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

*** 10,20 ****
  #
  
  #
  # Copyright (c) 2012 by Delphix. All rights reserved.
  # Copyright 2015 Garrett D'Amore <garrett@damore.org>
! # Copyright (c) 2018, Joyent, Inc.
  #
  
  SUBDIRS = \
          catopen \
          fpround \
--- 10,20 ----
  #
  
  #
  # Copyright (c) 2012 by Delphix. All rights reserved.
  # Copyright 2015 Garrett D'Amore <garrett@damore.org>
! # Copyright 2019 Joyent, Inc.
  #
  
  SUBDIRS = \
          catopen \
          fpround \
*** 56,66 ****
          psignal
  
  CPPFLAGS += -D_REENTRANT
  
  # needs work
! SMOFF += all_func_returns,snprintf_overflow
  
  PROGS32 = $(PROGS:%=%.32)
  PROGS64 = \
          $(PROGS:%=%.64) \
          printf-6961.64
--- 56,66 ----
          psignal
  
  CPPFLAGS += -D_REENTRANT
  
  # needs work
! SMOFF += all_func_returns,snprintf_overflow,unreachable
  
  PROGS32 = $(PROGS:%=%.32)
  PROGS64 = \
          $(PROGS:%=%.64) \
          printf-6961.64