From c12615de443b93791c146aa9a1888fc471235db1 Mon Sep 17 00:00:00 2001
From: Rich Harris <rich.harris@vercel.com>
Date: Fri, 7 Jun 2024 16:59:49 -0400
Subject: [PATCH] partial fix

---
 packages/svelte/src/internal/client/reactivity/effects.js | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/packages/svelte/src/internal/client/reactivity/effects.js b/packages/svelte/src/internal/client/reactivity/effects.js
index 53b067d0ec..c8cbd23912 100644
--- a/packages/svelte/src/internal/client/reactivity/effects.js
+++ b/packages/svelte/src/internal/client/reactivity/effects.js
@@ -112,7 +112,12 @@ function create_effect(type, fn, sync) {
 
 	// if an effect has no dependencies, no DOM and no teardown function,
 	// don't bother adding it to the effect tree
-	const inert = sync && effect.deps === null && effect.first === null && effect.dom === null;
+	const inert =
+		sync &&
+		effect.deps === null &&
+		effect.first === null &&
+		effect.dom === null &&
+		effect.teardown === null;
 
 	if (!inert && current_reaction !== null && !is_root) {
 		var flags = current_reaction.f;