rust/tests/ui/dep-graph/dep-graph-check-attr.rs
2023-01-11 09:32:08 +00:00

21 lines
621 B
Rust

// Test that using rustc_clean/dirty/if_this_changed/then_this_would_need
// are forbidden when `-Z query-dep-graph` is not enabled.
#![feature(rustc_attrs)]
#![allow(dead_code)]
#![allow(unused_variables)]
#[rustc_clean(hir_owner)] //~ ERROR attribute requires -Z query-dep-graph
fn main() {}
#[rustc_if_this_changed(hir_owner)] //~ ERROR attribute requires -Z query-dep-graph
struct Foo<T> {
f: T,
}
#[rustc_clean(hir_owner)] //~ ERROR attribute requires -Z query-dep-graph
type TypeAlias<T> = Foo<T>;
#[rustc_then_this_would_need(variances_of)] //~ ERROR attribute requires -Z query-dep-graph
trait Use<T> {}