if [ $(uname -m) != "riscv64" ]; then
  function compile_and_run() {
    riscv64-linux-gnu-gcc-12 -static $1.s -o $1.elf &&
    qemu-riscv64 $1.elf < ../boot.c > $2.s
    return $?
  }
else
  function compile_and_run() {
    gcc $1.s -o $1.elf &&
    ./$1.elf < ../boot.c > $2.s
    return $?
  }
fi

mkdir -p build && cd build && 
gcc ../boot.c -o gcc.elf && 
./gcc.elf < ../boot.c > boot1.s && 
compile_and_run boot1 boot2 &&
compile_and_run boot2 boot3 
cmp --silent boot1.s boot2.s && echo "boot1.s == boot2.s" || echo "boot1.s != boot2.s"
cmp --silent boot2.s boot3.s && echo "boot2.s == boot3.s" || echo "boot2.s != boot3.s"
cmp --silent boot1.s boot3.s && echo "boot1.s == boot3.s" || echo "boot1.s != boot3.s"