build.sh

#!/usr/bin/env bash
set -e

script_dir=$(cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd)
build_dir="$script_dir/build"

mkdir -p "$build_dir"
cd "$build_dir"

c3c compile --use-stdlib=no --emit-llvm ../main.c3
llc -march=avr -mcpu=atmega328p -filetype=obj main.ll -o main.o
avr-gcc -mmcu=atmega328p main.o -o main.elf
avr-objcopy -O ihex -R .eeprom main.elf main.hex