diff options
| -rw-r--r-- | mono/metadata/sgen-los.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/mono/metadata/sgen-los.c b/mono/metadata/sgen-los.c index ca4aaebbadf..f8b1b25f9c4 100644 --- a/mono/metadata/sgen-los.c +++ b/mono/metadata/sgen-los.c @@ -548,10 +548,16 @@ sgen_los_scan_card_table (gboolean mod_union, SgenGrayQueue *queue) LOSObject *obj; for (obj = los_object_list; obj; obj = obj->next) { - guint8 *cards = NULL; + guint8 *cards; + + if (!SGEN_OBJECT_HAS_REFERENCES (obj->data)) + continue; + if (mod_union) { cards = obj->cardtable_mod_union; g_assert (cards); + } else { + cards = NULL; } sgen_cardtable_scan_object (obj->data, obj->size, cards, mod_union, queue); @@ -564,6 +570,8 @@ sgen_los_update_cardtable_mod_union (void) LOSObject *obj; for (obj = los_object_list; obj; obj = obj->next) { + if (!SGEN_OBJECT_HAS_REFERENCES (obj->data)) + continue; obj->cardtable_mod_union = sgen_card_table_update_mod_union (obj->cardtable_mod_union, obj->data, obj->size, NULL); } |