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-rw-r--r--gnulib-tests/test-nullptr.c69
1 files changed, 69 insertions, 0 deletions
diff --git a/gnulib-tests/test-nullptr.c b/gnulib-tests/test-nullptr.c
new file mode 100644
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--- /dev/null
+++ b/gnulib-tests/test-nullptr.c
@@ -0,0 +1,69 @@
+/* Test nullptr.
+ Copyright 2023 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 <https://www.gnu.org/licenses/>. */
+
+/* Written by Bruno Haible. */
+
+#include <config.h>
+
+int *my_null = nullptr;
+
+#if 0 /* not yet */
+/* Header that is supposed to define nullptr_t. */
+# include <stddef.h>
+#endif
+
+#include <stdarg.h>
+
+#include "macros.h"
+
+#if 0 /* not yet */
+
+static void
+simple_callee (nullptr_t x)
+{
+ ASSERT (x == NULL);
+}
+
+#endif
+
+static void
+varargs_callee (const char *first, ...)
+{
+ va_list args;
+ const char *arg;
+
+ ASSERT (first[0] == 't');
+ va_start (args, first);
+
+ arg = va_arg (args, const char *);
+ ASSERT (arg == NULL);
+
+ arg = va_arg (args, const char *);
+ ASSERT (arg[0] == 'f');
+
+ arg = va_arg (args, const char *);
+ ASSERT (arg == NULL);
+
+ va_end (args);
+}
+
+int
+main ()
+{
+ varargs_callee ("type", nullptr, "foo", nullptr);
+
+ return 0;
+}