rust/tests/ui/traits/new-solver/winnow-specializing-impls.rs

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2023-07-04 13:06:41 -05:00
// build-pass
// compile-flags: -Ztrait-solver=next
// Tests that the specializing impl `<() as Foo>` holds during codegen.
#![feature(min_specialization)]
trait Foo {
fn bar();
}
impl<T> Foo for T {
default fn bar() {}
}
impl Foo for () {
fn bar() {}
}
fn main() {
<() as Foo>::bar();
}