mirror of
https://github.com/rust-lang/rust
synced 2024-10-01 06:14:33 +00:00
21 lines
345 B
Rust
21 lines
345 B
Rust
pub trait Foo { fn foo<T>(&self, ext_thing: &T); }
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pub trait Bar: Foo { }
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impl<T: Foo> Bar for T { }
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pub struct Thing;
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impl Foo for Thing {
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fn foo<T>(&self, _: &T) {}
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}
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#[inline(never)]
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fn foo(b: &dyn Bar) {
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//~^ ERROR E0038
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b.foo(&0)
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}
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fn main() {
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let mut thing = Thing;
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let test: &dyn Bar = &mut thing;
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foo(test);
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}
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