rust/tests/ui/const-generics/dont-evaluate-array-len-on-...

23 lines
484 B
Rust

#![feature(generic_const_exprs)]
#![allow(incomplete_features)]
// This tests that during error handling for the "trait not implemented" error
// we dont try to evaluate std::mem::size_of::<Self::Assoc> causing an ICE
struct Adt;
trait Foo {
type Assoc;
fn foo()
where
[Adt; std::mem::size_of::<Self::Assoc>()]: ,
{
<[Adt; std::mem::size_of::<Self::Assoc>()] as Foo>::bar()
//~^ Error: the trait bound
}
fn bar() {}
}
fn main() {}