Auto merge of #66671 - matthewjasper:ast-address-of, r=Centril

Ast address-of

This is the parts of #64588 that don't affect MIR. If an address-of expression makes it to MIR lowering we error and lower to the best currently expressible approximation to limit further errors.

r? @Centril

2 files changed, 5 insertions, 1 deletions

diff --git a/src/libsyntax/feature_gate/active.rs b/src/libsyntax/feature_gate/active.rs
index fa0ab90c702..b04b30aa6bc 100644
--- a/src/libsyntax/feature_gate/active.rs
+++ b/src/libsyntax/feature_gate/active.rs
@@ -520,13 +520,16 @@ declare_features! (
     /// Allows using the `efiapi` ABI.
     (active, abi_efiapi, "1.40.0", Some(65815), None),
 
+    /// Allows `&raw const $place_expr` and `&raw mut $place_expr` expressions.
+    (active, raw_ref_op, "1.41.0", Some(64490), None),
+
     /// Allows diverging expressions to fall back to `!` rather than `()`.
     (active, never_type_fallback, "1.41.0", Some(65992), None),
 
     /// Allows using the `#[register_attr]` attribute.
     (active, register_attr, "1.41.0", Some(66080), None),
 
-    /// Allows using the `#[register_attr]` attribute.
+    /// Allows using the `#[register_tool]` attribute.
     (active, register_tool, "1.41.0", Some(66079), None),
 
     /// Allows the use of `if` and `match` in constants.
diff --git a/src/libsyntax/feature_gate/check.rs b/src/libsyntax/feature_gate/check.rs
index f966850254f..846508bd0cd 100644
--- a/src/libsyntax/feature_gate/check.rs
+++ b/src/libsyntax/feature_gate/check.rs
@@ -866,6 +866,7 @@ pub fn check_crate(krate: &ast::Crate,
     gate_all!(generators, "yield syntax is experimental");
     gate_all!(or_patterns, "or-patterns syntax is experimental");
     gate_all!(const_extern_fn, "`const extern fn` definitions are unstable");
+    gate_all!(raw_ref_op, "raw address of syntax is experimental");
 
     // All uses of `gate_all!` below this point were added in #65742,
     // and subsequently disabled (with the non-early gating readded).