error[E0277]: the size for values of type `T` cannot be known at compilation time --> $DIR/removal-of-multiline-trait-bound-in-where-clause.rs:3:16 | LL | fn foo(foo: Wrapper) | - ^^^^^^^^^^ doesn't have a size known at compile-time | | | this type parameter needs to be `Sized` | note: required by a bound in `Wrapper` --> $DIR/removal-of-multiline-trait-bound-in-where-clause.rs:1:16 | LL | struct Wrapper(T); | ^ required by this bound in `Wrapper` help: you could relax the implicit `Sized` bound on `T` if it were used through indirection like `&T` or `Box` --> $DIR/removal-of-multiline-trait-bound-in-where-clause.rs:1:16 | LL | struct Wrapper(T); | ^ - ...if indirection were used here: `Box` | | | this could be changed to `T: ?Sized`... help: consider removing the `?Sized` bound to make the type parameter `Sized` | LL - where LL - T LL - : LL - ? LL - Sized | error[E0277]: the size for values of type `T` cannot be known at compilation time --> $DIR/removal-of-multiline-trait-bound-in-where-clause.rs:14:16 | LL | fn bar(foo: Wrapper) | - ^^^^^^^^^^ doesn't have a size known at compile-time | | | this type parameter needs to be `Sized` | note: required by a bound in `Wrapper` --> $DIR/removal-of-multiline-trait-bound-in-where-clause.rs:1:16 | LL | struct Wrapper(T); | ^ required by this bound in `Wrapper` help: you could relax the implicit `Sized` bound on `T` if it were used through indirection like `&T` or `Box` --> $DIR/removal-of-multiline-trait-bound-in-where-clause.rs:1:16 | LL | struct Wrapper(T); | ^ - ...if indirection were used here: `Box` | | | this could be changed to `T: ?Sized`... help: consider removing the `?Sized` bound to make the type parameter `Sized` | LL - where T: ?Sized | error[E0277]: the size for values of type `T` cannot be known at compilation time --> $DIR/removal-of-multiline-trait-bound-in-where-clause.rs:21:16 | LL | fn qux(foo: Wrapper) | - ^^^^^^^^^^ doesn't have a size known at compile-time | | | this type parameter needs to be `Sized` | note: required by a bound in `Wrapper` --> $DIR/removal-of-multiline-trait-bound-in-where-clause.rs:1:16 | LL | struct Wrapper(T); | ^ required by this bound in `Wrapper` help: you could relax the implicit `Sized` bound on `T` if it were used through indirection like `&T` or `Box` --> $DIR/removal-of-multiline-trait-bound-in-where-clause.rs:1:16 | LL | struct Wrapper(T); | ^ - ...if indirection were used here: `Box` | | | this could be changed to `T: ?Sized`... help: consider removing the `?Sized` bound to make the type parameter `Sized` | LL - where LL - T: ?Sized | error: aborting due to 3 previous errors For more information about this error, try `rustc --explain E0277`.