Fix display of text decorations in the mode line

This is considered a temporary fix until the cause of
fringe-overwriting underlines is established.

* src/xterm.c (x_draw_glyph_string): Don't constrain decorations
if the row is a tab or modeline.

1 files changed, 3 insertions, 1 deletions

diff --git a/src/xterm.c b/src/xterm.c
index 80cf80f7d8e..4925ecb6d3f 100644
--- a/src/xterm.c
+++ b/src/xterm.c
@@ -4126,7 +4126,9 @@ x_draw_glyph_string (struct glyph_string *s)
       area_max_x = area_x + area_width - 1;
 
       decoration_width = s->width;
-      if (area_max_x < (s->x + decoration_width - 1))
+      if (!s->row->mode_line_p
+          && !s->row->tab_line_p
+          && area_max_x < (s->x + decoration_width - 1))
         decoration_width -= (s->x + decoration_width - 1) - area_max_x;
 
       /* Draw relief if not yet drawn.  */