24 lines
640 B
Rust
24 lines
640 B
Rust
// Test that we propagate *all* requirements to the caller, not just the first
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// one.
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fn once<S, T, U, F: FnOnce(S, T) -> U>(f: F, s: S, t: T) -> U {
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f(s, t)
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}
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pub fn dangle() -> &'static [i32] {
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let other_local_arr = [0, 2, 4];
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let local_arr = other_local_arr;
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let mut out: &mut &'static [i32] = &mut (&[1] as _);
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once(|mut z: &[i32], mut out_val: &mut &[i32]| {
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// We unfortunately point to the first use in the closure in the error
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// message
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z = &local_arr; //~ ERROR
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*out_val = &local_arr;
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}, &[] as &[_], &mut *out);
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*out
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}
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fn main() {
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println!("{:?}", dangle());
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}
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