10077 usr/src/uts/ Makefile changes for smatch

*** 20,29 ****
--- 20,30 ----
  #
  #
  # Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
  # Use is subject to license terms.
  #
+ # Copyright (c) 2018, Joyent, Inc.
  
  #
  # This makefile drives the production of the iwk driver kernel module.
  #
  # i86pc architecture dependent
*** 64,73 ****
--- 65,77 ----
  LDFLAGS         += -dy -Nmisc/mac -Nmisc/net80211 -Ndrv/random -Ndrv/ip
  
  CERRWARN        += -_gcc=-Wno-unused-label
  CERRWARN        += -_gcc=-Wno-uninitialized
  
+ # needs work
+ $(OBJS_DIR)/iwk2.o := SMOFF += precedence
+ 
  #
  #       Default build targets.
  #
  .KEEP_STATE: