The only way to get line numbers is to define a window.onerror method:
window.onerror = function (message, url, lineNo)
{
console.log('Error: ' + message + '\n' + 'Line Number: ' + lineNo);
return true;
}
console.log(window);
console.log(1=2);
But even then, IE breaks on the error, so it's rather useless.