changeset 47634 | 6a0c42c40cd1 |
parent 47616 | 4f26db3c02af |
child 48488 | 51825789dd89 |
--- a/src/hotspot/share/utilities/bitMap.cpp Mon Oct 16 20:22:41 2017 +0000 +++ b/src/hotspot/share/utilities/bitMap.cpp Mon Oct 16 22:36:06 2017 -0400 @@ -628,7 +628,7 @@ table[i] = num_set_bits(i); } - if (!Atomic::replace_if_null(table, &_pop_count_table)) { + if (Atomic::cmpxchg(table, &_pop_count_table, (BitMap::idx_t*)NULL) != NULL) { guarantee(_pop_count_table != NULL, "invariant"); FREE_C_HEAP_ARRAY(idx_t, table); }