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minimal/Makefile: Enable gc-sections to remove unused code.

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This commit is contained in:
Damien George 2017-07-19 12:21:52 +10:00
parent 205c368fa1
commit a6bec53177
1 changed files with 5 additions and 7 deletions
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12
minimal/Makefile
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@ -22,23 +22,21 @@ DFU = ../tools/dfu.py
PYDFU = ../tools/pydfu.py
CFLAGS_CORTEX_M4 = -mthumb -mtune=cortex-m4 -mabi=aapcs-linux -mcpu=cortex-m4 -mfpu=fpv4-sp-d16 -mfloat-abi=hard -fsingle-precision-constant -Wdouble-promotion
CFLAGS = $(INC) -Wall -Werror -std=c99 -nostdlib $(CFLAGS_CORTEX_M4) $(COPT)
LDFLAGS = -nostdlib -T stm32f405.ld -Map=$@.map --cref --gc-sections
else
LD = gcc
CFLAGS = -m32 $(INC) -Wall -Werror -std=c99 $(COPT)
LDFLAGS = -m32 -Wl,-Map=$@.map,--cref -Wl,--gc-sections
endif
#Debugging/Optimization
# Tune for Debugging or Optimization
ifeq ($(DEBUG), 1)
CFLAGS += -O0 -ggdb
else
CFLAGS += -Os -DNDEBUG
CFLAGS += -fdata-sections -ffunction-sections
endif
ifeq ($(CROSS), 1)
LDFLAGS = -nostdlib -T stm32f405.ld -Map=$@.map --cref
else
LD = gcc
LDFLAGS = -m32 -Wl,-Map=$@.map,--cref
endif
LIBS =
SRC_C = \