fix too strict assertion (issue
@@ -339,8 +339,10 @@ size_t _mi_page_queue_append(mi_heap_t* heap, mi_page_queue_t* pq, mi_page_queue
// set append pages to new heap and count
size_t count = 0;
for (mi_page_t* page = append->first; page != NULL; page = page->next) {
- mi_page_set_heap(page,heap);
- // set it to delayed free (not overriding NEVER_DELAYED_FREE) which has as a
+ // inline `mi_page_set_heap` to avoid wrong assertion during absorption;
+ // in this case it is ok to be delayed freeing since both "to" and "from" heap are still alive.
+ mi_atomic_write(&page->xheap, (uintptr_t)heap);
+ // set the flag to delayed free (not overriding NEVER_DELAYED_FREE) which has as a
// side effect that it spins until any DELAYED_FREEING is finished. This ensures
// that after appending only the new heap will be used for delayed free operations.
_mi_page_use_delayed_free(page, MI_USE_DELAYED_FREE, false);
