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-rw-r--r--compiler/rustc_trait_selection/src/traits/query/mod.rs14
1 files changed, 14 insertions, 0 deletions
diff --git a/compiler/rustc_trait_selection/src/traits/query/mod.rs b/compiler/rustc_trait_selection/src/traits/query/mod.rs
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+//! Experimental types for the trait query interface. The methods
+//! defined in this module are all based on **canonicalization**,
+//! which makes a canonical query by replacing unbound inference
+//! variables and regions, so that results can be reused more broadly.
+//! The providers for the queries defined here can be found in
+//! `rustc_traits`.
+
+pub mod dropck_outlives;
+pub mod evaluate_obligation;
+pub mod method_autoderef;
+pub mod normalize;
+pub mod type_op;
+
+pub use rustc_middle::traits::query::*;