src/share/vm/asm/codeBuffer.cpp

*** 121,130 ****
--- 121,134 ----
    for (CodeBuffer* cb = this; cb != NULL; cb = cb->before_expand()) {
      // Previous incarnations of this buffer are held live, so that internal
      // addresses constructed before expansions will not be confused.
      cb->free_blob();
    }
+   if (_overflow_arena != NULL) {
+     // free any overflow storage
+     delete _overflow_arena;
+   }
  #ifdef ASSERT
    Copy::fill_to_bytes(this, sizeof(*this), badResourceValue);
  #endif
  }