bump_consing_until_gc 6384 src/alloc.c      bump_consing_until_gc (threshold, Vgc_cons_percentage);
bump_consing_until_gc 6393 src/alloc.c      bump_consing_until_gc (gc_cons_threshold, newval);
bump_consing_until_gc 6403 src/alloc.c      if (bump_consing_until_gc (gc_cons_threshold, Vgc_cons_percentage) < 0)