src/share/vm/services/mallocTracker.hpp

rev 12318 : 8167650: NMT should check for invalid MEMFLAGS
Reviewed-by: dholmes, mockner, cjplummer

*** 1,7 ****
  /*
!  * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
   * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.
--- 1,7 ----
  /*
!  * Copyright (c) 2014, 2016, Oracle and/or its affiliates. All rights reserved.
   * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.
*** 139,148 ****
--- 139,149 ----
  
  
   public:
    inline MallocMemory*  by_type(MEMFLAGS flags) {
      int index = NMTUtil::flag_to_index(flags);
+     assert(index >= 0 && index < mt_number_of_types, "Index out of bound");
      return &_malloc[index];
    }
  
    inline MallocMemory* by_index(int index) {
      assert(index >= 0, "Index out of bound");