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Add a scheme for moving away from extern "rust-intrinsic" entirely

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This commit is contained in:
Oli Scherer 2024-02-19 17:35:12 +00:00
parent f2612daf58
commit 1e57df1969
16 changed files with 131 additions and 8 deletions
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4
compiler/rustc_feature/src/builtin_attrs.rs
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@ -867,6 +867,10 @@ pub const BUILTIN_ATTRIBUTES: &[BuiltinAttribute] = &[
rustc_no_mir_inline, Normal, template!(Word), WarnFollowing,
"#[rustc_no_mir_inline] prevents the MIR inliner from inlining a function while not affecting codegen"
),
rustc_attr!(
rustc_intrinsic_must_be_overridden, Normal, template!(Word), ErrorFollowing,
"the `#[rustc_intrinsic_must_be_overridden]` attribute is used to declare intrinsics without real bodies",
),
// ==========================================================================
// Internal attributes, Testing: