pcre2el.el:1042:13:Warning: looking-back called with 1 argument, but requires 2-3

[NetMage]

In rxt-toggle-elisp-rx: pcre2el.el:1042:13:Warning: looking-back called with 1 argument, but requires 2-3

Need to add nil to the call to looking-back to indicate no limit:

((looking-back "\"" nil) (backward-sexp))