2015-08-07 17:25:23 +00:00
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// Regression test for issue #24622. The older associated types code
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// was erroneously assuming that all projections outlived the current
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// fn body, causing this (invalid) code to be accepted.
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pub trait Foo<'a> {
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2024-03-13 20:58:54 +00:00
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type Bar: Clone;
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2015-08-07 17:25:23 +00:00
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}
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2024-03-13 20:58:54 +00:00
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impl<'a, T: 'a> Foo<'a> for T {
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2015-08-07 17:25:23 +00:00
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type Bar = &'a T;
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}
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fn denormalise<'a, T>(t: &'a T) -> <T as Foo<'a>>::Bar {
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t
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}
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pub fn free_and_use<T: for<'a> Foo<'a>,
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F: for<'a> FnOnce(<T as Foo<'a>>::Bar)>(x: T, f: F) {
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let y;
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'body: loop { // lifetime annotations added for clarity
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's: loop { y = denormalise(&x); break }
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drop(x); //~ ERROR cannot move out of `x` because it is borrowed
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return f(y);
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}
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}
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pub fn main() {
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}
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