mirror of https://github.com/rust-lang/rust
30 lines
493 B
Rust
30 lines
493 B
Rust
//@ run-pass
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// Test that non-method associated functions can be specialized
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#![feature(specialization)] //~ WARN the feature `specialization` is incomplete
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trait Foo {
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fn mk() -> Self;
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}
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impl<T: Default> Foo for T {
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default fn mk() -> T {
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T::default()
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}
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}
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impl Foo for Vec<u8> {
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fn mk() -> Vec<u8> {
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vec![0]
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}
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}
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fn main() {
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let v1: Vec<i32> = Foo::mk();
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let v2: Vec<u8> = Foo::mk();
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assert!(v1.len() == 0);
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assert!(v2.len() == 1);
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}
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