rust/tests/ui/transmutability/transmute-padding-ice.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[E0277]: `B` cannot be safely transmuted into `A`
--> $DIR/transmute-padding-ice.rs:25:40
|
LL | assert::is_maybe_transmutable::<B, A>();
| ^ The size of `B` is smaller than the size of `A`
|
note: required by a bound in `is_maybe_transmutable`
--> $DIR/transmute-padding-ice.rs:10:14
|
LL | pub fn is_maybe_transmutable<Src, Dst>()
| --------------------- required by a bound in this function
LL | where
LL | Dst: BikeshedIntrinsicFrom<
| ______________^
LL | | Src,
LL | | { Assume { alignment: true, lifetimes: true, safety: true, validity: true } },
LL | | >,
| |_________^ required by this bound in `is_maybe_transmutable`
error: aborting due to 1 previous error
For more information about this error, try `rustc --explain E0277`.