# HG changeset patch
# User Bram Moolenaar <Bram@vim.org>
# Date 1544740206 -3600
# Node ID 7713ceb8c5931803a7f5a1bac9598db871738482
# Parent  0ea0a6a7d0993df05790d985a029761e5c84fde0
patch 8.1.0581: double free without the text properties feature

commit https://github.com/vim/vim/commit/ca79a5fc3b383dcfc8ed2077688ea69dafadc6e7
Author: Bram Moolenaar <Bram@vim.org>
Date:   Thu Dec 13 23:16:36 2018 +0100

    patch 8.1.0581: double free without the text properties feature

    Problem:    Double free without the text properties feature.
    Solution:   Reset the dirty flag.

diff --git a/src/memline.c b/src/memline.c
--- a/src/memline.c
+++ b/src/memline.c
@@ -3176,9 +3176,9 @@ ml_replace_len(linenr_T lnum, char_u *li
     {
 	// another line is buffered, flush it
 	ml_flush_line(curbuf);
+	curbuf->b_ml.ml_flags &= ~ML_LINE_DIRTY;
 
 #ifdef FEAT_TEXT_PROP
-	curbuf->b_ml.ml_flags &= ~ML_LINE_DIRTY;
 	if (has_any_text_properties(curbuf))
 	    // Need to fetch the old line to copy over any text properties.
 	    ml_get_buf(curbuf, lnum, TRUE);
diff --git a/src/version.c b/src/version.c
--- a/src/version.c
+++ b/src/version.c
@@ -800,6 +800,8 @@ static char *(features[]) =
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    581,
+/**/
     580,
 /**/
     579,