--- /dev/null
+/* This testcase is part of GDB, the GNU debugger.
+
+ Copyright 2019-2020 Free Software Foundation, Inc.
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
+
+/* The code below must remain identical to the block of code in
+ step-and-next-inline.cc. */
+
+#include <stdlib.h>
+
+struct tree
+{
+ volatile int x;
+ volatile int z;
+};
+
+#define TREE_TYPE(NODE) (*tree_check (NODE, 0))
+
+inline tree *
+tree_check (tree *t, int i)
+{
+ if (t->x != i)
+ abort();
+ tree *x = t;
+ return x;
+}