DEBUG_CFLAGS := ifdef CONFIG_DEBUG_INFO_SPLITDEBUG_CFLAGS += -gsplit-dwarfelseDEBUG_CFLAGS += -gendif ifndef CONFIG_AS_IS_LLVMKBUILD_AFLAGS += -Wa,-gdwarf-2endif ifndef CONFIG_DEBUG_INFO_DWARF_TOOLCHAIN_DEFAULTdwarf-version-$(CONFIG_DEBUG_INFO_DWARF4) := 4dwarf-version-$(CONFIG_DEBUG_INFO_DWARF5) := 5DEBUG_CFLAGS += -gdwarf-$(dwarf-version-y)endif ifdef CONFIG_DEBUG_INFO_REDUCEDDEBUG_CFLAGS += -fno-var-trackingifdef CONFIG_CC_IS_GCCDEBUG_CFLAGS += -femit-struct-debug-baseonlyendifendif ifdef CONFIG_DEBUG_INFO_COMPRESSEDDEBUG_CFLAGS += -gz=zlibKBUILD_AFLAGS += -gz=zlibKBUILD_LDFLAGS += --compress-debug-sections=zlibendif KBUILD_CFLAGS += $(DEBUG_CFLAGS)export DEBUG_CFLAGS
DEBUG_CFLAGS :=
ifdef CONFIG_DEBUG_INFO_SPLIT
DEBUG_CFLAGS += -gsplit-dwarf
else
DEBUG_CFLAGS += -g
endif
ifndef CONFIG_AS_IS_LLVM
KBUILD_AFLAGS += -Wa,-gdwarf-2
endif
ifndef CONFIG_DEBUG_INFO_DWARF_TOOLCHAIN_DEFAULT
dwarf-version-$(CONFIG_DEBUG_INFO_DWARF4) := 4
dwarf-version-$(CONFIG_DEBUG_INFO_DWARF5) := 5
DEBUG_CFLAGS += -gdwarf-$(dwarf-version-y)
endif
ifdef CONFIG_DEBUG_INFO_REDUCED
DEBUG_CFLAGS += -fno-var-tracking
ifdef CONFIG_CC_IS_GCC
DEBUG_CFLAGS += -femit-struct-debug-baseonly
endif
endif
ifdef CONFIG_DEBUG_INFO_COMPRESSED
DEBUG_CFLAGS += -gz=zlib
KBUILD_AFLAGS += -gz=zlib
KBUILD_LDFLAGS += --compress-debug-sections=zlib
endif
KBUILD_CFLAGS += $(DEBUG_CFLAGS)
export DEBUG_CFLAGS