(font_clear_prop): If clearing the family, clear the font width index

too.

1 files changed, 7 insertions, 1 deletions

diff --git a/src/font.c b/src/font.c
index 3cb48e3df7c..b7f4c42fc62 100644
--- a/src/font.c
+++ b/src/font.c
@@ -3083,7 +3083,13 @@ font_clear_prop (attrs, prop)
   if (prop == FONT_FAMILY_INDEX || prop == FONT_FOUNDRY_INDEX)
     {
       if (prop == FONT_FAMILY_INDEX)
-        ASET (font, FONT_FOUNDRY_INDEX, Qnil);
+        {
+          ASET (font, FONT_FOUNDRY_INDEX, Qnil);
+          /* If we are setting the font family, we must also clear
+             FONT_WIDTH_INDEX to avoid rejecting families that lack
+             support for some widths.  */
+          ASET (font, FONT_WIDTH_INDEX, Qnil);
+        }
       ASET (font, FONT_ADSTYLE_INDEX, Qnil);
       ASET (font, FONT_REGISTRY_INDEX, Qnil);
       ASET (font, FONT_SIZE_INDEX, Qnil);