rust/tests/ui/rfcs/rfc-2632-const-trait-impl/call-generic-method-chain.rs

29 lines
522 B
Rust

//! Basic test for calling methods on generic type parameters in `const fn`.
//@ check-pass
#![feature(const_trait_impl, effects)]
struct S;
impl const PartialEq for S {
fn eq(&self, _: &S) -> bool {
true
}
fn ne(&self, other: &S) -> bool {
!self.eq(other)
}
}
const fn equals_self<T: ~const PartialEq>(t: &T) -> bool {
*t == *t
}
const fn equals_self_wrapper<T: ~const PartialEq>(t: &T) -> bool {
equals_self(t)
}
pub const EQ: bool = equals_self_wrapper(&S);
fn main() {}