# HG changeset patch
# User Bram Moolenaar <Bram@vim.org>
# Date 1643119205 -3600
# Node ID c9a6c79998b2d24ffcc55248e32581dc28aca168
# Parent  117eb68e273ff8dc1737df692d9fe3f9256a4698
patch 8.2.4215: illegal memory access when copying lines in Visual mode

Commit: https://github.com/vim/vim/commit/dc5490e2cbc8c16022a23b449b48c1bd0083f366
Author: Bram Moolenaar <Bram@vim.org>
Date:   Tue Jan 25 13:52:53 2022 +0000

    patch 8.2.4215: illegal memory access when copying lines in Visual mode

    Problem:    Illegal memory access when copying lines in Visual mode.
    Solution:   Adjust the Visual position after copying lines.

diff --git a/src/ex_cmds.c b/src/ex_cmds.c
--- a/src/ex_cmds.c
+++ b/src/ex_cmds.c
@@ -866,6 +866,8 @@ ex_copy(linenr_T line1, linenr_T line2, 
     }
 
     appended_lines_mark(n, count);
+    if (VIsual_active)
+	check_pos(curbuf, &VIsual);
 
     msgmore((long)count);
 }
diff --git a/src/testdir/test_visual.vim b/src/testdir/test_visual.vim
--- a/src/testdir/test_visual.vim
+++ b/src/testdir/test_visual.vim
@@ -1328,5 +1328,16 @@ func Test_visual_exchange_windows()
   bwipe!
 endfunc
 
+" this was leaving the end of the Visual area beyond the end of a line
+func Test_visual_ex_copy_line()
+  new
+  call setline(1, ["aaa", "bbbbbbbbbxbb"])
+  /x
+  exe "normal ggvjfxO"
+  t0
+  normal gNU
+  bwipe!
+endfunc
+
 
 " vim: shiftwidth=2 sts=2 expandtab
diff --git a/src/version.c b/src/version.c
--- a/src/version.c
+++ b/src/version.c
@@ -751,6 +751,8 @@ static char *(features[]) =
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    4215,
+/**/
     4214,
 /**/
     4213,