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Better flags

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Imbus 2025-02-05 14:47:46 +01:00
parent bcb7407ca9
commit 86973763d6
1 changed files with 6 additions and 1 deletions
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7
Makefile
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@ -9,7 +9,11 @@ MCU = atmega1284p
QEMU_MACHINE_NAME = mega QEMU_MACHINE_NAME = mega
# Compiler flags # Compiler flags
CFLAGS = -std=c2x -Wall -Wno-array-bounds -mmcu=$(MCU) -DF_CPU=16000000UL -O3 CFLAGS = -std=c99 -Wall -Wextra -Wpedantic -Wno-array-bounds -mmcu=$(MCU) \
-DF_CPU=16000000UL -O2 -fno-common -ffunction-sections -fdata-sections
# For debug
CFLAGS += -g3 -DDEBUG
# Source files # Source files
SRCS = $(wildcard *.c) SRCS = $(wildcard *.c)
@ -34,6 +38,7 @@ $(TARGET).elf: $(OBJS)
# Convert ELF to HEX # Convert ELF to HEX
$(TARGET).hex: $(TARGET).elf $(TARGET).hex: $(TARGET).elf
avr-objcopy -O ihex -R .eeprom $(TARGET).elf $(TARGET).hex avr-objcopy -O ihex -R .eeprom $(TARGET).elf $(TARGET).hex
avr-size $<
# Flash the program # Flash the program
flash: $(TARGET).hex flash: $(TARGET).hex