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24 lines
422 B
Rust
24 lines
422 B
Rust
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// check-pass
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// Regression test of #70944, should compile fine.
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use std::ops::Index;
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pub struct KeyA;
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pub struct KeyB;
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pub struct KeyC;
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pub trait Foo: Index<KeyA> + Index<KeyB> + Index<KeyC> {}
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pub trait FooBuilder {
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type Inner: Foo;
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fn inner(&self) -> &Self::Inner;
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}
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pub fn do_stuff(foo: &impl FooBuilder) {
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let inner = foo.inner();
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&inner[KeyA];
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&inner[KeyB];
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&inner[KeyC];
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}
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fn main() {}
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