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diff src/ops.c @ 4005:65ef7c96d65f v7.3.757

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updated for version 7.3.757 Problem: Issue 96: May access freed memory when a put command triggers autocommands. (Dominique Pelle) Solution: Call u_save() before getting y_array.
author Bram Moolenaar <bram@vim.org>
date Wed, 12 Dec 2012 16:11:36 +0100
parents 063765c3cebb
children 3fd805ca2a6a
line wrap: on
line diff
--- a/src/ops.c
+++ b/src/ops.c
@@ -3351,6 +3351,12 @@ do_put(regname, dir, count, flags)
 	    return;
     }
 
+#ifdef FEAT_AUTOCMD
+    /* Autocommands may be executed when saving lines for undo, which may make
+     * y_array invalid.  Start undo now to avoid that. */
+    u_save(curwin->w_cursor.lnum, curwin->w_cursor.lnum + 1);
+#endif
+
     if (insert_string != NULL)
     {
 	y_type = MCHAR;