mirror of
https://github.com/rust-lang/rust.git
synced 2024-11-23 15:23:46 +00:00
23 lines
372 B
Rust
23 lines
372 B
Rust
// compile-flags: -Ztrait-solver=next
|
|
// check-pass
|
|
|
|
// Checks that we don't explode when we assemble >1 candidate for a goal.
|
|
|
|
struct Wrapper<T>(T);
|
|
|
|
trait Foo {}
|
|
|
|
impl Foo for Wrapper<i32> {}
|
|
|
|
impl Foo for Wrapper<()> {}
|
|
|
|
fn needs_foo(_: impl Foo) {}
|
|
|
|
fn main() {
|
|
let mut x = Default::default();
|
|
let w = Wrapper(x);
|
|
needs_foo(w);
|
|
x = 1;
|
|
let _ = x;
|
|
}
|