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16 lines
223 B
Rust
16 lines
223 B
Rust
#![deny(dead_code)]
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union Foo {
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x: usize,
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b: bool, //~ ERROR: field `b` is never read
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_unused: u16,
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}
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fn field_read(f: Foo) -> usize {
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unsafe { f.x }
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}
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fn main() {
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let _ = field_read(Foo { x: 2 });
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}
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