From 8494ae42bb540bfe323f49f58a2ce80c786d757e Mon Sep 17 00:00:00 2001
From: yoho <panyoho@gmail.com>
Date: Thu, 21 Jul 2022 10:19:06 +0800
Subject: [PATCH] fix: warn

---
 packages/vite/src/node/config.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/packages/vite/src/node/config.ts b/packages/vite/src/node/config.ts
index 16535b99bb2e4d..525261f8ecb13c 100644
--- a/packages/vite/src/node/config.ts
+++ b/packages/vite/src/node/config.ts
@@ -663,7 +663,7 @@ export async function resolveConfig(
       ...config.experimental
     }
   }
-  const resolved: ResolvedConfig = Object.assign(config, resolvedConfig)
+  const resolved: ResolvedConfig = Object.assign({}, config, resolvedConfig)
 
   if (middlewareMode === 'ssr') {
     logger.warn(