mirror of https://github.com/rust-lang/rust
32 lines
817 B
Rust
32 lines
817 B
Rust
// Test that moving on both sides of an `@` pattern is not allowed.
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fn main() {
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struct U; // Not copy!
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// Prevent promotion:
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fn u() -> U {
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U
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}
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let a @ b = U; //~ ERROR use of moved value
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let a @ (b, c) = (U, U); //~ ERROR use of partially moved value
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let a @ (b, c) = (u(), u()); //~ ERROR use of partially moved value
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match Ok(U) {
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a @ Ok(b) | a @ Err(b) => {} //~ ERROR use of partially moved value
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//~^ ERROR use of partially moved value
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}
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fn fun(a @ b: U) {} //~ ERROR use of moved value
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match [u(), u(), u(), u()] {
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xs @ [a, .., b] => {} //~ ERROR use of partially moved value
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}
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match [u(), u(), u(), u()] {
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xs @ [_, ys @ .., _] => {} //~ ERROR use of partially moved value
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}
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}
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