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src/share/vm/gc/shared/taskqueue.hpp

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rev 11970 : [mq]: base_volatiles

@@ -124,11 +124,11 @@
 
     idx_t top()        const volatile { return _fields._top; }
     idx_t tag()        const volatile { return _fields._tag; }
 
     // Increment top; if it wraps, increment tag also.
-    void increment() {
+    void increment() volatile {
       _fields._top = increment_index(_fields._top);
       if (_fields._top == 0) ++_fields._tag;
     }
 
     Age cmpxchg(const Age new_age, const Age old_age) volatile;
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