I see a lot of testsuite errors with cmucl 20a and current maxima cvs,
but everything passes with cmucl 19e. One example:
Maxima 5.20post http://maxima.sourceforge.net
using Lisp CMU Common Lisp 20a (20A Unicode)
Distributed under the GNU Public License. See the file COPYING.
Dedicated to the memory of William Schelter.
The function bug_report() provides bug reporting information.
(%i1) gamma(%i + 1),numer;
(%o1) .05857848392174492 %i + .6088393503436675
Maxima 5.20post http://maxima.sourceforge.net
using Lisp CMU Common Lisp 19e (19E)
Distributed under the GNU Public License. See the file COPYING.
Dedicated to the memory of William Schelter.
The function bug_report() provides bug reporting information.
(%i1) gamma(%i + 1),numer;
(%o1) .4980156681183558 - .1549498283018108 %i