patch 8.0.1575: crash when using virtual replace
Problem: Crash when using virtual replace.
Solution: Adjust orig_line_count. Add more tests. (Christian Brabandt)
diff --git a/src/edit.c b/src/edit.c
index 423ccea..21941cb 100644
--- a/src/edit.c
+++ b/src/edit.c
@@ -8907,7 +8907,17 @@
|| do_join(2, FALSE, TRUE, FALSE, FALSE) == FAIL)
vim_beep(BO_BS);
else
+ {
curwin->w_cursor.col = temp;
+#ifdef FEAT_VREPLACE
+ /* Adjust orig_line_count in case more lines have been deleted than
+ * have been added. That makes sure, that open_line() later
+ * can access all buffer lines correctly */
+ if (State & VREPLACE_FLAG &&
+ orig_line_count > curbuf->b_ml.ml_line_count)
+ orig_line_count = curbuf->b_ml.ml_line_count;
+#endif
+ }
}
else if (del_char(FALSE) == FAIL) /* delete char under cursor */
vim_beep(BO_BS);