bug#22029: 25.1.50; etags/tag search seems to fail

[jpff]

It does not appear fixed  Pulled just now, remade TAGS file just in
case, and tried the identical test.  I get

Debugger entered--Lisp error: (cl-no-applicable-method xref-backend-definitions 
nil "PVSINI")
  signal(cl-no-applicable-method (xref-backend-definitions nil "PVSINI"))
  cl-no-applicable-method([cl-struct-cl--generic xref-backend-definitions ((1 
[cl-struct-cl--generic-generalizer cl--generic-t-generalizer 0 #[385 "\300\207" 
[nil] 3 "\n\n(fn NAME &rest _)"] #[385 "\300\207" [(t)] 3 "\n\n(fn TAG &rest 
_)"]]) (0 [cl-struct-cl--generic-generalizer cl--generic-eql-generalizer 100 
#[385 "\300\301BB\207" [gethash (cl--generic-eql-used)] 5 "\n\n(fn NAME &rest 
_)"] #[385 "
\242\300=\205       
C\207" [eql] 4 "\n\n(fn TAG &rest _)"]] 
[cl-struct-cl--generic-generalizer cl--generic-t-generalizer 0 #[385 "\300\207" 
[nil] 3 "\n\n(fn NAME &rest _)"] #[385 "\300\207" [(t)] 3 "\n\n(fn TAG &rest 
_)"]])) ([cl-struct-cl--generic-method ((eql elisp) t) nil nil #[514 
"\300\301!\210\302
!\211\205\303
!\207" [require find-func intern-soft 
elisp--xref-find-definitions] 5 "\n\n(fn BACKEND IDENTIFIER)"]]) nil] nil 
"PVSINI")
  apply(cl-no-applicable-method [cl-struct-cl--generic xref-backend-definitions 
((1 [cl-struct-cl--generic-generalizer cl--generic-t-generalizer 0 #[385 
"\300\207" [nil] 3 "\n\n(fn NAME &rest _)"] #[385 "\300\207" [(t)] 3 "\n\n(fn 
TAG &rest _)"]]) (0 [cl-struct-cl--generic-generalizer 
cl--generic-eql-generalizer 100 #[385 "\300\301BB\207" [gethash 
(cl--generic-eql-used)] 5 "\n\n(fn NAME &rest _)"] #[385 "
\242\300=\205 

C\207" [eql] 4 "\n\n(fn TAG &rest _)"]] [cl-struct-cl--generic-generalizer 
cl--generic-t-generalizer 0 #[385 "\300\207" [nil] 3 "\n\n(fn NAME &rest _)"] 
#[385 "\300\207" [(t)] 3 "\n\n(fn TAG &rest _)"]])) 
([cl-struct-cl--generic-method ((eql elisp) t) nil nil #[514 
"\300\301!\210\302
!\211\205\303
!\207" [require find-func intern-soft 
elisp--xref-find-definitions] 5 "\n\n(fn BACKEND IDENTIFIER)"]]) nil] (nil 
"PVSINI"))
  #[128 "\301\302\300#\207" [[cl-struct-cl--generic xref-backend-definitions 
((1 [cl-struct-cl--generic-generalizer cl--generic-t-generalizer 0 #[385 
"\300\207" [nil] 3 "\n\n(fn NAME &rest _)"] #[385 "\300\207" [...] 3 "\n\n(fn 
TAG &rest _)"]]) (0 [cl-struct-cl--generic-generalizer 
cl--generic-eql-generalizer 100 #[385 "\300\301BB\207" [gethash ...] 5 
"\n\n(fn NAME &rest _)"] #[385 "
\242\300=\205      
C\207" [eql] 4 "\n\n(fn 
TAG &rest _)"]] [cl-struct-cl--generic-generalizer cl--generic-t-generalizer 0 
#[385 "\300\207" [nil] 3 "\n\n(fn NAME &rest _)"] #[385 "\300\207" [...] 3 
"\n\n(fn TAG &rest _)"]])) ([cl-struct-cl--generic-method ((eql elisp) t) nil 
nil #[514 "\300\301!\210\302
!\211\205\303
!\207" [require find-func 
intern-soft elisp--xref-find-definitions] 5 "\n\n(fn BACKEND IDENTIFIER)"]]) 
nil] apply cl-no-applicable-method] 5 "\n\n(fn &rest ARGS)"](nil "PVSINI")
  apply(#[128 "\301\302\300#\207" [[cl-struct-cl--generic 
xref-backend-definitions ((1 [cl-struct-cl--generic-generalizer 
cl--generic-t-generalizer 0 #[385 "\300\207" [nil] 3 "\n\n(fn NAME &rest _)"] 
#[385 "\300\207" [...] 3 "\n\n(fn TAG &rest _)"]]) (0 
[cl-struct-cl--generic-generalizer cl--generic-eql-generalizer 100 #[385 
"\300\301BB\207" [gethash ...] 5 "\n\n(fn NAME &rest _)"] #[385 
"
\242\300=\205        
C\207" [eql] 4 "\n\n(fn TAG &rest _)"]] 
[cl-struct-cl--generic-generalizer cl--generic-t-generalizer 0 #[385 "\300\207" 
[nil] 3 "\n\n(fn NAME &rest _)"] #[385 "\300\207" [...] 3 "\n\n(fn TAG &rest 
_)"]])) ([cl-struct-cl--generic-method ((eql elisp) t) nil nil #[514 
"\300\301!\210\302
!\211\205\303
!\207" [require find-func intern-soft 
elisp--xref-find-definitions] 5 "\n\n(fn BACKEND IDENTIFIER)"]]) nil] apply 
cl-no-applicable-method] 5 "\n\n(fn &rest ARGS)"] nil "PVSINI")
  xref-backend-definitions(nil "PVSINI")
  xref--find-xrefs("PVSINI" definitions "PVSINI" nil)
  xref--find-definitions("PVSINI" nil)
  xref-find-definitions("PVSINI")
  funcall-interactively(xref-find-definitions "PVSINI")
  call-interactively(xref-find-definitions nil nil)
  command-execute(xref-find-definitions)



==John ffitch