28 lines
732 B
Rust
28 lines
732 B
Rust
#![feature(rustc_attrs)]
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// edition:2021
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// Test that any precise capture on a union is truncated because it's unsafe to do so.
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union Union {
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value: u64,
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}
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fn main() {
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let u = Union { value: 42 };
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let c = #[rustc_capture_analysis]
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//~^ ERROR: attributes on expressions are experimental
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//~| NOTE: see issue #15701 <https://github.com/rust-lang/rust/issues/15701>
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//~| NOTE: this compiler was built on YYYY-MM-DD; consider upgrading it if it is out of date
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|| {
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//~^ ERROR: First Pass analysis includes:
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//~| ERROR: Min Capture analysis includes:
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unsafe { u.value }
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//~^ NOTE: Capturing u[(0, 0)] -> ImmBorrow
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//~| NOTE: Min Capture u[] -> ImmBorrow
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};
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c();
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}
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