scripts/Makefile.debug

   1 DEBUG_CFLAGS    :=
   2
   3 ifdef CONFIG_DEBUG_INFO_SPLIT
   4 DEBUG_CFLAGS    += -gsplit-dwarf
   5 else
   6 DEBUG_CFLAGS    += -g
   7 endif
   8
   9 ifndef CONFIG_AS_IS_LLVM
  10 KBUILD_AFLAGS   += -Wa,-gdwarf-2
  11 endif
  12
  13 ifndef CONFIG_DEBUG_INFO_DWARF_TOOLCHAIN_DEFAULT
  14 dwarf-version-$(CONFIG_DEBUG_INFO_DWARF4) := 4
  15 dwarf-version-$(CONFIG_DEBUG_INFO_DWARF5) := 5
  16 DEBUG_CFLAGS    += -gdwarf-$(dwarf-version-y)
  17 endif
  18
  19 ifdef CONFIG_DEBUG_INFO_REDUCED
  20 DEBUG_CFLAGS    += -fno-var-tracking
  21 ifdef CONFIG_CC_IS_GCC
  22 DEBUG_CFLAGS    += -femit-struct-debug-baseonly
  23 endif
  24 endif
  25
  26 ifdef CONFIG_DEBUG_INFO_COMPRESSED
  27 DEBUG_CFLAGS    += -gz=zlib
  28 KBUILD_AFLAGS   += -gz=zlib
  29 KBUILD_LDFLAGS  += --compress-debug-sections=zlib
  30 endif
  31
  32 KBUILD_CFLAGS += $(DEBUG_CFLAGS)
  33 export DEBUG_CFLAGS