hotspot/make/bsd/makefiles/gcc.make

rev 6617 : 8047734: Backout use of -Og
Reviewed-by: duke

*** 278,294 ****
    CFLAGS_WARN/os_bsd.o = $(CFLAGS_WARN/DEFAULT) -Wno-deprecated-declarations
  endif
  
  # optimization control flags (Used by fastdebug and release variants)
  OPT_CFLAGS/NOOPT=-O0
! ifeq "$(shell expr \( $(CC_VER_MAJOR) \> 4 \) \| \( \( $(CC_VER_MAJOR) = 4 \) \& \( $(CC_VER_MINOR) \>= 8 \) \))" "1"
!   # Allow basic optimizations which don't distrupt debugging. (Principally dead code elimination)
!   OPT_CFLAGS/DEBUG=-Og
! else
!   # Allow no optimizations.
!  OPT_CFLAGS/DEBUG=-O0
! endif
  OPT_CFLAGS/SIZE=-Os
  OPT_CFLAGS/SPEED=-O3
  
  ifeq ($(OS_VENDOR), Darwin)
    # use -Os by default, unless -O3 can be proved to be worth the cost, as per policy
--- 278,288 ----
    CFLAGS_WARN/os_bsd.o = $(CFLAGS_WARN/DEFAULT) -Wno-deprecated-declarations
  endif
  
  # optimization control flags (Used by fastdebug and release variants)
  OPT_CFLAGS/NOOPT=-O0
! OPT_CFLAGS/DEBUG=-O0
  OPT_CFLAGS/SIZE=-Os
  OPT_CFLAGS/SPEED=-O3
  
  ifeq ($(OS_VENDOR), Darwin)
    # use -Os by default, unless -O3 can be proved to be worth the cost, as per policy
*** 441,457 ****
    # too big object files and speed the build up a little bit
    # (see http://llvm.org/bugs/show_bug.cgi?id=7554)
    CFLAGS += -flimit-debug-info
  endif
  
! ifeq "$(shell expr \( $(CC_VER_MAJOR) \> 4 \) \| \( \( $(CC_VER_MAJOR) = 4 \) \& \( $(CC_VER_MINOR) \>= 8 \) \))" "1"
!   # Allow basic optimizations which don't distrupt debugging. (Principally dead code elimination)
!   DEBUG_CFLAGS=-Og
! else
!   # Allow no optimizations.
!   DEBUG_CFLAGS=-O0
! endif
  
  # DEBUG_BINARIES uses full -g debug information for all configs
  ifeq ($(DEBUG_BINARIES), true)
    CFLAGS += -g
  else
--- 435,446 ----
    # too big object files and speed the build up a little bit
    # (see http://llvm.org/bugs/show_bug.cgi?id=7554)
    CFLAGS += -flimit-debug-info
  endif
  
! # Allow no optimizations.
! DEBUG_CFLAGS=-O0
  
  # DEBUG_BINARIES uses full -g debug information for all configs
  ifeq ($(DEBUG_BINARIES), true)
    CFLAGS += -g
  else