--- a/hotspot/src/share/vm/gc_implementation/g1/g1CollectorPolicy.hpp	Wed Oct 03 08:08:52 2012 -0700
+++ b/hotspot/src/share/vm/gc_implementation/g1/g1CollectorPolicy.hpp	Wed Oct 03 20:31:41 2012 +0200
@@ -840,8 +840,8 @@
   //
 
   // Current tenuring threshold, set to 0 if the collector reaches the
-  // maximum amount of suvivors regions.
-  int _tenuring_threshold;
+  // maximum amount of survivors regions.
+  uint _tenuring_threshold;
 
   // The limit on the number of regions allocated for survivors.
   uint _max_survivor_regions;
@@ -851,7 +851,7 @@
   size_t _survivor_bytes_before_gc;
   size_t _capacity_before_gc;
 
-  // The amount of survor regions after a collection.
+  // The amount of survivor regions after a collection.
   uint _recorded_survivor_regions;
   // List of survivor regions.
   HeapRegion* _recorded_survivor_head;
@@ -862,7 +862,7 @@
 public:
 
   inline GCAllocPurpose
-    evacuation_destination(HeapRegion* src_region, int age, size_t word_sz) {
+    evacuation_destination(HeapRegion* src_region, uint age, size_t word_sz) {
       if (age < _tenuring_threshold && src_region->is_young()) {
         return GCAllocForSurvived;
       } else {