src/share/vm/oops/oop.inline.hpp

*** 266,277 ****
        // Must be zero, so bite the bullet and take the virtual call.
        s = klass->oop_size(this);
      }
    }
  
-   assert(s % MinObjAlignment == 0, "Oop size is not properly aligned: %d", s);
    assert(s > 0, "Oop size must be greater than zero, not %d", s);
    return s;
  }
  
  bool oopDesc::is_instance()  const { return klass()->is_instance_klass();  }
  bool oopDesc::is_array()     const { return klass()->is_array_klass();     }
--- 266,277 ----
        // Must be zero, so bite the bullet and take the virtual call.
        s = klass->oop_size(this);
      }
    }
  
    assert(s > 0, "Oop size must be greater than zero, not %d", s);
+   assert((s & MinObjAlignmentMask) == 0, "Oop size is not properly aligned: %d", s);
    return s;
  }
  
  bool oopDesc::is_instance()  const { return klass()->is_instance_klass();  }
  bool oopDesc::is_array()     const { return klass()->is_array_klass();     }