1 files changed, 24 insertions, 0 deletions
diff --git a/lib/ccan/array_size/test/compile_fail-function-param.c b/lib/ccan/array_size/test/compile_fail-function-param.c
new file mode 100644
index 00000000000..cb64d984247
--- /dev/null
+++ b/lib/ccan/array_size/test/compile_fail-function-param.c
@@ -0,0 +1,24 @@
+#include <ccan/array_size/array_size.h>
+#include <stdlib.h>
+
+struct foo {
+	unsigned int a, b;
+};
+
+int check_parameter(const struct foo array[4]);
+int check_parameter(const struct foo array[4])
+{
+#ifdef FAIL
+	return (ARRAY_SIZE(array) == 4);
+#if !HAVE_TYPEOF || !HAVE_BUILTIN_TYPES_COMPATIBLE_P
+#error "Unfortunately we don't fail if _array_size_chk is a noop."
+#endif
+#else
+	return sizeof(array) == 4 * sizeof(struct foo);
+#endif
+}
+
+int main(int argc, char *argv[])
+{
+	return check_parameter(NULL);
+}