Hi! I have noticed one extra spot which should be using the FIELD_TGT_EMPTY macro (defined to (~(size_t) 0)), but didn't.
Fixed thusly, committed to trunk. 2020-10-30 Jakub Jelinek <ja...@redhat.com> * target.c (gomp_map_vars_internal): Use FIELD_TGT_EMPTY macro even in field_tgt_clear initializer. --- libgomp/target.c.jj +++ libgomp/target.c @@ -1020,7 +1020,7 @@ gomp_map_vars_internal (struct gomp_device_descr *devicep, if (not_found_cnt) tgt->array = gomp_malloc (not_found_cnt * sizeof (*tgt->array)); splay_tree_node array = tgt->array; - size_t j, field_tgt_offset = 0, field_tgt_clear = ~(size_t) 0; + size_t j, field_tgt_offset = 0, field_tgt_clear = FIELD_TGT_EMPTY; uintptr_t field_tgt_base = 0; for (i = 0; i < mapnum; i++) Jakub