src/test/ui/coherence/re-rebalance-coherence-default-generic-associated-type.rs

   1 // run-pass
   2 // aux-build:re_rebalance_coherence_lib-rpass.rs
   3
   4 #![allow(dead_code)]
   5 // check that a generic type with a default value from an associated type can be used without
   6 // specifying the value, and without invoking coherence errors.
   7
   8 extern crate re_rebalance_coherence_lib_rpass as lib;
   9 use lib::*;
  10
  11 struct MyString {}
  12
  13 impl LibToOwned for MyString {
  14     type Owned = String;
  15 }
  16
  17 impl PartialEq<MyString> for LibCow<MyString> {
  18     fn eq(&self, _other: &MyString) -> bool {
  19         // Test that the default type is used.
  20         let _s: &String = &self.o;
  21
  22         false
  23     }
  24 }
  25
  26 fn main() {}