STAGING_SUBDIR = usr/$(GNU_TARGET_NAME)/sysroot
STAGING_DIR = $(HOST_DIR)/$(STAGING_SUBDIR)
-TARGET_OPTIMIZATION := $(call qstrip,$(BR2_TARGET_OPTIMIZATION))
-
ifeq ($(BR2_OPTIMIZE_0),y)
-TARGET_OPTIMIZATION += -O0
+TARGET_OPTIMIZATION = -O0
endif
ifeq ($(BR2_OPTIMIZE_1),y)
-TARGET_OPTIMIZATION += -O1
+TARGET_OPTIMIZATION = -O1
endif
ifeq ($(BR2_OPTIMIZE_2),y)
-TARGET_OPTIMIZATION += -O2
+TARGET_OPTIMIZATION = -O2
endif
ifeq ($(BR2_OPTIMIZE_3),y)
-TARGET_OPTIMIZATION += -O3
+TARGET_OPTIMIZATION = -O3
endif
ifeq ($(BR2_OPTIMIZE_S),y)
-TARGET_OPTIMIZATION += -Os
+TARGET_OPTIMIZATION = -Os
endif
ifeq ($(BR2_DEBUG_1),y)
TARGET_DEBUGGING = -g1