\unset ECHO 1 Overflowing double is truthy "yes" 2 Overflowing double is not falsey "" 3 Overflowing double keeps exact precision "10000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000" 4 Underflowing double is truthy "yes" 5 Underflowing double is not falsey "" 6 Zero is falsey "" 7 Zero triggers inverted section "no" 8 Negative zero is falsey "" 9 Compare against overflowing double does not error "" 10 Ordered compare against overflowing double does not error ""