ctwo: solve tof compile issue

Details:
The flag -Wno-unused-but-set-variable will cause
8450 compile error, so add a macro to diff.

Change-Id: I1938183af983c9b29ff2489c647f30601d00649d
Signed-off-by: wangdp11 <wangdp11@motorola.com>
Reviewed-on: https://gerrit.mot.com/2662655
SME-Granted: SME Approvals Granted
SLTApproved: Slta Waiver
Tested-by: Jira Key
Reviewed-by: Bolei Shang <shangbl1@lenovo.com>
Reviewed-by: <shihl5@motorola.com>
Reviewed-by: <liuzy55@motorola.com>
Reviewed-by: <chenzm8@motorola.com>
Reviewed-by: Zhenxin Xi <xizx@motorola.com>
Submit-Approved: Jira Key

drivers/input/misc/vl53L1_14_1_2/Android.mk

@@ -9,6 +9,10 @@ ifeq ($(PRODUCT_USE_PMIC_WL2864C),true)
 	KERNEL_CFLAGS += CONFIG_INPUT_MISC_PMIC_WL2864C=y
 endif
 
+ifeq ($(TOF_KERNEL_COMPILE_FIX),true)
+	KBUILD_OPTIONS += CONFIG_TOF_COMPILE_FIX=y
+endif
+
 include $(CLEAR_VARS)
 LOCAL_MODULE := stmvl53l3.ko
 LOCAL_MODULE_TAGS := optional

drivers/input/misc/vl53L1_14_1_2/Kbuild

@@ -2,7 +2,7 @@
 # Kbuild for the vl53L1 drivers.
 #
 
-EXTRA_CFLAGS += -Wall -Wno-unused-but-set-variable
+EXTRA_CFLAGS += -Wall
 EXTRA_CFLAGS += -I$(ANDROID_BUILD_TOP)/motorola/kernel/modules/include
 EXTRA_CFLAGS += -I$(ANDROID_BUILD_TOP)/motorola/kernel/modules/drivers/input/misc/vl53L1_14_1_2/inc \
 				-I$(ANDROID_BUILD_TOP)/motorola/kernel/modules/drivers/input/misc/vl53L1_14_1_2/ipp \
@@ -48,4 +48,8 @@ endif
 
 ifneq ($(filter m y,$(CONFIG_INPUT_MISC_PMIC_WL2864C)),)
 	EXTRA_CFLAGS += -DTOF_USE_PMIC_WL2864C
+endif
+
+ifneq ($(filter m y,$(CONFIG_TOF_COMPILE_FIX)),)
+	EXTRA_CFLAGS += -Wno-unused-but-set-variable
 endif