39 lines
560 B
Rust
39 lines
560 B
Rust
//@ build-pass
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#![allow(incomplete_features)]
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#![feature(generic_const_exprs)]
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pub trait Foo {
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fn foo(&self);
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}
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pub struct FooImpl<const N: usize>;
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impl<const N: usize> Foo for FooImpl<N> {
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fn foo(&self) {}
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}
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pub trait Bar: 'static {
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type Foo: Foo;
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fn get() -> &'static Self::Foo;
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}
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struct BarImpl;
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impl Bar for BarImpl {
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type Foo = FooImpl<
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{
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{ 4 }
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},
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>;
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fn get() -> &'static Self::Foo {
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&FooImpl
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}
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}
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pub fn boom<B: Bar>() {
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B::get().foo();
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}
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fn main() {
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boom::<BarImpl>();
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}
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