diff --git a/src/test/incremental/cyclic-trait-hierarchy.rs b/src/test/incremental/cyclic-trait-hierarchy.rs new file mode 100644 index 0000000000000..4102eb32580f0 --- /dev/null +++ b/src/test/incremental/cyclic-trait-hierarchy.rs @@ -0,0 +1,14 @@ +// Adapated from rust-lang/rust#58813 + +// revisions: rpass1 cfail2 + +#[cfg(rpass1)] +pub trait T2 { } +#[cfg(cfail2)] +pub trait T2: T1 { } +//[cfail2]~^ ERROR cycle detected when computing the supertraits of `T2` +//[cfail2]~| ERROR cycle detected when computing the supertraits of `T2` + +pub trait T1: T2 { } + +fn main() { }