* doc/lispref/display.texi (Size of Displayed Text): * lisp/emacs-lisp/subr-x.el (string-glyph-split): Document a caveat (bug#79576).
* doc/lispref/display.texi (Size of Displayed Text): * lisp/emacs-lisp/subr-x.el (string-glyph-split): Document a caveat (bug#79576).