7:56:06scymtymdougk_: re https://bugs.launchpad.net/sbcl/+bug/1761947 : as i said, i like the approach. i suggest splitting of the WITH-COMPILATION-UNIT change into a separate commit (for bisecting etc.). the NAME-RESERVED-BY-ANSI-P check in SUMMARIZE-COMPILATION-UNIT could probably use a clause for :class since the same argument as for :type should apply
7:59:58scymtymin the list of potential fixes, the second one does not consider non-standard specializers which would result in forms not matching the pattern (find-class 'NAME)