File: marker-attribute-with-values.rs

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rustc 1.85.0%2Bdfsg3-1
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#![feature(marker_trait_attr)]

#[marker(always)] //~ ERROR malformed `marker` attribute
trait Marker1 {}

#[marker("never")] //~ ERROR malformed `marker` attribute
trait Marker2 {}

#[marker(key = "value")] //~ ERROR malformed `marker` attribute
trait Marker3 {}

fn main() {}