5196 The cw wrapper restricts gcc to -O2

*** 18,27 ****
--- 18,28 ----
  #
  # CDDL HEADER END
  #
  
  #
+ # Copyright 2014 Gary Mills
  # Copyright (c) 2010, Oracle and/or its affiliates. All rights reserved.
  #
  
  PLATFORM =      sun4v
  
*** 32,42 ****
  
  include         $(SRC)/lib/Makefile.lib
  
  AS_CPPFLAGS +=  -D__STDC__ -D_ASM -DPIC -D_REENTRANT -D$(MACH)
  ASFLAGS +=      $(AS_PICFLAGS) -P
! CFLAGS +=       $(CCVERBOSE) -xO5 -xbuiltin=%all -dalign
  CERRWARN +=     -_gcc=-Wno-parentheses
  CERRWARN +=     -_gcc=-Wno-uninitialized
  CERRWARN +=     -_gcc=-Wno-unused-variable
  CERRWARN +=     -_gcc=-Wno-unused-function
  CPPFLAGS +=     -D$(PLATFORM) -I$(CRYPTODIR) -I$(UTSDIR) \
--- 33,45 ----
  
  include         $(SRC)/lib/Makefile.lib
  
  AS_CPPFLAGS +=  -D__STDC__ -D_ASM -DPIC -D_REENTRANT -D$(MACH)
  ASFLAGS +=      $(AS_PICFLAGS) -P
! COPTFLAG =      $(ADJUST_OPT2) -_cc=-xO5 -_gcc=-O2
! COPTFLAG64 =    $(ADJUST_OPT2) -_cc=-xO5 -_gcc=-O2
! CFLAGS +=       $(CCVERBOSE) -xbuiltin=%all -dalign
  CERRWARN +=     -_gcc=-Wno-parentheses
  CERRWARN +=     -_gcc=-Wno-uninitialized
  CERRWARN +=     -_gcc=-Wno-unused-variable
  CERRWARN +=     -_gcc=-Wno-unused-function
  CPPFLAGS +=     -D$(PLATFORM) -I$(CRYPTODIR) -I$(UTSDIR) \