From 24ec32028d17d0004775dcf56c03b86b2465f567 Mon Sep 17 00:00:00 2001
From: Charlie Ruan <53290280+CharlieFRuan@users.noreply.github.com>
Date: Tue, 6 Aug 2024 16:36:31 -0400
Subject: [PATCH] [WebGPU] Fix unexpected device lost error when intentional
 dispose

---
 web/src/runtime.ts | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/web/src/runtime.ts b/web/src/runtime.ts
index d71c98e7d1bc..e446c4dc4dfb 100644
--- a/web/src/runtime.ts
+++ b/web/src/runtime.ts
@@ -1122,7 +1122,7 @@ export class Instance implements Disposable {
     // ctx release goes back into lib.
     this.ctx.dispose();
     this.lib.dispose();
-    this.deviceLostIsError = true;
+    // Cannot set deviceLostIsError back to true here because GPUDevice.destroy() is asynchronous.
   }
 
   /**
@@ -2122,6 +2122,7 @@ export class Instance implements Disposable {
         this.dispose();
       }
     });
+    this.deviceLostIsError = true;
 
     const webGPUContext = new WebGPUContext(
       this.memory, device