rust/tests/ui/const-generics/adt_const_params/unsizing-wfcheck-issue-1262...

29 lines
740 B
Rust

// This ensures we don't ICE in situations like rust-lang/rust#126272.
#![feature(adt_const_params)]
#![allow(incomplete_features)]
use std::marker::ConstParamTy;
#[derive(Debug, PartialEq, Eq, ConstParamTy)]
//~^ ERROR the trait `ConstParamTy_`
//~| ERROR the trait `ConstParamTy_`
struct Foo {
nested: &'static Bar<dyn std::fmt::Debug>,
//~^ ERROR the size for values
//~| ERROR the size for values
//~| ERROR binary operation `==` cannot
//~| ERROR the trait bound `dyn Debug: Eq`
//~| ERROR the size for values
}
#[derive(Debug, PartialEq, Eq, ConstParamTy)]
struct Bar<T>(T);
struct Test<const F: Foo>;
fn main() {
let x: Test<{ Foo { nested: &Bar(4) } }> = Test;
//~^ ERROR the size for values
}