From 885de6efba7f35e2fafc0b91348655fa6f7286d0 Mon Sep 17 00:00:00 2001
From: Oleg Derevenetz <oleg-derevenetz@yandex.ru>
Date: Fri, 3 Jan 2025 22:45:55 +0300
Subject: [PATCH] Add comment

---
 src/engine/serialize.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/engine/serialize.cpp b/src/engine/serialize.cpp
index 8679caef49..e01fa529dc 100644
--- a/src/engine/serialize.cpp
+++ b/src/engine/serialize.cpp
@@ -632,6 +632,7 @@ int StreamFile::closeFile( std::FILE * f )
     const int res = std::fclose( f );
 
 #ifdef __EMSCRIPTEN__
+    // The following code is not C++ code, but JavaScript code.
     // clang-format off
     EM_ASM( FS.syncfs( err => err && console.warn( "FS.syncfs() error:", err ) ) );
     // clang-format on