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CC Mode: Allow the insertion of long strings of letters in reasonable time

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This fix allows M-: (insert (make-string 1000000 ?y)) to work fast when
inserted between C++ raw string delimiters after (setq long-line-threshold
nil).

* lisp/progmodes/cc-langs.el (c-symbol-key): Replace a "*" by "\\{,1000\\}" in
a regexp.
This commit is contained in:
Alan Mackenzie 2022-08-09 10:46:21 +00:00
parent 97a54d1327
commit 7497aeff64
1 changed files with 1 additions and 1 deletions
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lisp/progmodes/cc-langs.el
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@ -850,7 +850,7 @@ This is of the form that fits inside [ ] in a regexp."
"Regexp matching identifiers and keywords (with submatch 0). Assumed
to match if `c-symbol-start' matches on the same position."
t (concat (c-lang-const c-symbol-start)
"[" (c-lang-const c-symbol-chars) "]*")
"[" (c-lang-const c-symbol-chars) "]\\{,1000\\}")
pike (concat
;; Use the value from C here since the operator backquote is
;; covered by the other alternative.