1 files changed, 0 insertions, 4 deletions
diff --git a/src/rt/boxed_region.cpp b/src/rt/boxed_region.cpp
index a49b52bffe1..012333b931e 100644
--- a/src/rt/boxed_region.cpp
+++ b/src/rt/boxed_region.cpp
@@ -39,10 +39,6 @@ rust_opaque_box *boxed_region::malloc(type_desc *td, size_t body_size) {
 rust_opaque_box *boxed_region::realloc(rust_opaque_box *box,
                                        size_t new_size) {
 
-    // We also get called on the unique-vec-in-managed-heap path.
-    assert(box->ref_count == 1 ||
-           box->ref_count == (size_t)(-2));
-
     size_t total_size = new_size + sizeof(rust_opaque_box);
     rust_opaque_box *new_box =
         (rust_opaque_box*)backing_region->realloc(box, total_size);