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fixed weakmap gc (#398)

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Fabrice Bellard 2025-04-07 11:44:28 +02:00
parent 19431019d5
commit c805d4f784
1 changed files with 19 additions and 0 deletions
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19
quickjs.c
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@ -46992,10 +46992,29 @@ static void map_delete_weakrefs(JSRuntime *rt, JSWeakRefHeader *wh)
{
JSMapState *s = container_of(wh, JSMapState, weakref_header);
struct list_head *el, *el1;
JSMapRecord *mr1, **pmr;
uint32_t h;
list_for_each_safe(el, el1, &s->records) {
JSMapRecord *mr = list_entry(el, JSMapRecord, link);
if (!js_weakref_is_live(mr->key)) {
/* even if key is not live it can be hashed as a pointer */
h = map_hash_key(mr->key) & (s->hash_size - 1);
pmr = &s->hash_table[h];
for(;;) {
mr1 = *pmr;
/* the entry may already be removed from the hash
table if the map was resized */
if (mr1 == NULL)
goto done;
if (mr1 == mr)
break;
pmr = &mr1->hash_next;
}
/* remove from the hash table */
*pmr = mr1->hash_next;
done:
map_delete_record(rt, s, mr);
}
}