Merge pull request #133 from darconeous/pull-requests/cpu-avr-gc-sections

cpu/avr: Make sure that GCC removes all unused symbols.
This commit is contained in:
Nicolas Tsiftes 2013-03-07 12:52:24 -08:00
commit a8dc74bda8

View file

@ -106,6 +106,15 @@ endif
LDFLAGS += -mmcu=$(MCU) -Wl,-Map=contiki-$(TARGET).map \
-Wl,--section-start=.bootloader=$(BOOTLOADER_START)
SMALL ?= 1
### These flags help significantly reduce the code size
ifeq ($(SMALL),1)
CFLAGS += -ffunction-sections
CFLAGS += -fdata-sections
LDFLAGS += -Wl,--gc-sections
endif # SMALL
### Setup directory search path for source files
CONTIKI_TARGET_DIRS_CONCAT = ${addprefix $(CONTIKI)/platform/$(TARGET)/, \