# HG changeset patch
# User Christian Brabandt <cb@256bit.org>
# Date 1503171003 -7200
# Node ID 782a06ba21872f55bf86be744cf22ba08f2b537a
# Parent  b3ef304e33e08c1f5ebfa070ec2bd53917fda8a5
patch 8.0.0968: crash when switching terminal modes

commit https://github.com/vim/vim/commit/77ac9b5c62b35e90df35fc0bfdee57636cedb144
Author: Bram Moolenaar <Bram@vim.org>
Date:   Sat Aug 19 21:23:05 2017 +0200

    patch 8.0.0968: crash when switching terminal modes

    Problem:    Crash when switching terminal modes. (Nikolai Pavlov)
    Solution:   Check that there are scrollback lines.

diff --git a/src/terminal.c b/src/terminal.c
--- a/src/terminal.c
+++ b/src/terminal.c
@@ -1037,14 +1037,13 @@ term_enter_job_mode()
 
     /* Remove the terminal contents from the scrollback and the buffer. */
     gap = &term->tl_scrollback;
-    while (curbuf->b_ml.ml_line_count > term->tl_scrollback_scrolled)
+    while (curbuf->b_ml.ml_line_count > term->tl_scrollback_scrolled
+							    && gap->ga_len > 0)
     {
 	ml_delete(curbuf->b_ml.ml_line_count, FALSE);
 	line = (sb_line_T *)gap->ga_data + gap->ga_len - 1;
 	vim_free(line->sb_cells);
 	--gap->ga_len;
-	if (gap->ga_len == 0)
-	    break;
     }
     check_cursor();
 
diff --git a/src/version.c b/src/version.c
--- a/src/version.c
+++ b/src/version.c
@@ -770,6 +770,8 @@ static char *(features[]) =
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    968,
+/**/
     967,
 /**/
     966,