OBJCOPY ?= objcopy
CFLAGS += -g -Wall -O2 -pipe
LDFLAGS += -Wl,-z,relro
LDFLAGS += -Wl,-O1
LDFLAGS += -Wl,--enable-new-dtags
LDFLAGS += -Wl,--hash-style=both
#LDFLAGS += -Wl,--disable-new-dtags
#LDFLAGS += -Wl,--hash-style=sysv

def:
	$(MAKE) clean all

all: foo.dbg
	$(OBJCOPY) --strip-debug foo
	$(OBJCOPY) --add-gnu-debuglink=foo.dbg foo

foo.dbg: foo
	$(OBJCOPY) --only-keep-debug foo foo.dbg

clean:
	rm -f foo foo.dbg

.PHONY: all clean