mirror of https://github.com/rust-lang/rust
22 lines
496 B
Rust
22 lines
496 B
Rust
//@ run-pass
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// This test ensures that vec.into_iter does not overconstrain element lifetime.
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pub fn main() {
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original_report();
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revision_1();
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revision_2();
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}
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fn original_report() {
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drop(vec![&()].into_iter())
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}
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fn revision_1() {
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// below is what above `vec!` expands into at time of this writing.
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drop(<[_]>::into_vec(::std::boxed::Box::new([&()])).into_iter())
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}
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fn revision_2() {
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drop((match (Vec::new(), &()) { (mut v, b) => { v.push(b); v } }).into_iter())
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}
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