patch 8.2.1511: putting a string in Visual block mode ignores multi-byte

Problem:    Putting a string in Visual block mode ignores multi-byte
            characters.
Solution:   Adjust the column for Visual block mode. (closes #6767)
diff --git a/src/testdir/test_visual.vim b/src/testdir/test_visual.vim
index f286ba9..3243eb0 100644
--- a/src/testdir/test_visual.vim
+++ b/src/testdir/test_visual.vim
@@ -922,4 +922,13 @@
   close!
 endfunc
 
+func Test_visual_put_in_block()
+  new
+  call setline(1, ['xxxx', 'y∞yy', 'zzzz'])
+  normal 1G2yl
+  exe "normal 1G2l\<C-V>jjlp"
+  call assert_equal(['xxxx', 'y∞xx', 'zzxx'], getline(1, 3))
+  bwipe!
+endfunc
+
 " vim: shiftwidth=2 sts=2 expandtab