emacs-27 1b7ab9d: Don't render XML declaration of an HTML document (bug#44348)

[Stephen Berman]

branch: emacs-27
commit 1b7ab9d0ac2edf88d8c12346a6c0c1301670f858
Author: Stephen Berman <Stephen.Berman@gmx.net>
Commit: Stephen Berman <stephen.berman@gmx.net>

    Don't render XML declaration of an HTML document (bug#44348)
    
    * lisp/net/eww.el (eww--preprocess-html): Prevent converting the
    left angle bracket in the sequence "<?" to an HTML entity.
---
 lisp/net/eww.el | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lisp/net/eww.el b/lisp/net/eww.el
index 449618b..d6f850c 100644
--- a/lisp/net/eww.el
+++ b/lisp/net/eww.el
@@ -345,7 +345,7 @@ the default EWW buffer."
       (narrow-to-region start end)
       (goto-char start)
       (let ((case-fold-search t))
-        (while (re-search-forward "<[^0-9a-z!/]" nil t)
+        (while (re-search-forward "<[^0-9a-z!?/]" nil t)
           (goto-char (match-beginning 0))
           (delete-region (point) (1+ (point)))
           (insert "&lt;"))))))