bjoernager/rust
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add depth_limit in QueryVTable

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This commit is contained in:
SparrowLii 2022-08-24 09:42:12 +08:00
parent 87991d5f5d
commit cbc6bd2019
8 changed files with 82 additions and 53 deletions
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7
compiler/rustc_query_system/src/query/mod.rs
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@ -14,7 +14,7 @@ pub use self::caches::{
mod config;
pub use self::config::{QueryConfig, QueryDescription, QueryVTable};
use crate::dep_graph::{DepNodeIndex, HasDepContext, SerializedDepNodeIndex};
use crate::dep_graph::{DepContext, DepNodeIndex, HasDepContext, SerializedDepNodeIndex};
use rustc_data_structures::sync::Lock;
use rustc_data_structures::thin_vec::ThinVec;
@ -119,7 +119,12 @@ pub trait QueryContext: HasDepContext {
fn start_query<R>(
&self,
token: QueryJobId,
depth_limit: bool,
diagnostics: Option<&Lock<ThinVec<Diagnostic>>>,
compute: impl FnOnce() -> R,
) -> R;
fn depth_limit_error(&self) {
self.dep_context().sess().fatal("queries overflow the depth limit!");
}
}