X-Git-Url: http://git.ozlabs.org/?a=blobdiff_plain;f=typesafe_cb%2Ftest%2Fcompile_fail-typesafe_cb.c;fp=typesafe_cb%2Ftest%2Fcompile_fail-typesafe_cb.c;h=d305d5fb1101fc1c3a242346f97a5218fd166744;hb=bd9f392599277acd2404688d034aa98b652ee1b7;hp=340500891fc8c62de1dac3a0928ee8d6e52c1282;hpb=246bde098d4f5ac212840a41b740297dd94e1135;p=ccan

diff --git a/typesafe_cb/test/compile_fail-typesafe_cb.c b/typesafe_cb/test/compile_fail-typesafe_cb.c
index 34050089..d305d5fb 100644
--- a/typesafe_cb/test/compile_fail-typesafe_cb.c
+++ b/typesafe_cb/test/compile_fail-typesafe_cb.c
@@ -16,10 +16,18 @@ int main(int argc, char *argv[])
 {
 #ifdef FAIL
 	int *p;
+#if !HAVE_TYPEOF||!HAVE_BUILTIN_CHOOSE_EXPR||!HAVE_BUILTIN_TYPES_COMPATIBLE_P
+#error "Unfortunately we don't fail if cast_if_type is a noop."
+#endif
 #else
 	char *p;
 #endif
 	p = NULL;
+
+	/* This should work always. */
+	register_callback(my_callback, "hello world");
+
+	/* This will fail with FAIL defined */
 	register_callback(my_callback, p);
 	return 0;
 }