_try_cc() {
	local out="$1"
	shift
	local infile
	infile=$(mktemp --suffix .c)
	cat > "$infile"
	ccache hash_dir=false \
		"${CC:-cc}" -o "$out" "$infile" "$@"
	code=$?
	rm "$infile" || :
	return $?
}

cash() {
	local out
	out=$(mktemp)
	_try_cc "$out" "$@" || {
		code=$?
		echo 'Error: compilation failed' >&2
		rm "$out" || :
		return "$code"
	}
	echo "$out"
}