patch 8.2.5016: access before start of text with a put command
Problem: Access before start of text with a put command.
Solution: Check the length is more than zero.
diff --git a/src/register.c b/src/register.c
index 5ebaa05..d5a56ae 100644
--- a/src/register.c
+++ b/src/register.c
@@ -2219,9 +2219,12 @@
len = STRLEN(y_array[y_size - 1]);
col = (colnr_T)len - lendiff;
if (col > 1)
- curbuf->b_op_end.col = col - 1
- - mb_head_off(y_array[y_size - 1],
+ {
+ curbuf->b_op_end.col = col - 1;
+ if (len > 0)
+ curbuf->b_op_end.col -= mb_head_off(y_array[y_size - 1],
y_array[y_size - 1] + len - 1);
+ }
else
curbuf->b_op_end.col = 0;
diff --git a/src/testdir/test_put.vim b/src/testdir/test_put.vim
index 0fde026..aa5aa2b 100644
--- a/src/testdir/test_put.vim
+++ b/src/testdir/test_put.vim
@@ -210,5 +210,14 @@
bwipe!
endfunc
+" this was putting a mark before the start of a line
+func Test_put_empty_register()
+ new
+ norm yy
+ norm [Pi00ggv)s0
+ sil! norm [P
+ bwipe!
+endfunc
+
" vim: shiftwidth=2 sts=2 expandtab
diff --git a/src/version.c b/src/version.c
index 4682108..250b73e 100644
--- a/src/version.c
+++ b/src/version.c
@@ -735,6 +735,8 @@
static int included_patches[] =
{ /* Add new patch number below this line */
/**/
+ 5016,
+/**/
5015,
/**/
5014,