27 lines
417 B
Rust
27 lines
417 B
Rust
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//! check that const eval can observe associated types of opaque types.
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//@ check-pass
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trait MyTrait: Copy {
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const ASSOC: usize;
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}
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impl MyTrait for u8 {
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const ASSOC: usize = 32;
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}
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const fn yeet() -> impl MyTrait {
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0u8
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}
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const fn output<T: MyTrait>(_: T) -> usize {
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<T as MyTrait>::ASSOC
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}
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#[repr(usize)]
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enum Foo {
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Bar = output(yeet()),
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}
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fn main() {
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println!("{}", Foo::Bar as usize);
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}
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