CFLAGS := $(patsubst -mfunction-return=%,,$(CFLAGS))
CFLAGS := $(patsubst -fstack-clash-protection,,$(CFLAGS))
CFLAGS := $(patsubst -fcf-protection,,$(CFLAGS))
CFLAGS := $(patsubst -mfunction-return=%,,$(CFLAGS))
CFLAGS := $(patsubst -fstack-clash-protection,,$(CFLAGS))
CFLAGS := $(patsubst -fcf-protection,,$(CFLAGS))