1 files changed, 12 insertions, 5 deletions

diff --git a/lisp/international/fontset.el b/lisp/international/fontset.el
index aaa53d88fe5..1d53cad219b 100644
--- a/lisp/international/fontset.el
+++ b/lisp/international/fontset.el
@@ -282,6 +282,9 @@ Emacs tries to open fonts in this order."
               (cons (list fontname style-ignored size-ignored both-ignored)
                     alternate-fontname-alist))))))
 
+;; Just to avoid compiler waring.  The gloval value is never used.
+(defvar resolved-ascii-font nil)
+
 (defun x-complement-fontset-spec (xlfd-fields fontlist)
   "Complement FONTLIST for all charsets based on XLFD-FIELDS and return it.
 XLFD-FIELDS is a vector of XLFD (X Logical Font Description) fields.
@@ -289,7 +292,10 @@ FONTLIST is an alist of charsets vs the corresponding font names.
 
 Font names for charsets not listed in FONTLIST are generated from
 XLFD-FIELDS and a property of x-charset-registry of each charset
-automatically."
+automatically.
+
+By side effect, this sets `resolved-ascii-font' to the resolved name
+of ASCII font."
   (let ((charsets charset-list)
         (xlfd-fields-non-ascii (copy-sequence xlfd-fields))
         (new-fontlist nil))
@@ -330,14 +336,16 @@ automatically."
             ;; on x-charset-registry in the previous code.
             (while l
               (if (string-match (car (car l)) ascii-font)
-                  (let ((charsets (cdr (car l))))
+                  (let ((charsets (cdr (car l)))
+                        slot2)
                     (while charsets
                       (if (and (not (eq (car charsets) 'ascii))
-                               (setq slot (assq (car charsets) new-fontlist)))
-                          (setcdr slot ascii-font))
+                               (setq slot2 (assq (car charsets) new-fontlist)))
+                          (setcdr slot2 (cdr slot)))
                       (setq charsets (cdr charsets)))
                     (setq l nil))
                 (setq l (cdr l))))
+            (setq resolved-ascii-font ascii-font)
             (append fontlist new-fontlist))))))
 
 (defun fontset-name-p (fontset)
@@ -494,7 +502,6 @@ It returns a name of the created fontset."
               (or (rassoc alias fontset-alias-alist)
                   (setq fontset-alias-alist
                         (cons (cons name alias) fontset-alias-alist)))))
-        (setq resolved-ascii-font (cdr (assq 'ascii full-fontlist)))
         (setq fontset-alias-alist
               (cons (cons name resolved-ascii-font)
                     fontset-alias-alist))