src/hotspot/share/gc/shenandoah/shenandoahStringDedup.cpp

*** 48,65 ****
  
    if (java_string->age() <= StringDeduplicationAgeThreshold) {
      const markWord mark = java_string->mark();
  
      // Having/had displaced header, too risk to deal with them, skip
!     if (mark == markWord::INFLATING() || mark->has_displaced_mark_helper()) {
        return;
      }
  
      // Increase string age and enqueue it when it rearches age threshold
!     markWord new_mark = mark->incr_age();
      if (mark == java_string->cas_set_mark(new_mark, mark)) {
!       if (mark->age() == StringDeduplicationAgeThreshold) {
          StringDedupQueue::push(ShenandoahWorkerSession::worker_id(), java_string);
        }
      }
    }
  }
--- 48,65 ----
  
    if (java_string->age() <= StringDeduplicationAgeThreshold) {
      const markWord mark = java_string->mark();
  
      // Having/had displaced header, too risk to deal with them, skip
!     if (mark == markWord::INFLATING() || mark.has_displaced_mark_helper()) {
        return;
      }
  
      // Increase string age and enqueue it when it rearches age threshold
!     markWord new_mark = mark.incr_age();
      if (mark == java_string->cas_set_mark(new_mark, mark)) {
!       if (mark.age() == StringDeduplicationAgeThreshold) {
          StringDedupQueue::push(ShenandoahWorkerSession::worker_id(), java_string);
        }
      }
    }
  }