rustc_intrinsic: support functions without body; they are implicitly marked as must-be-overridden

2025-01-04 11:41:51 +01:00
parent be65012aa3
commit 3cd3649c6c
19 changed files with 118 additions and 68 deletions
--- a/compiler/rustc_feature/src/builtin_attrs.rs
+++ b/compiler/rustc_feature/src/builtin_attrs.rs
@@ -1013,7 +1013,7 @@ pub const BUILTIN_ATTRIBUTES: &[BuiltinAttribute] = &[
    ),
    gated!(
        rustc_intrinsic, Normal, template!(Word), ErrorFollowing, EncodeCrossCrate::Yes, intrinsics,
-        "the `#[rustc_intrinsic]` attribute is used to declare intrinsics with function bodies",
+        "the `#[rustc_intrinsic]` attribute is used to declare intrinsics as function items",
    ),
    gated!(
        rustc_intrinsic_must_be_overridden, Normal, template!(Word), ErrorFollowing, EncodeCrossCrate::Yes, intrinsics,