Rollup merge of #103468 - chenyukang:yukang/fix-103435-extra-parentheses, r=estebank

[rust.git] / compiler / rustc_feature / src / builtin_attrs.rs

diff --git a/compiler/rustc_feature/src/builtin_attrs.rs b/compiler/rustc_feature/src/builtin_attrs.rs
index 4ff3b3f2a38b35860985486a174bdccdd898a154..dc3a74956843eb86c36f5b7e3dff6d0d33027ade 100644 (file)
--- a/compiler/rustc_feature/src/builtin_attrs.rs
+++ b/compiler/rustc_feature/src/builtin_attrs.rs
@@ -810,6 +810,10 @@ pub struct BuiltinAttribute {
     rustc_attr!(TEST, rustc_polymorphize_error, Normal, template!(Word), WarnFollowing),
     rustc_attr!(TEST, rustc_def_path, Normal, template!(Word), WarnFollowing),
     rustc_attr!(TEST, rustc_mir, Normal, template!(List: "arg1, arg2, ..."), DuplicatesOk),
+    gated!(
+        custom_mir, Normal, template!(List: r#"dialect = "...", phase = "...""#),
+        ErrorFollowing, "the `#[custom_mir]` attribute is just used for the Rust test suite",
+    ),
     rustc_attr!(TEST, rustc_dump_program_clauses, Normal, template!(Word), WarnFollowing),
     rustc_attr!(TEST, rustc_dump_env_program_clauses, Normal, template!(Word), WarnFollowing),
     rustc_attr!(TEST, rustc_object_lifetime_default, Normal, template!(Word), WarnFollowing),