Function precision_sum

deps/v8/test/mjsunit/sin-cos.js:80–86

(array)

// We sum up in the reverse order for higher precision, as we expect the terms
// to grow smaller for x reasonably close to 0.
function precision_sum(array) {
  var result = 0;
  while (array.length > 0) {
    result += array.pop();
  }
  return result;
}

function sin(x) {
  var sign = 1;