From d65c6a0bafada059e87a11a4bcd129afc16d2e5d Mon Sep 17 00:00:00 2001
From: zeertzjq <zeertzjq@outlook.com>
Date: Wed, 13 Dec 2023 06:17:50 +0800
Subject: vim-patch:9.0.2159: screenpos() may crash with neg. column (#26542)

Problem:  screenpos() may crash with neg. column
Solution: validate and correct column

closes: vim/vim#13669

https://github.com/vim/vim/commit/ec54af4e26952d954a4cc009f62c80ea01445d30
---
 src/nvim/move.c | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'src')

diff --git a/src/nvim/move.c b/src/nvim/move.c
index 12fb7d1f82..bbc3d792c0 100644
--- a/src/nvim/move.c
+++ b/src/nvim/move.c
@@ -1125,6 +1125,9 @@ void f_screenpos(typval_T *argvars, typval_T *rettv, EvalFuncData fptr)
     semsg(_(e_invalid_line_number_nr), pos.lnum);
     return;
   }
+  if (pos.col < 0) {
+    pos.col = 0;
+  }
   int row = 0;
   int scol = 0, ccol = 0, ecol = 0;
   textpos2screenpos(wp, &pos, &row, &scol, &ccol, &ecol, false);
-- 
cgit