Squashed 'third_party/elfutils/' content from commit 555e15e
Change-Id: I61cde98949e47e5c8c09c33260de17f30921be79
git-subtree-dir: third_party/elfutils
git-subtree-split: 555e15ebe8bf1eb33d00747173cfc80cc65648a4
diff --git a/tests/dwarf_default_lower_bound.c b/tests/dwarf_default_lower_bound.c
new file mode 100644
index 0000000..d57424f
--- /dev/null
+++ b/tests/dwarf_default_lower_bound.c
@@ -0,0 +1,83 @@
+/* Test all DW_LANG constants are handled by dwarf_default_lower_bound.
+
+ Copyright (C) 2016 Red Hat, Inc.
+ This file is part of elfutils.
+
+ This file 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.
+
+ elfutils 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/>. */
+
+#ifdef HAVE_CONFIG_H
+# include <config.h>
+#endif
+
+#include <dwarf.h>
+#include ELFUTILS_HEADER(dw)
+#include "../libdw/known-dwarf.h"
+
+#include <inttypes.h>
+#include <stdio.h>
+#include <stdlib.h>
+
+static void
+test_lang (const char *name, int lang)
+{
+ Dwarf_Sword low;
+ int res = dwarf_default_lower_bound (lang, &low);
+
+ /* Assembler is special, it doesn't really have arrays. */
+ if (lang == DW_LANG_Mips_Assembler)
+ {
+ if (res == 0)
+ {
+ printf ("%s shouldn't have a known lower bound\n", name);
+ exit (-1);
+ }
+ printf ("%s: <unknown>\n", name);
+ return;
+ }
+
+ if (res != 0)
+ {
+ printf ("dwarf_default_lower_bound failed (%d) for %s\n", res, name);
+ exit (-1);
+ }
+
+ /* All currently known lower bounds are either zero or one, but
+ they don't have to. Update test once one is a different value. */
+ if (low != 0 && low != 1)
+ {
+ printf ("unexpected lower bound %" PRId64 " for %s\n", low, name);
+ exit (-1);
+ }
+
+ printf ("%s: %" PRId64 "\n", name, low);
+}
+
+int
+main (int argc __attribute__ ((unused)), char *argv[] __attribute__ ((unused)))
+{
+ Dwarf_Sword low;
+ /* Bad language code must fail. */
+ if (dwarf_default_lower_bound (-1, &low) == 0)
+ {
+ printf ("Bad lang code -1 succeeded (%" PRId64 ")\n", low);
+ exit (-1);
+ }
+
+ /* Test all known language codes. */
+#define DWARF_ONE_KNOWN_DW_LANG(NAME, CODE) test_lang (#NAME, CODE);
+ DWARF_ALL_KNOWN_DW_LANG
+#undef DWARF_ONE_KNOWN_DW_LANG
+
+ return 0;
+}