bjoernager/rust
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This commit is contained in:
John Kåre Alsaker 2023-03-26 12:24:44 +02:00
parent 453e919c37
commit 6d99dd9189
6 changed files with 19 additions and 25 deletions
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9
compiler/rustc_query_impl/src/lib.rs
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@ -45,12 +45,11 @@ pub use on_disk_cache::OnDiskCache;
mod profiling_support;
pub use self::profiling_support::alloc_self_profile_query_strings;
trait QueryToConfig<'tcx>: 'tcx {
type Value;
type Config: QueryConfig<QueryCtxt<'tcx>>;
/// This is implemented per query and restoring query values from their erased state.
trait QueryConfigRestored<'tcx>: QueryConfig<QueryCtxt<'tcx>> + Default {
type RestoredValue;
fn config(qcx: QueryCtxt<'tcx>) -> Self::Config;
fn restore(value: <Self::Config as QueryConfig<QueryCtxt<'tcx>>>::Value) -> Self::Value;
fn restore(value: <Self as QueryConfig<QueryCtxt<'tcx>>>::Value) -> Self::RestoredValue;
}
rustc_query_append! { define_queries! }