patch 8.0.0707: freeing wrong memory with certain autocommands
Problem: Freeing wrong memory when manipulating buffers in autocommands.
(James McCoy)
Solution: Also set the w_s pointer if w_buffer was NULL.
diff --git a/src/ex_cmds.c b/src/ex_cmds.c
index 39f658a..a69a052 100644
--- a/src/ex_cmds.c
+++ b/src/ex_cmds.c
@@ -3968,8 +3968,8 @@
* <VN> We could instead free the synblock
* and re-attach to buffer, perhaps.
*/
- if (curwin->w_buffer != NULL
- && curwin->w_s == &(curwin->w_buffer->b_s))
+ if (curwin->w_buffer == NULL
+ || curwin->w_s == &(curwin->w_buffer->b_s))
curwin->w_s = &(buf->b_s);
#endif
curwin->w_buffer = buf;