gcc/unittests/ChangeLog:
* test-tree.c: New file.
---
gcc/unittests/test-tree.c | 102 ++++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 102 insertions(+)
create mode 100644 gcc/unittests/test-tree.c
diff --git a/gcc/unittests/test-tree.c b/gcc/unittests/test-tree.c
new file mode 100644
index 0000000..d6832d2
--- /dev/null
+++ b/gcc/unittests/test-tree.c
@@ -0,0 +1,102 @@
+/* Unit tests for GCC's tree types.
+ Copyright (C) 2015 Free Software Foundation, Inc.
+
+This file is part of GCC.
+
+GCC 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, or (at your option) any later
+version.
+
+GCC 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 GCC; see the file COPYING3. If not see
+<http://www.gnu.org/licenses/>. */
+
+#include <gtest/gtest.h>
+
+#include "config.h"
+#include "system.h"
+#include "coretypes.h"
+#include "tm.h"
+#include "opts.h"
+#include "signop.h"
+#include "hash-set.h"
+#include "fixed-value.h"
+#include "alias.h"
+#include "flags.h"
+#include "symtab.h"
+#include "tree-core.h"
+#include "stor-layout.h"
+#include "tree.h"
+#include "stringpool.h"
+#include "stor-layout.h"
+#include "rtl.h"
+#include "predict.h"
+#include "vec.h"
+#include "hashtab.h"
+#include "hash-set.h"
+#include "machmode.h"
+#include "hard-reg-set.h"
+#include "input.h"
+#include "function.h"
+#include "dominance.h"
+#include "cfg.h"
+#include "cfganal.h"
+#include "basic-block.h"
+#include "tree-ssa-alias.h"
+#include "internal-fn.h"
+#include "gimple-fold.h"
+#include "gimple-expr.h"
+#include "toplev.h"
+#include "print-tree.h"
+#include "tree-iterator.h"
+#include "gimplify.h"
+#include "tree-cfg.h"
+#include "fold-const.h"
+
+namespace {
+
+/* Verify that integer constants are sane. */
+
+TEST (tree_test, integer_constants)
+{
+ ASSERT_TRUE (integer_type_node != NULL);
+ EXPECT_TRUE (build_int_cst (integer_type_node, 0) != NULL);
+
+ tree type = integer_type_node;
+
+ tree zero = build_zero_cst (type);
+ EXPECT_EQ (INTEGER_CST, TREE_CODE (zero));
+ EXPECT_EQ (type, TREE_TYPE (zero));
+
+ tree one = build_int_cst (type, 1);
+ EXPECT_EQ (INTEGER_CST, TREE_CODE (one));
+ EXPECT_EQ (type, TREE_TYPE (zero));
+}
+
+/* Verify identifiers. */
+
+TEST (tree_test, identifiers)
+{
+ tree identifier = get_identifier ("foo");
+ EXPECT_EQ (3, IDENTIFIER_LENGTH (identifier));
+ EXPECT_STREQ ("foo", IDENTIFIER_POINTER (identifier));
+}
+
+/* Verify LABEL_DECL. */
+
+TEST (tree_test, labels)
+{
+ tree identifier = get_identifier ("err");
+ tree label_decl = build_decl (UNKNOWN_LOCATION, LABEL_DECL,
+ identifier, void_type_node);
+ EXPECT_EQ (-1, LABEL_DECL_UID (label_decl));
+ EXPECT_FALSE (FORCED_LABEL (label_decl));
+}
+
+} // anon namespace
--
1.8.5.3
