X-Git-Url: http://git.ozlabs.org/?p=ccan;a=blobdiff_plain;f=ccan%2Ftlist%2Ftest%2Fcompile_fail-tlist_tail.c;fp=ccan%2Ftlist%2Ftest%2Fcompile_fail-tlist_tail.c;h=ab43ae90d38ca7ac2312e26343d54358416659e8;hp=0000000000000000000000000000000000000000;hb=c89f34afdc6c2a98c75130470ea0b7f531a3cfe0;hpb=9a83a074ce88154bc96e871868ed481cb1c31fe7

diff --git a/ccan/tlist/test/compile_fail-tlist_tail.c b/ccan/tlist/test/compile_fail-tlist_tail.c
new file mode 100644
index 00000000..ab43ae90
--- /dev/null
+++ b/ccan/tlist/test/compile_fail-tlist_tail.c
@@ -0,0 +1,35 @@
+#include <ccan/tlist/tlist.h>
+
+TLIST_TYPE(children, struct child);
+
+struct child {
+	const char *name;
+	struct list_node list;
+};
+
+struct cousin {
+	const char *name;
+	struct list_node list;
+};
+
+int main(int argc, char *argv[])
+{
+	struct tlist_children children;
+	struct child child = { "child" };
+	void *c;
+
+	tlist_init(&children);
+	tlist_add(&children, &child, list);
+
+	c = tlist_tail(&children,
+#ifdef FAIL
+#if !HAVE_FLEXIBLE_ARRAY_MEMBER
+#error Need flexible array members to check type
+#endif
+		      struct cousin,
+#else
+		      struct child,
+#endif
+		      list);
+	return 0;
+}