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This patch updates the error reporting when Safe Transmute is not possible between 2 types by including the reason. Also, fix some small bugs that occur when computing the `Answer` for transmutability.
19 lines
869 B
Plaintext
19 lines
869 B
Plaintext
error[E0277]: `Superset` cannot be safely transmuted into `Subset` in the defining scope of `assert::Context`
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--> $DIR/should_reject_contraction.rs:35:41
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LL | assert::is_transmutable::<Superset, Subset>();
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| ^^^^^^ At least one value of `Superset` isn't a bit-valid value of `Subset`
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note: required by a bound in `is_transmutable`
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--> $DIR/should_reject_contraction.rs:13:14
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LL | pub fn is_transmutable<Src, Dst>()
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| --------------- required by a bound in this function
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LL | where
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LL | Dst: BikeshedIntrinsicFrom<Src, Context, { Assume::SAFETY }>
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_transmutable`
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error: aborting due to previous error
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For more information about this error, try `rustc --explain E0277`.
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