X-Git-Url: https://git.ozlabs.org/?a=blobdiff_plain;f=ccan%2Ftcon%2Ftest%2Fcompile_ok-container.c;fp=ccan%2Ftcon%2Ftest%2Fcompile_ok-container.c;h=9493c4dcc855ab9c375e445d1ea15605bf43407d;hb=cd2d09063cdfb0e730e7d3c344c85716d3217028;hp=0000000000000000000000000000000000000000;hpb=7a4e71c4180eaecc8799c050eeb052b0de8cf302;p=ccan

diff --git a/ccan/tcon/test/compile_ok-container.c b/ccan/tcon/test/compile_ok-container.c
new file mode 100644
index 00000000..9493c4dc
--- /dev/null
+++ b/ccan/tcon/test/compile_ok-container.c
@@ -0,0 +1,35 @@
+#include <stdlib.h>
+
+#include <ccan/tcon/tcon.h>
+#include <ccan/build_assert/build_assert.h>
+#include <ccan/tap/tap.h>
+
+struct inner {
+	int inner_val;
+};
+
+struct outer {
+	int outer_val;
+	struct inner inner;
+};
+
+struct info_base {
+	char *infop;
+};
+
+struct info_tcon {
+	struct info_base base;
+	TCON(TCON_CONTAINER(concan, struct outer, inner));
+};
+
+int main(int argc, char *argv[])
+{
+	/* Const should work! */
+	const struct outer *ovar;
+	struct outer *o;
+	struct info_tcon info;
+
+	o = tcon_container_of(&info, fi, &ovar->inner);
+	return (o == ovar);
+}
+