34 lines
696 B
Rust
34 lines
696 B
Rust
//@ check-pass
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// Test that we can call methods from const trait impls inside of generic const items.
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#![feature(generic_const_items, const_trait_impl, effects)]
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#![allow(incomplete_features)]
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#![crate_type = "lib"]
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const CREATE<T: const Create>: T = T::create();
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pub const K0: i32 = CREATE::<i32>;
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pub const K1: i32 = CREATE; // arg inferred
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#[const_trait]
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trait Create {
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fn create() -> Self;
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}
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impl const Create for i32 {
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fn create() -> i32 {
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4096
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}
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}
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trait Mod { // doesn't need to be a `#[const_trait]`
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const CREATE<T: const Create>: T;
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}
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impl Mod for () {
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const CREATE<T: const Create>: T = T::create();
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}
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pub const K2: i32 = <() as Mod>::CREATE::<i32>;
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