1 files changed, 130 insertions, 0 deletions
diff --git a/gdb/testsuite/gdb.python/py-nested-maps.c b/gdb/testsuite/gdb.python/py-nested-maps.c
new file mode 100644
index 0000000..94107c0
--- /dev/null
+++ b/gdb/testsuite/gdb.python/py-nested-maps.c
@@ -0,0 +1,130 @@
+/* This testcase is part of GDB, the GNU debugger.
+
+   Copyright 2019 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/>.  */
+
+#include <stdlib.h>
+#include <string.h>
+
+#define FIXED_MAP_SIZE 10
+
+struct key_t
+{
+  int a;
+  int b;
+};
+
+struct value_t
+{
+  int x;
+  int y;
+  int z;
+};
+
+struct map_t
+{
+  const char *name;
+  int length;
+  struct key_t *keys;
+  struct value_t *values;
+
+  /* This field is used only by the pretty printer.  */
+  int show_header;
+};
+
+struct map_map_t
+{
+  int length;
+  struct map_t **values;
+
+  /* This field is used only by the pretty printer.  */
+  int show_header;
+};
+
+struct map_t *
+create_map (const char *name)
+{
+  struct map_t *m = malloc (sizeof (struct map_t));
+  m->name = strdup (name);
+  m->length = 0;
+  m->keys = NULL;
+  m->values = NULL;
+  m->show_header = 0;
+}
+
+void
+add_map_element (struct map_t *m, struct key_t k, struct value_t v)
+{
+  if (m->length == 0)
+    {
+      m->keys = malloc (sizeof (struct key_t) * FIXED_MAP_SIZE);
+      m->values = malloc (sizeof (struct value_t) * FIXED_MAP_SIZE);
+    }
+
+  m->keys[m->length] = k;
+  m->values[m->length] = v;
+  m->length++;
+}
+
+struct map_map_t *
+create_map_map (void)
+{
+  struct map_map_t *mm = malloc (sizeof (struct map_map_t));
+  mm->length = 0;
+  mm->values = NULL;
+  mm->show_header = 0;
+}
+
+void
+add_map_map_element (struct map_map_t *mm, struct map_t *map)
+{
+  if (mm->length == 0)
+    mm->values = malloc (sizeof (struct map_t *) * FIXED_MAP_SIZE);
+
+  mm->values[mm->length] = map;
+  mm->length++;
+}
+
+int
+main (void)
+{
+  struct map_t *m1 = create_map ("m1");
+  struct key_t k1 = {3, 4};
+  struct key_t k2 = {4, 5};
+  struct key_t k3 = {5, 6};
+  struct key_t k4 = {6, 7};
+  struct key_t k5 = {7, 8};
+  struct key_t k6 = {8, 9};
+  struct value_t v1 = {0, 1, 2};
+  struct value_t v2 = {3, 4, 5};
+  struct value_t v3 = {6, 7, 8};
+  struct value_t v4 = {9, 0, 1};
+  struct value_t v5 = {2, 3, 4};
+  struct value_t v6 = {5, 6, 7};
+  add_map_element (m1, k1, v1);
+  add_map_element (m1, k2, v2);
+  add_map_element (m1, k3, v3);
+
+  struct map_t *m2 = create_map ("m2");
+  add_map_element (m2, k4, v4);
+  add_map_element (m2, k5, v5);
+  add_map_element (m2, k6, v6);
+
+  struct map_map_t *mm = create_map_map ();
+  add_map_map_element (mm, m1);
+  add_map_map_element (mm, m2);
+
+  return 0; /* Break here.  */
+}