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21 lines
584 B
Rust
21 lines
584 B
Rust
// run-pass
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#![allow(dead_code)]
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// Issue #2263.
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// Here, `f` is a function that takes a pointer `x` and a function
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// `g`, where `g` requires its argument `y` to be in the same region
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// that `x` is in.
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// pretty-expanded FIXME #23616
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fn has_same_region(f: Box<dyn for<'a> FnMut(&'a isize, Box<dyn FnMut(&'a isize)>)>) {
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// `f` should be the type that `wants_same_region` wants, but
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// right now the compiler complains that it isn't.
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wants_same_region(f);
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}
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fn wants_same_region(_f: Box<dyn for<'b> FnMut(&'b isize, Box<dyn FnMut(&'b isize)>)>) {
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}
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pub fn main() {
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}
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