ICE: expect >0 RPITITs in call to 'collect_return_position_impl_trait_in_trait_tys' #122655
Description
auto-reduced (treereduce-rust):
struct Wrapper<'rom>(T);
trait Foo {
fn bar() -> Wrapper<impl Sized>;
}
impl Foo for () {
fn bar() -> Wrapper<impl Sized>;
}
original:
struct Wrapper<'rom>(T);
//~^ ERROR cannot find type `T` in this scope
trait Foo {
fn bar() -> Wrapper<impl Sized>;
//~^ ERROR missing lifetime specifier
//~| ERROR struct takes 0 generic arguments but 1 generic argument was supplied
}
impl Foo for () {
fn bar() -> Wrapper<impl Sized>;
//~^ ERROR missing lifetime specifier
//~| ERROR struct takes 0 generic arguments but 1 generic argument was supplied
}
fn main() {}Version information
rustc 1.78.0-dev
binary: rustc
commit-hash: unknown
commit-date: unknown
host: x86_64-unknown-linux-gnu
release: 1.78.0-dev
LLVM version: 18.1.0