| //@ run-pass |
| #![allow(unused_imports)] |
| //@ aux-build:lib.rs |
| |
| // Regression test for #37291. The problem was that the starting |
| // environment for a specialization check was not including the |
| // where-clauses from the impl when attempting to normalize the impl's |
| // trait-ref, so things like `<C as Foo>::Item` could not resolve, |
| // since the `C: Foo` trait bound was not included in the environment. |
| |
| extern crate lib; |
| |
| use lib::{CV, WrapperB, WrapperC}; |
| |
| fn main() { |
| let a = WrapperC(CV); |
| let b = WrapperC(CV); |
| if false { |
| let _ = a * b; |
| } |
| } |
