error[E0277]: the trait bound `*const usize: IntoBytes` is not satisfied --> tests/ui-nightly/transmute-ptr-to-usize.rs:20:30 | 20 | const POINTER_VALUE: usize = transmute!(&0usize as *const usize); | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ | | | the trait `IntoBytes` is not implemented for `*const usize` | required by a bound introduced by this call | = note: Consider adding `#[derive(IntoBytes)]` to `*const usize` = help: the trait `IntoBytes` is implemented for `usize` note: required by a bound in `AssertIsIntoBytes` --> tests/ui-nightly/transmute-ptr-to-usize.rs:20:30 | 20 | const POINTER_VALUE: usize = transmute!(&0usize as *const usize); | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `AssertIsIntoBytes` = note: this error originates in the macro `transmute` (in Nightly builds, run with -Z macro-backtrace for more info) error[E0277]: the trait bound `*const usize: IntoBytes` is not satisfied --> tests/ui-nightly/transmute-ptr-to-usize.rs:20:30 | 20 | const POINTER_VALUE: usize = transmute!(&0usize as *const usize); | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `IntoBytes` is not implemented for `*const usize` | = note: Consider adding `#[derive(IntoBytes)]` to `*const usize` = help: the trait `IntoBytes` is implemented for `usize` note: required by a bound in `AssertIsIntoBytes` --> tests/ui-nightly/transmute-ptr-to-usize.rs:20:30 | 20 | const POINTER_VALUE: usize = transmute!(&0usize as *const usize); | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `AssertIsIntoBytes` = note: this error originates in the macro `transmute` (in Nightly builds, run with -Z macro-backtrace for more info)