rt: Call the Rust box annihilator; stop calling the cycle collector

1 files changed, 5 insertions, 12 deletions

diff --git a/src/rt/rust_task.cpp b/src/rt/rust_task.cpp
index 1efd641b343..1d1dae046f0 100644
--- a/src/rt/rust_task.cpp
+++ b/src/rt/rust_task.cpp
@@ -9,6 +9,8 @@
 #include "rust_cc.h"
 #include "rust_env.h"
 #include "rust_port.h"
+#include "rust_globals.h"
+#include "rust_crate_map.h"
 
 // Tasks
 rust_task::rust_task(rust_sched_loop *sched_loop, rust_task_state state,
@@ -125,18 +127,9 @@ cleanup_task(cleanup_args *args) {
         main_task_failed_without_spawning = true;
     }
 
-    // FIXME (#2676): For performance we should do the annihilator
-    // instead of the cycle collector even under normal termination, but
-    // since that would hide memory management errors (like not derefing
-    // boxes), it needs to be disableable in debug builds.
-    if (threw_exception) {
-        // FIXME (#2676): When the annihilator is more powerful and
-        // successfully runs resource destructors, etc. we can get rid
-        // of this cc
-        cc::do_cc(task);
-        annihilate_boxes(task);
-    }
-    cc::do_final_cc(task);
+    // Call the box annihilator.
+    cratemap* map = reinterpret_cast<cratemap*>(global_crate_map);
+    task->call_on_rust_stack(NULL, const_cast<void*>(map->annihilate_fn()));
 
     task->die();