bissen21/Marlin_Firmware
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reduce binary size of .hex

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still a few bytes bigger than with arduino but nothing major
This commit is contained in:
Markus Towara
2016-11-15 21:57:15 +01:00
parent 5b6e2cecf5
commit 23a675f621
1 changed files with 2 additions and 1 deletions
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3
Marlin/Makefile
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@@ -387,6 +387,7 @@ CDEBUG = -g$(DEBUG)
CWARN = -Wall -Wstrict-prototypes CWARN = -Wall -Wstrict-prototypes
CTUNING = -funsigned-char -funsigned-bitfields -fpack-struct \ CTUNING = -funsigned-char -funsigned-bitfields -fpack-struct \
-fshort-enums -w -ffunction-sections -fdata-sections \ -fshort-enums -w -ffunction-sections -fdata-sections \
-flto \
-DARDUINO=$(ARDUINO_VERSION) -DARDUINO=$(ARDUINO_VERSION)
ifneq ($(HARDWARE_MOTHERBOARD),) ifneq ($(HARDWARE_MOTHERBOARD),)
CTUNING += -DMOTHERBOARD=${HARDWARE_MOTHERBOARD} CTUNING += -DMOTHERBOARD=${HARDWARE_MOTHERBOARD}
@@ -510,7 +511,7 @@ extcoff: $(TARGET).elf
# Link: create ELF output file from library. # Link: create ELF output file from library.
$(BUILD_DIR)/$(TARGET).elf: $(OBJ) Configuration.h $(BUILD_DIR)/$(TARGET).elf: $(OBJ) Configuration.h
$(Pecho) " CXX $@" $(Pecho) " CXX $@"
$P $(CC) $(ALL_CXXFLAGS) -Wl,--gc-sections -o $@ -L. $(OBJ) $(LDFLAGS) $P $(CC) $(ALL_CXXFLAGS) -Wl,--gc-sections,--relax -o $@ -L. $(OBJ) $(LDFLAGS)
$(BUILD_DIR)/%.o: %.c Configuration.h Configuration_adv.h $(MAKEFILE) $(BUILD_DIR)/%.o: %.c Configuration.h Configuration_adv.h $(MAKEFILE)
$(Pecho) " CC $<" $(Pecho) " CC $<"