src/test/ui/rfc-2632-const-trait-impl/call-generic-method-pass.rs

   1 //! Basic test for calling methods on generic type parameters in `const fn`.
   2
   3 // check-pass
   4
   5 #![feature(const_trait_impl)]
   6 #![feature(const_fn_trait_bound)]
   7
   8 struct S;
   9
  10 impl const PartialEq for S {
  11     fn eq(&self, _: &S) -> bool {
  12         true
  13     }
  14     fn ne(&self, other: &S) -> bool {
  15         !self.eq(other)
  16     }
  17 }
  18
  19 const fn equals_self<T: PartialEq>(t: &T) -> bool {
  20     *t == *t
  21 }
  22
  23 pub const EQ: bool = equals_self(&S);
  24
  25 fn main() {}