[do not merge] debuuuuug

Author: addaleax

src/node.cc

@@ -4523,7 +4523,11 @@ inline int Start(Isolate* isolate, IsolateData* isolate_data,
       if (more)
         continue;
 
+      fprintf(stderr, "before emitting beforeExit. alive = %d\n", uv_loop_alive(env.event_loop()));
+      uv_print_all_handles(env.event_loop(), stderr);
       EmitBeforeExit(&env);
+      fprintf(stderr, "after emitting beforeExit. alive = %d\n", uv_loop_alive(env.event_loop()));
+      uv_print_all_handles(env.event_loop(), stderr);
 
       // Emit `beforeExit` if the loop became alive either after emitting
       // event, or after running some callbacks.

src/node_perf.cc

@@ -213,6 +213,7 @@ void MarkGarbageCollectionEnd(Isolate* isolate,
                               void* data) {
   Environment* env = static_cast<Environment*>(data);
   uv_async_t* async = new uv_async_t();  // coverity[leaked_storage]
+  fprintf(stderr, "shooting into the dark here.\n");
   if (uv_async_init(env->event_loop(), async, PerformanceGCCallback))
     return delete async;
   async->data =