about summary refs log tree commit diff
path: root/compiler/rustc_middle/src/traits/solve/inspect.rs
diff options
context:
space:
mode:
Diffstat (limited to 'compiler/rustc_middle/src/traits/solve/inspect.rs')
-rw-r--r--compiler/rustc_middle/src/traits/solve/inspect.rs2
1 files changed, 2 insertions, 0 deletions
diff --git a/compiler/rustc_middle/src/traits/solve/inspect.rs b/compiler/rustc_middle/src/traits/solve/inspect.rs
index 2ddcb8aab25..9e944899026 100644
--- a/compiler/rustc_middle/src/traits/solve/inspect.rs
+++ b/compiler/rustc_middle/src/traits/solve/inspect.rs
@@ -153,6 +153,8 @@ pub enum ProbeKind<'tcx> {
     /// do a probe to find out what projection type(s) may be used to prove that
     /// the source type upholds all of the target type's object bounds.
     UpcastProjectionCompatibility,
+    /// Looking for param-env candidates that satisfy the trait ref for a projection.
+    ShadowedEnvProbing,
     /// Try to unify an opaque type with an existing key in the storage.
     OpaqueTypeStorageLookup { result: QueryResult<'tcx> },
 }