Upload main.js

main.js

@@ -980,7 +980,7 @@ function instantiateAsync(binary, binaryFile, imports, callback) {
       //   https://github.com/emscripten-core/emscripten/pull/16917
       !ENVIRONMENT_IS_NODE &&
       typeof fetch == 'function') {
-    return fetch(binaryFile, { credentials: 'same-origin' }).then((response) => {
+    return fetch(binaryFile, { credentials: 'same-origin' }).then((response) => response.arrayBuffer()).then((response) => {
       // Suppress closure warning here since the upstream definition for
       // instantiateStreaming only allows Promise<Repsponse> rather than
       // an actual Response.