mirror of https://github.com/rust-lang/rust
22 lines
484 B
Rust
22 lines
484 B
Rust
trait UnsafeCopy<'a, T: Copy>
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where
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for<'b> <Self as UnsafeCopy<'b, T>>::Item: std::ops::Deref<Target = T>,
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{
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type Item;
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fn bug(item: &Self::Item) -> () {
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let x: T = **item;
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&x as *const _;
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}
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}
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impl<T: Copy + std::ops::Deref> UnsafeCopy<'_, T> for T {
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type Item = T;
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//~^ type mismatch resolving `<T as Deref>::Target == T`
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}
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pub fn main() {
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<&'static str>::bug(&"");
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//~^ type mismatch resolving `<&str as Deref>::Target == &str`
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}
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