mirror of https://github.com/rust-lang/rust.git
38 lines
707 B
Rust
38 lines
707 B
Rust
//@ run-pass
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#![feature(fn_delegation)]
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#![allow(incomplete_features)]
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mod to_reuse {
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pub fn foo(x: i32) -> i32 { x }
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pub mod inner {}
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}
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reuse to_reuse::foo {{
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use self::to_reuse::foo;
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let x = foo(12);
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x + self
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}}
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trait Trait { //~ WARN trait `Trait` is never used
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fn bar(&self, x: i32) -> i32 { x }
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}
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struct F; //~ WARN struct `F` is never constructed
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impl Trait for F {}
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struct S(F); //~ WARN struct `S` is never constructed
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impl Trait for S {
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reuse <F as Trait>::bar {
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#[allow(unused_imports)]
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use self::to_reuse::{foo, inner::self};
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let x = foo(12);
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assert_eq!(x, 12);
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&self.0
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}
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}
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fn main() {
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assert_eq!(foo(12), 24);
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}
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