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authorbors <bors@rust-lang.org>2022-09-20 16:24:36 +0000
committerbors <bors@rust-lang.org>2022-09-20 16:24:36 +0000
commitcd8cc91045281f7f1924ecc101f2c6002f6a1eee (patch)
tree0182b7899fe870cda5f528f65dc9b2064651935d /compiler/rustc_middle/src
parent4136b59b7da8866762761ed29405a5c5f58a5e3d (diff)
parentee96ae0a32d35b81103f666ea5ebd898714fa433 (diff)
downloadrust-cd8cc91045281f7f1924ecc101f2c6002f6a1eee.tar.gz
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Auto merge of #101989 - fee1-dead-contrib:const_trait_impl-assoc-caller-bounds, r=oli-obk
make projection bounds with const bounds satisfy const

Fixes #101982.
Diffstat (limited to 'compiler/rustc_middle/src')
-rw-r--r--compiler/rustc_middle/src/traits/select.rs5
1 files changed, 3 insertions, 2 deletions
diff --git a/compiler/rustc_middle/src/traits/select.rs b/compiler/rustc_middle/src/traits/select.rs
index 53af3e90534..6bcdfd6394a 100644
--- a/compiler/rustc_middle/src/traits/select.rs
+++ b/compiler/rustc_middle/src/traits/select.rs
@@ -119,8 +119,9 @@ pub enum SelectionCandidate<'tcx> {
 
     /// This is a trait matching with a projected type as `Self`, and we found
     /// an applicable bound in the trait definition. The `usize` is an index
-    /// into the list returned by `tcx.item_bounds`.
-    ProjectionCandidate(usize),
+    /// into the list returned by `tcx.item_bounds`. The constness is the
+    /// constness of the bound in the trait.
+    ProjectionCandidate(usize, ty::BoundConstness),
 
     /// Implementation of a `Fn`-family trait by one of the anonymous types
     /// generated for an `||` expression.