From d3af67e878790892f9d34cfea15d13625aabe733 Mon Sep 17 00:00:00 2001
From: =?utf8?q?=E5=B1=B1=E5=90=B9=E8=89=B2=E5=BE=A1=E5=AE=88?=
 <85992002+KazariEX@users.noreply.github.com>
Date: Fri, 18 Jul 2025 00:56:01 -0700
Subject: [PATCH] fix(compiler-core): transform empty `v-bind` dynamic argument
 content correctly (#12554)

---
 packages/compiler-core/src/transforms/vBind.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/packages/compiler-core/src/transforms/vBind.ts b/packages/compiler-core/src/transforms/vBind.ts
index 1e5e371418..c82706c10c 100644
--- a/packages/compiler-core/src/transforms/vBind.ts
+++ b/packages/compiler-core/src/transforms/vBind.ts
@@ -65,7 +65,7 @@ export const transformBind: DirectiveTransform = (dir, _node, context) => {
     arg.children.unshift(`(`)
     arg.children.push(`) || ""`)
   } else if (!arg.isStatic) {
-    arg.content = `${arg.content} || ""`
+    arg.content = arg.content ? `${arg.content} || ""` : `""`
   }
 
   // .sync is replaced by v-model:arg
-- 
2.47.2