rust/tests/ui/transmutability/malformed-program-gracefulness/unknown_src_field.stderr
Jack Wrenn 23ab1bda92 safe transmute: revise safety analysis
Migrate to a simplified safety analysis that does not use visibility.

Closes https://github.com/rust-lang/project-safe-transmute/issues/15
2024-02-27 16:22:32 +00:00

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error[E0412]: cannot find type `Missing` in this scope
--> $DIR/unknown_src_field.rs:18:27
|
LL | #[repr(C)] struct Dst(Missing);
| ^^^^^^^ not found in this scope
error[E0277]: `Src` cannot be safely transmuted into `Dst`
--> $DIR/unknown_src_field.rs:19:36
|
LL | assert::is_transmutable::<Src, Dst>();
| ^^^ `Dst` has an unknown layout
|
note: required by a bound in `is_transmutable`
--> $DIR/unknown_src_field.rs:12:14
|
LL | pub fn is_transmutable<Src, Dst>()
| --------------- required by a bound in this function
LL | where
LL | Dst: BikeshedIntrinsicFrom<Src>
| ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
error: aborting due to 2 previous errors
Some errors have detailed explanations: E0277, E0412.
For more information about an error, try `rustc --explain E0277`.