14 lines
331 B
Rust
14 lines
331 B
Rust
fn want_slice(v: &[int]) -> int {
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let mut sum = 0;
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for vec::each(v) |i| { sum += *i; }
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return sum;
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}
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fn has_mut_vec(+v: @~[mut int]) -> int {
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want_slice(*v) //~ ERROR illegal borrow unless pure
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//~^ NOTE impure due to access to impure function
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}
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fn main() {
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assert has_mut_vec(@~[mut 1, 2, 3]) == 6;
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} |