fix(signcol): update cursor when signcol changes

Fixes #14195

1 files changed, 14 insertions, 6 deletions

diff --git a/src/nvim/screen.c b/src/nvim/screen.c
index dcc4722b0d..7fafe3dd6e 100644
--- a/src/nvim/screen.c
+++ b/src/nvim/screen.c
@@ -326,6 +326,18 @@ void redraw_buf_status_later(buf_T *buf)
   }
 }
 
+void redraw_win_signcol(win_T *wp)
+{
+  // If we can compute a change in the automatic sizing of the sign column
+  // under 'signcolumn=auto:X' and signs currently placed in the buffer, better
+  // figuring it out here so we can redraw the entire screen for it.
+  int scwidth = wp->w_scwidth;
+  wp->w_scwidth = win_signcol_count(wp);
+  if (wp->w_scwidth != scwidth) {
+    changed_line_abv_curs_win(wp);
+  }
+}
+
 /// Redraw the parts of the screen that is marked for redraw.
 ///
 /// Most code shouldn't call this directly, rather use redraw_later() and
@@ -790,12 +802,6 @@ static void win_update(win_T *wp, Providers *providers)
   linenr_T mod_bot = 0;
   int save_got_int;
 
-
-  // If we can compute a change in the automatic sizing of the sign column
-  // under 'signcolumn=auto:X' and signs currently placed in the buffer, better
-  // figuring it out here so we can redraw the entire screen for it.
-  wp->w_scwidth = win_signcol_count(wp);
-
   type = wp->w_redr_type;
 
   if (type >= NOT_VALID) {
@@ -817,6 +823,8 @@ static void win_update(win_T *wp, Providers *providers)
     return;
   }
 
+  redraw_win_signcol(wp);
+
   init_search_hl(wp);
 
   /* Force redraw when width of 'number' or 'relativenumber' column