bug#21422: 25.0.50; apropos-library on libraries using cl-def{generic,method} fails

[Mark Oteiza <mvoteiza@udel.edu>]

On 05/09/15 at 12:58am, Mark Oteiza wrote:
> 
> From emacs -Q:
> 
> M-x apropos-library RET cl-generic RET
> 
> Debugger entered--Lisp error: (wrong-type-argument symbolp (cl-generic-generalizers (head eql)))
>   apropos-symbols-internal((cl--generic-typeof-generalizer cl--generic-typeof-types cl--generic-struct-generalizer cl--generic-struct-specializers cl--generic$
>   apropos-library("cl-generic")
>   funcall-interactively(apropos-library "cl-generic")
>   call-interactively(apropos-library record nil)
>   command-execute(apropos-library record)
>   execute-extended-command(nil "apropos-library" nil)
>   funcall-interactively(execute-extended-command nil "apropos-library" nil)
>   call-interactively(execute-extended-command nil nil)
>   command-execute(execute-extended-command)
> 
> I came across this because doing M-. on a function defined with
> cl-defgeneric and cl-defmethod doesn't go to the definition, just the
> top of the library, so apropos-library was my backup. I don't know if
> the xref behavior should be a separate report.

cl-generic is used pretty widely, and apropos-library fails on libraries
using it. Could this be marked to be fixed before release?