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

*** 1242,1257 ****
--- 1242,1259 ----
    assert(heap->kind() == CollectedHeap::Serial ||
           heap->kind() == CollectedHeap::CMS, "Invalid name");
    return (GenCollectedHeap*) heap;
  }
  
+ #if INCLUDE_SERIALGC
  void GenCollectedHeap::prepare_for_compaction() {
    // Start by compacting into same gen.
    CompactPoint cp(_old_gen);
    _old_gen->prepare_for_compaction(&cp);
    _young_gen->prepare_for_compaction(&cp);
  }
+ #endif // INCLUDE_SERIALGC
  
  void GenCollectedHeap::verify(VerifyOption option /* ignored */) {
    log_debug(gc, verify)("%s", _old_gen->name());
    _old_gen->verify();