src/share/vm/gc/shared/genCollectedHeap.cpp

*** 456,466 ****
        if (run_verification && VerifyGCLevel <= 0 && VerifyBeforeGC) {
          prepare_for_verify();
          prepared_for_verification = true;
        }
  
-       assert(!_young_gen->performs_in_place_marking(), "No young generation do in place marking");
        collect_generation(_young_gen,
                           full,
                           size,
                           is_tlab,
                           run_verification && VerifyGCLevel <= 0,
--- 456,465 ----
*** 487,498 ****
        if (!prepared_for_verification && run_verification &&
            VerifyGCLevel <= 1 && VerifyBeforeGC) {
          prepare_for_verify();
        }
  
-       assert(_old_gen->performs_in_place_marking(), "All old generations do in place marking");
- 
        if (do_young_collection) {
          // We did a young GC. Need a new GC id for the old GC.
          GCIdMarkAndRestore gc_id_mark;
          GCTraceTime(Info, gc) t("Pause Full", NULL, gc_cause(), true);
          collect_generation(_old_gen, full, size, is_tlab, run_verification && VerifyGCLevel <= 1, do_clear_all_soft_refs, true);
--- 486,495 ----