37 lines
802 B
Rust
37 lines
802 B
Rust
//@ compile-flags: -Znext-solver
|
|
// Like trait-where-clause.rs, but we are calling from a const context.
|
|
// Checking the validity of traits' where clauses happen at a later stage.
|
|
// (`rustc_const_eval` instead of `rustc_hir_analysis`) Therefore one file as a
|
|
// test is not enough.
|
|
|
|
#![feature(const_trait_impl, effects)]
|
|
#![allow(incomplete_features)]
|
|
|
|
#[const_trait]
|
|
trait Bar {}
|
|
|
|
#[const_trait]
|
|
trait Foo {
|
|
fn a();
|
|
fn b() where Self: ~const Bar;
|
|
fn c<T: ~const Bar>();
|
|
}
|
|
|
|
const fn test1<T: ~const Foo + Bar>() {
|
|
T::a();
|
|
T::b();
|
|
//~^ ERROR mismatched types
|
|
//~| ERROR the trait bound
|
|
T::c::<T>();
|
|
//~^ ERROR mismatched types
|
|
//~| ERROR the trait bound
|
|
}
|
|
|
|
const fn test2<T: ~const Foo + ~const Bar>() {
|
|
T::a();
|
|
T::b();
|
|
T::c::<T>();
|
|
}
|
|
|
|
fn main() {}
|