Auto merge of #13695 - detrumi:chalk-update, r=Veykril

Update Chalk to version 87

Changes:
- Support new `tuple_trait` lang item ([chalk#782](rust-lang/chalk#782))
- Removed empty lifetime ([chalk#783](rust-lang/chalk#783))

Author: bors

Cargo.lock

@@ -18,10 +18,10 @@ ena = "0.14.0"
 tracing = "0.1.35"
 rustc-hash = "1.1.0"
 scoped-tls = "1.0.0"
-chalk-solve = { version = "0.86.0", default-features = false }
-chalk-ir = "0.86.0"
-chalk-recursive = { version = "0.86.0", default-features = false }
-chalk-derive = "0.86.0"
+chalk-solve = { version = "0.87.0", default-features = false }
+chalk-ir = "0.87.0"
+chalk-recursive = { version = "0.87.0", default-features = false }
+chalk-derive = "0.87.0"
 la-arena = { version = "0.3.0", path = "../../lib/la-arena" }
 once_cell = "1.15.0"
 typed-arena = "2.0.1"

crates/hir-ty/Cargo.toml

@@ -568,6 +568,7 @@ fn well_known_trait_from_lang_attr(name: &str) -> Option<WellKnownTrait> {
         "sized" => WellKnownTrait::Sized,
         "unpin" => WellKnownTrait::Unpin,
         "unsize" => WellKnownTrait::Unsize,
+        "tuple_trait" => WellKnownTrait::Tuple,
         _ => return None,
     })
 }
@@ -585,6 +586,7 @@ fn lang_attr_from_well_known_trait(attr: WellKnownTrait) -> &'static str {
         WellKnownTrait::FnOnce => "fn_once",
         WellKnownTrait::Generator => "generator",
         WellKnownTrait::Sized => "sized",
+        WellKnownTrait::Tuple => "tuple_trait",
         WellKnownTrait::Unpin => "unpin",
         WellKnownTrait::Unsize => "unsize",
     }

crates/hir-ty/src/chalk_db.rs

@@ -1098,7 +1098,6 @@ impl HirDisplay for LifetimeData {
                 write!(f, "{}", param_data.name)
             }
             LifetimeData::Static => write!(f, "'static"),
-            LifetimeData::Empty(_) => Ok(()),
             LifetimeData::Erased => Ok(()),
             LifetimeData::Phantom(_, _) => Ok(()),
         }