fix 10602

packages/svelte/src/compiler/compile/render_dom/wrappers/InlineComponent/index.js

@@ -277,14 +277,13 @@ export default class InlineComponentWrapper extends Wrapper {
 						// statements will become switch_props function body
 						// rewrite last statement, add props update logic
 						statements[statements.length - 1] = b`
-							if (#dirty !== undefined && ${condition}) {
-								${props} = @get_spread_update(${levels}, [
-									${changes}
-								]);
-							} else {
 							for (let #i = 0; #i < ${levels}.length; #i += 1) {
 								${props} = @assign(${props}, ${levels}[#i]);
 							}
+							if (#dirty !== undefined && ${condition}) {
+								${props} = @assign(${props}, @get_spread_update(${levels}, [
+									${changes}
+								]));
 							}
 						`;
 					}