Auto merge of #61817 - eddyb:begone-gcx-attempt-2, r=oli-obk

[rust.git] / src / libsyntax / feature_gate.rs

diff --git a/src/libsyntax/feature_gate.rs b/src/libsyntax/feature_gate.rs
index bbb297e3c4fc7950f746c8eee46e2c77625398a9..004323301a22a95dcf59a8f08e63b6d2d10015bc 100644 (file)
--- a/src/libsyntax/feature_gate.rs
+++ b/src/libsyntax/feature_gate.rs
@@ -557,10 +557,19 @@ pub fn walk_feature_fields<F>(&self, mut f: F)
     // Allows the user of associated type bounds.
     (active, associated_type_bounds, "1.34.0", Some(52662), None),
 
+    // Attributes on formal function params
+    (active, param_attrs, "1.36.0", Some(60406), None),
+
     // Allows calling constructor functions in `const fn`
     // FIXME Create issue
     (active, const_constructor, "1.37.0", Some(61456), None),
 
+    // #[repr(transparent)] on enums.
+    (active, transparent_enums, "1.37.0", Some(60405), None),
+
+    // #[repr(transparent)] on unions.
+    (active, transparent_unions, "1.37.0", Some(60405), None),
+
     // -------------------------------------------------------------------------
     // feature-group-end: actual feature gates
     // -------------------------------------------------------------------------
@@ -2505,6 +2514,18 @@ pub fn check_crate(krate: &ast::Crate,
         parse_sess: sess,
         plugin_attributes,
     };
+
+    sess
+        .param_attr_spans
+        .borrow()
+        .iter()
+        .for_each(|span| gate_feature!(
+            &ctx,
+            param_attrs,
+            *span,
+            "attributes on function parameters are unstable"
+        ));
+
     let visitor = &mut PostExpansionVisitor {
         context: &ctx,
         builtin_attributes: &*BUILTIN_ATTRIBUTE_MAP,