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diff src/popupwin.c @ 23936:a0e02766e06d v8.2.2510

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patch 8.2.2510: internal error when popup with mask is zero height or width Commit: https://github.com/vim/vim/commit/10ccfb2a17e736ace054b19dc712544b4e961671 Author: Bram Moolenaar <Bram@vim.org> Date: Sat Feb 13 21:31:18 2021 +0100 patch 8.2.2510: internal error when popup with mask is zero height or width Problem: Internal error when popup with mask is zero height or width. Solution: Bail out if width or height is zero. (closes https://github.com/vim/vim/issues/7831)
author Bram Moolenaar <Bram@vim.org>
date Sat, 13 Feb 2021 21:45:05 +0100
parents 3033dade50ca
children 0967c54ff3b2
line wrap: on
line diff
--- a/src/popupwin.c
+++ b/src/popupwin.c
@@ -3331,8 +3331,12 @@ popup_update_mask(win_T *wp, int width, 
     char_u	*cells;
     int		row, col;
 
-    if (wp->w_popup_mask == NULL)
+    if (wp->w_popup_mask == NULL || width == 0 || height == 0)
+    {
+	vim_free(wp->w_popup_mask_cells);
+	wp->w_popup_mask_cells = NULL;
 	return;
+    }
     if (wp->w_popup_mask_cells != NULL
 	    && wp->w_popup_mask_height == height
 	    && wp->w_popup_mask_width == width)