tests/ui/typeck/typeck-default-trait-impl-cross-crate-coherence.rs


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// aux-build:tdticc_coherence_lib.rs
#![allow(suspicious_auto_trait_impls)]

// Test that we do not consider associated types to be sendable without
// some applicable trait bound (and we don't ICE).

#![feature(negative_impls)]

extern crate tdticc_coherence_lib as lib;

use lib::DefaultedTrait;

struct A;
impl DefaultedTrait for (A,) { } //~ ERROR E0117

struct B;
impl !DefaultedTrait for (B,) { } //~ ERROR E0117

struct C;
struct D<T>(T);
impl DefaultedTrait for Box<C> { } //~ ERROR E0321
impl DefaultedTrait for lib::Something<C> { } //~ ERROR E0117
impl DefaultedTrait for D<C> { } // OK

fn main() { }