diff options
Diffstat (limited to 'lib/ccan/typesafe_cb/test/compile_fail-cast_if_any.c')
-rw-r--r-- | lib/ccan/typesafe_cb/test/compile_fail-cast_if_any.c | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/lib/ccan/typesafe_cb/test/compile_fail-cast_if_any.c b/lib/ccan/typesafe_cb/test/compile_fail-cast_if_any.c new file mode 100644 index 0000000000..dfb51167ff --- /dev/null +++ b/lib/ccan/typesafe_cb/test/compile_fail-cast_if_any.c @@ -0,0 +1,42 @@ +#include <ccan/typesafe_cb/typesafe_cb.h> +#include <stdlib.h> + +struct foo { + int x; +}; + +struct bar { + int x; +}; + +struct baz { + int x; +}; + +struct any { + int x; +}; + +struct other { + int x; +}; + +static void take_any(struct any *any) +{ +} + +int main(int argc, char *argv[]) +{ +#ifdef FAIL + struct other +#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 + struct foo +#endif + *arg = NULL; + take_any(cast_if_any(struct any *, arg, arg, + struct foo *, struct bar *, struct baz *)); + return 0; +} |