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authorMatthias Krüger <matthias.krueger@famsik.de>2025-02-07 18:26:25 +0100
committerGitHub <noreply@github.com>2025-02-07 18:26:25 +0100
commitcbd44d799800257146d0baa6ec56d9c8a8835b88 (patch)
tree58522189010c0fe5ebecc6e730a37628f936efca /compiler/rustc_feature
parent64e06c0f5578829373743884b708d494136c3e8f (diff)
parent491599569c081985d6cc3eb4ab55d692e380e938 (diff)
downloadrust-cbd44d799800257146d0baa6ec56d9c8a8835b88.tar.gz
rust-cbd44d799800257146d0baa6ec56d9c8a8835b88.zip
Rollup merge of #134367 - WaffleLapkin:trait_upcasting_as_a_treat, r=compiler-errors
Stabilize `feature(trait_upcasting)`

This feature was "done" for a while now, I think it's finally time to stabilize it! Stabilization report: https://github.com/rust-lang/rust/pull/134367#issuecomment-2545839841.
cc reference PR: https://github.com/rust-lang/reference/pull/1622.

Closes #65991 (tracking issue), closes #89460 (the lint is no longer future incompat).

r? compiler-errors
Diffstat (limited to 'compiler/rustc_feature')
-rw-r--r--compiler/rustc_feature/src/accepted.rs3
-rw-r--r--compiler/rustc_feature/src/unstable.rs3
2 files changed, 3 insertions, 3 deletions
diff --git a/compiler/rustc_feature/src/accepted.rs b/compiler/rustc_feature/src/accepted.rs
index 6c431086414..822cf4982b5 100644
--- a/compiler/rustc_feature/src/accepted.rs
+++ b/compiler/rustc_feature/src/accepted.rs
@@ -400,6 +400,9 @@ declare_features! (
     /// Allows `#[track_caller]` to be used which provides
     /// accurate caller location reporting during panic (RFC 2091).
     (accepted, track_caller, "1.46.0", Some(47809)),
+    /// Allows dyn upcasting trait objects via supertraits.
+    /// Dyn upcasting is casting, e.g., `dyn Foo -> dyn Bar` where `Foo: Bar`.
+    (accepted, trait_upcasting, "CURRENT_RUSTC_VERSION", Some(65991)),
     /// Allows #[repr(transparent)] on univariant enums (RFC 2645).
     (accepted, transparent_enums, "1.42.0", Some(60405)),
     /// Allows indexing tuples.
diff --git a/compiler/rustc_feature/src/unstable.rs b/compiler/rustc_feature/src/unstable.rs
index 094962b265b..3a2e810dc6a 100644
--- a/compiler/rustc_feature/src/unstable.rs
+++ b/compiler/rustc_feature/src/unstable.rs
@@ -634,9 +634,6 @@ declare_features! (
     (unstable, thread_local, "1.0.0", Some(29594)),
     /// Allows defining `trait X = A + B;` alias items.
     (unstable, trait_alias, "1.24.0", Some(41517)),
-    /// Allows dyn upcasting trait objects via supertraits.
-    /// Dyn upcasting is casting, e.g., `dyn Foo -> dyn Bar` where `Foo: Bar`.
-    (unstable, trait_upcasting, "1.56.0", Some(65991)),
     /// Allows for transmuting between arrays with sizes that contain generic consts.
     (unstable, transmute_generic_consts, "1.70.0", Some(109929)),
     /// Allows #[repr(transparent)] on unions (RFC 2645).