5196 The cw wrapper restricts gcc to -O2

*** 17,26 ****
--- 17,27 ----
  # information: Portions Copyright [yyyy] [name of copyright owner]
  #
  # CDDL HEADER END
  #
  #
+ # Copyright 2014 Gary Mills
  # Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
  # Use is subject to license terms.
  #
  
  #
*** 51,61 ****
  #
  # Overrides.
  #
  CFLAGS                          += $(CCVERBOSE)
  $(RELEASE_BUILD)CFLAGS          += -xinline=auto -xcrossfile
! $(RELEASE_BUILD)COPTIMIZE       = -xO5
  LDFLAGS                         += -dy -N misc/mac
  INC_PATH                        += -I$(UTSBASE)/common/io/bpf
  
  #
  # For now, disable these lint checks; maintainers should endeavor
--- 52,62 ----
  #
  # Overrides.
  #
  CFLAGS                          += $(CCVERBOSE)
  $(RELEASE_BUILD)CFLAGS          += -xinline=auto -xcrossfile
! $(RELEASE_BUILD)COPTIMIZE       = -_cc=-xO5 -_gcc=-O2
  LDFLAGS                         += -dy -N misc/mac
  INC_PATH                        += -I$(UTSBASE)/common/io/bpf
  
  #
  # For now, disable these lint checks; maintainers should endeavor