37 lines
1.7 KiB
Rust
37 lines
1.7 KiB
Rust
// Copyright 2024 The Fuchsia Authors
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//
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// Licensed under a BSD-style license <LICENSE-BSD>, Apache License, Version 2.0
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// <LICENSE-APACHE or https://www.apache.org/licenses/LICENSE-2.0>, or the MIT
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// license <LICENSE-MIT or https://opensource.org/licenses/MIT>, at your option.
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// This file may not be copied, modified, or distributed except according to
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// those terms.
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include!("../include.rs");
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use util::{NotZerocopy, AU16};
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use zerocopy::try_transmute_ref;
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fn main() {}
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fn ref_dst_mutable() {
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// `try_transmute_ref!` requires that its destination type be an immutable
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// reference.
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let _: Result<&mut u8, _> = try_transmute_ref!(&0u8);
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//~[msrv, stable, nightly]^ ERROR: mismatched types
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//~[msrv, stable, nightly]^^ ERROR: mismatched types
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// `try_transmute_ref` requires that the source type implements `Immutable`
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// and `IntoBytes`
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let dst_not_try_from_bytes: Result<&NotZerocopy, _> = try_transmute_ref!(&AU16(0));
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//~[msrv, stable, nightly]^ ERROR: the trait bound `NotZerocopy: TryFromBytes` is not satisfied
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//~[msrv, stable, nightly]^^ ERROR: the trait bound `NotZerocopy: TryFromBytes` is not satisfied
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//~[msrv, stable, nightly]^^^ ERROR: the trait bound `NotZerocopy: TryFromBytes` is not satisfied
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//~[msrv, stable, nightly]^^^^ ERROR: the trait bound `NotZerocopy: Immutable` is not satisfied
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// `try_transmute_ref` requires that the source type implements `Immutable`
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// and `IntoBytes`
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let src_not_into_bytes: Result<&AU16, _> = try_transmute_ref!(&NotZerocopy(AU16(0)));
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//~[msrv, stable, nightly]^ ERROR: the trait bound `NotZerocopy<AU16>: IntoBytes` is not satisfied
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//~[msrv, stable, nightly]^^ ERROR: the trait bound `NotZerocopy<AU16>: Immutable` is not satisfied
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}
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