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-rw-r--r--src/fontset.c12
-rw-r--r--src/xdisp.c4
2 files changed, 14 insertions, 2 deletions
diff --git a/src/fontset.c b/src/fontset.c
index bca9452418e..c2bb8b21f26 100644
--- a/src/fontset.c
+++ b/src/fontset.c
@@ -367,8 +367,14 @@ fontset_add (Lisp_Object fontset, Lisp_Object range, Lisp_Object elt, Lisp_Objec
static int
fontset_compare_rfontdef (const void *val1, const void *val2)
{
- return (RFONT_DEF_SCORE (*(Lisp_Object *) val1)
- - RFONT_DEF_SCORE (*(Lisp_Object *) val2));
+ Lisp_Object v1 = *(Lisp_Object *) val1, v2 = *(Lisp_Object *) val2;
+ if (NILP (v1) && NILP (v2))
+ return 0;
+ else if (NILP (v1))
+ return INT_MIN;
+ else if (NILP (v2))
+ return INT_MAX;
+ return (RFONT_DEF_SCORE (v1) - RFONT_DEF_SCORE (v2));
}
/* Update a cons cell which has this form:
@@ -400,6 +406,8 @@ reorder_font_vector (Lisp_Object font_group, struct font *font)
for (i = 0; i < size; i++)
{
Lisp_Object rfont_def = AREF (vec, i);
+ if (NILP (rfont_def))
+ continue;
Lisp_Object font_def = RFONT_DEF_FONT_DEF (rfont_def);
Lisp_Object font_spec = FONT_DEF_SPEC (font_def);
int score = RFONT_DEF_SCORE (rfont_def) & 0xFF;
diff --git a/src/xdisp.c b/src/xdisp.c
index c2aa314c1ad..3c594b54add 100644
--- a/src/xdisp.c
+++ b/src/xdisp.c
@@ -31441,6 +31441,10 @@ show_mouse_face (Mouse_HLInfo *hlinfo, enum draw_glyphs_face draw)
struct window *w = XWINDOW (hlinfo->mouse_face_window);
struct frame *f = XFRAME (WINDOW_FRAME (w));
+ /* Don't bother doing anything if we are on a wrong frame. */
+ if (f != hlinfo->mouse_face_mouse_frame)
+ return;
+
if (/* If window is in the process of being destroyed, don't bother
to do anything. */
w->current_matrix != NULL