14 lines
285 B
Rust
14 lines
285 B
Rust
fn flatten<'a, 'b, T>(x: &'a &'b T) -> &'a T {
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x
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}
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fn main() {
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let mut x = "original";
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let y = &x;
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let z = &y;
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let w = flatten(z);
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x = "modified";
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//~^ ERROR cannot assign to `x` because it is borrowed [E0506]
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println!("{}", w); // prints "modified"
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}
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