rust/tests/ui/suggestions/bound-suggestions.stderr

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error[E0277]: `impl Sized` doesn't implement `Debug`
--> $DIR/bound-suggestions.rs:9:22
|
LL | println!("{:?}", t);
| ^ `impl Sized` cannot be formatted using `{:?}` because it doesn't implement `Debug`
|
= note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
help: consider further restricting this bound
|
LL | fn test_impl(t: impl Sized + std::fmt::Debug) {
| +++++++++++++++++
error[E0277]: `T` doesn't implement `Debug`
--> $DIR/bound-suggestions.rs:15:22
|
LL | println!("{:?}", t);
| ^ `T` cannot be formatted using `{:?}` because it doesn't implement `Debug`
|
= note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
help: consider restricting type parameter `T`
|
LL | fn test_no_bounds<T: std::fmt::Debug>(t: T) {
| +++++++++++++++++
error[E0277]: `T` doesn't implement `Debug`
--> $DIR/bound-suggestions.rs:21:22
|
LL | println!("{:?}", t);
| ^ `T` cannot be formatted using `{:?}` because it doesn't implement `Debug`
|
= note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
help: consider further restricting this bound
|
LL | fn test_one_bound<T: Sized + std::fmt::Debug>(t: T) {
| +++++++++++++++++
error[E0277]: `Y` doesn't implement `Debug`
--> $DIR/bound-suggestions.rs:27:30
|
LL | println!("{:?} {:?}", x, y);
| ^ `Y` cannot be formatted using `{:?}` because it doesn't implement `Debug`
|
= note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
help: consider further restricting type parameter `Y`
|
LL | fn test_no_bounds_where<X, Y>(x: X, y: Y) where X: std::fmt::Debug, Y: std::fmt::Debug {
| ~~~~~~~~~~~~~~~~~~~~
error[E0277]: `X` doesn't implement `Debug`
--> $DIR/bound-suggestions.rs:33:22
|
LL | println!("{:?}", x);
| ^ `X` cannot be formatted using `{:?}` because it doesn't implement `Debug`
|
= note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
help: consider further restricting this bound
|
LL | fn test_one_bound_where<X>(x: X) where X: Sized + std::fmt::Debug {
| +++++++++++++++++
error[E0277]: `X` doesn't implement `Debug`
--> $DIR/bound-suggestions.rs:39:22
|
LL | println!("{:?}", x);
| ^ `X` cannot be formatted using `{:?}` because it doesn't implement `Debug`
|
= note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
2022-03-14 14:56:37 +00:00
help: consider further restricting this bound
|
2022-03-14 14:56:37 +00:00
LL | fn test_many_bounds_where<X>(x: X) where X: Sized + std::fmt::Debug, X: Sized {
| +++++++++++++++++
error[E0277]: the size for values of type `Self` cannot be known at compilation time
--> $DIR/bound-suggestions.rs:44:46
|
LL | const SIZE: usize = core::mem::size_of::<Self>();
| ^^^^ doesn't have a size known at compile-time
|
note: required by a bound in `std::mem::size_of`
--> $SRC_DIR/core/src/mem/mod.rs:LL:COL
help: consider further restricting `Self`
|
LL | trait Foo<T>: Sized {
| +++++++
error[E0277]: the size for values of type `Self` cannot be known at compilation time
--> $DIR/bound-suggestions.rs:49:46
|
LL | const SIZE: usize = core::mem::size_of::<Self>();
| ^^^^ doesn't have a size known at compile-time
|
note: required by a bound in `std::mem::size_of`
--> $SRC_DIR/core/src/mem/mod.rs:LL:COL
help: consider further restricting `Self`
|
LL | trait Bar: std::fmt::Display + Sized {
| +++++++
error[E0277]: the size for values of type `Self` cannot be known at compilation time
--> $DIR/bound-suggestions.rs:54:46
|
LL | const SIZE: usize = core::mem::size_of::<Self>();
| ^^^^ doesn't have a size known at compile-time
|
note: required by a bound in `std::mem::size_of`
--> $SRC_DIR/core/src/mem/mod.rs:LL:COL
help: consider further restricting `Self`
|
LL | trait Baz: Sized where Self: std::fmt::Display {
| +++++++
error[E0277]: the size for values of type `Self` cannot be known at compilation time
--> $DIR/bound-suggestions.rs:59:46
|
LL | const SIZE: usize = core::mem::size_of::<Self>();
| ^^^^ doesn't have a size known at compile-time
|
note: required by a bound in `std::mem::size_of`
--> $SRC_DIR/core/src/mem/mod.rs:LL:COL
help: consider further restricting `Self`
|
LL | trait Qux<T>: Sized where Self: std::fmt::Display {
| +++++++
error[E0277]: the size for values of type `Self` cannot be known at compilation time
--> $DIR/bound-suggestions.rs:64:46
|
LL | const SIZE: usize = core::mem::size_of::<Self>();
| ^^^^ doesn't have a size known at compile-time
|
note: required by a bound in `std::mem::size_of`
--> $SRC_DIR/core/src/mem/mod.rs:LL:COL
help: consider further restricting `Self`
|
LL | trait Bat<T>: std::fmt::Display + Sized {
| +++++++
error: aborting due to 11 previous errors
For more information about this error, try `rustc --explain E0277`.