See also https://www.nhplace.com/kent/Papers/Exceptional-Situations-1990.html for background on errors in Lisp. You can't call a thing that could signal an error "just" to cause it do that, because normal code will not use the function in that way.
See also https:/ /www.nhplace. com/kent/ Papers/ Exceptional- Situations- 1990.html for background on errors in Lisp. You can't call a thing that could signal an error "just" to cause it do that, because normal code will not use the function in that way.