26 lines
501 B
Rust
26 lines
501 B
Rust
use std::ops::AddAssign;
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struct Int(i32);
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impl AddAssign for Int {
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fn add_assign(&mut self, _: Int) {
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unimplemented!()
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}
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}
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fn main() {
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let mut x = Int(1);
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x //~ error: use of moved value: `x`
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//~^ value used here after move
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+=
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x; //~ value moved here
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let y = Int(2);
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//~^ HELP make this binding mutable
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//~| SUGGESTION mut y
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y //~ error: cannot borrow immutable local variable `y` as mutable
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//~| cannot borrow
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+=
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Int(1);
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}
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