A fast output stream for writing from a single thread. Writing from
 /// multiple threads without external synchronization may result in a data race.