Patch 8.1.1395
Problem: Saving for undo may access invalid memory. (Dominique Pelle)
Solution: Set ml_line_len also when returning a constant string.
Files: src/memline.c, src/testdir/test_textprop.vim
*** ../vim-8.1.1394/src/memline.c 2019-05-24 18:48:36.766128461 +0200
--- src/memline.c 2019-05-25 22:08:30.059817878 +0200
***************
*** 2573,2585 ****
}
errorret:
STRCPY(IObuff, "???");
return IObuff;
}
! if (lnum <= 0) /* pretend line 0 is line 1 */
lnum = 1;
! if (buf->b_ml.ml_mfp == NULL) /* there are no lines */
return (char_u *)"";
/*
* See if it is the same line as requested last time.
--- 2573,2589 ----
}
errorret:
STRCPY(IObuff, "???");
+ buf->b_ml.ml_line_len = 4;
return IObuff;
}
! if (lnum <= 0) // pretend line 0 is line 1
lnum = 1;
! if (buf->b_ml.ml_mfp == NULL) // there are no lines
! {
! buf->b_ml.ml_line_len = 1;
return (char_u *)"";
+ }
/*
* See if it is the same line as requested last time.
*** ../vim-8.1.1394/src/testdir/test_textprop.vim 2019-05-24
21:22:25.672809688 +0200
--- src/testdir/test_textprop.vim 2019-05-25 22:00:13.638251158 +0200
***************
*** 766,771 ****
--- 766,780 ----
new
call prop_add(1, 1, {'type': 'comment'})
close
+ call prop_type_delete('comment')
+ endfunc
+
+ " Adding a text property to an empty buffer and then editing another
+ func Test_textprop_empty_buffer_next()
+ call prop_type_add("xxx", {})
+ call prop_add(1, 1, {"type": "xxx"})
+ next X
+ call prop_type_delete('xxx')
endfunc
func Test_textprop_remove_from_buf()
*** ../vim-8.1.1394/src/version.c 2019-05-25 21:52:25.096355509 +0200
--- src/version.c 2019-05-25 22:09:37.191480883 +0200
***************
*** 769,770 ****
--- 769,772 ----
{ /* Add new patch number below this line */
+ /**/
+ 1395,
/**/
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