src/test/ui/feature-gate-universal.stderr - third_party/rust - Git at Google

 error[E0658]: `impl Trait` in argument position is experimental (see issue #34511)
   --> $DIR/feature-gate-universal.rs:13:11
    |
 13 | fn foo(x: impl std::fmt::Debug) { print!("{:?}", x); }
    |           ^^^^^^^^^^^^^^^^^^^^
    |
    = help: add #![feature(universal_impl_trait)] to the crate attributes to enable

 error: aborting due to previous error
	error[E0658]: `impl Trait` in argument position is experimental (see issue #34511)
	--> $DIR/feature-gate-universal.rs:13:11
	\|
	13 \| fn foo(x: impl std::fmt::Debug) { print!("{:?}", x); }
	\| ^^^^^^^^^^^^^^^^^^^^
	\|
	= help: add #![feature(universal_impl_trait)] to the crate attributes to enable

	error: aborting due to previous error