| // revisions: a b c re_a re_b re_c |
| |
| #![cfg_attr(any(re_a, re_b, re_c), feature(re_rebalance_coherence))] |
| |
| // aux-build:coherence_lib.rs |
| |
| // Test that the `Pair` type reports an error if it contains type |
| // parameters, even when they are covered by local types. This test |
| // was originally intended to test the opposite, but the rules changed |
| // with RFC 1023 and this became illegal. |
| |
| extern crate coherence_lib as lib; |
| use lib::{Remote,Pair}; |
| |
| pub struct Cover<T>(T); |
| |
| #[cfg(any(a, re_a))] |
| impl<T> Remote for Pair<T,Cover<T>> { } |
| //[a]~^ ERROR E0210 |
| //[re_a]~^^ ERROR E0117 |
| |
| #[cfg(any(b, re_b))] |
| impl<T> Remote for Pair<Cover<T>,T> { } |
| //[b]~^ ERROR E0210 |
| //[re_b]~^^ ERROR E0117 |
| |
| #[cfg(any(c, re_c))] |
| impl<T,U> Remote for Pair<Cover<T>,U> { } |
| //[c]~^ ERROR type parameter `T` must be used as the type parameter for some local type |
| //[re_c]~^^ ERROR E0117 |
| |
| fn main() { } |
