10703 smatch unreachable code checking needs reworking
Reviewed by: Toomas Soome <tsoome@me.com>
Reviewed by: Yuri Pankov <yuri.pankov@nexenta.com>

*** 23,33 ****
   * Use is subject to license terms.
   * Copyright 2012, Josef 'Jeff' Sipek <jeffpc@31bits.net>. All rights reserved.
   */
  
  /*
!  * Copyright (c) 2013, Joyent, Inc.  All rights reserved.
   */
  
  #include <sys/types.h>
  #include <sys/mman.h>
  #include <sys/priocntl.h>
--- 23,33 ----
   * Use is subject to license terms.
   * Copyright 2012, Josef 'Jeff' Sipek <jeffpc@31bits.net>. All rights reserved.
   */
  
  /*
!  * Copyright 2019 Joyent, Inc.
   */
  
  #include <sys/types.h>
  #include <sys/mman.h>
  #include <sys/priocntl.h>
*** 1096,1106 ****
          }
  
          terminate((status == MDB_ERR_QUIT || status == 0) ?
              (eflag != NULL && mdb.m_lastret != 0 ? 1 : 0) : 1);
          /*NOTREACHED*/
-         return (0);
  
  reexec:
          if ((p = strrchr(execname, '/')) == NULL)
                  die("cannot determine absolute pathname\n");
  #ifdef _LP64
--- 1096,1105 ----