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vim-patch:8.0.1228: invalid memory access in GUI test

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Problem:    Invalid memory access in GUI test.
Solution:   Check that the row is not outside of the screen.
0e19fc07e7
This commit is contained in:
Jan Edmund Lazo 2018-08-24 20:37:55 -04:00
parent cba3025c43
commit 59b53e7bc7
1 changed files with 5 additions and 1 deletions
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6
src/nvim/screen.c
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@ -1448,7 +1448,11 @@ static void win_update(win_T *wp)
wp->w_lines[idx].wl_lnum = lnum;
wp->w_lines[idx].wl_valid = true;
if (row > wp->w_height) { // past end of screen
// Past end of the window or end of the screen. Note that after
// resizing wp->w_height may be end up too big. That's a problem
// elsewhere, but prevent a crash here.
if (row > wp->w_height || row + wp->w_winrow >= Rows) {
// we may need the size of that too long line later on
if (dollar_vcol == -1) {
wp->w_lines[idx].wl_size = plines_win(wp, lnum, true);