src/share/vm/gc/g1/g1StringDedup.cpp

*** 50,60 ****
    G1StringDedupThread::stop();
  }
  
  bool G1StringDedup::is_candidate_from_mark(oop obj) {
    if (java_lang_String::is_instance_inlined(obj)) {
!     bool from_young = G1CollectedHeap::heap()->heap_region_containing_raw(obj)->is_young();
      if (from_young && obj->age() < StringDeduplicationAgeThreshold) {
        // Candidate found. String is being evacuated from young to old but has not
        // reached the deduplication age threshold, i.e. has not previously been a
        // candidate during its life in the young generation.
        return true;
--- 50,60 ----
    G1StringDedupThread::stop();
  }
  
  bool G1StringDedup::is_candidate_from_mark(oop obj) {
    if (java_lang_String::is_instance_inlined(obj)) {
!     bool from_young = G1CollectedHeap::heap()->heap_region_containing(obj)->is_young();
      if (from_young && obj->age() < StringDeduplicationAgeThreshold) {
        // Candidate found. String is being evacuated from young to old but has not
        // reached the deduplication age threshold, i.e. has not previously been a
        // candidate during its life in the young generation.
        return true;