Port the `#[linkage]` attribute to the new attribute system

2 files changed, 2 insertions, 19 deletions

diff --git a/compiler/rustc_middle/src/middle/codegen_fn_attrs.rs b/compiler/rustc_middle/src/middle/codegen_fn_attrs.rs
index 52341df0740..2852c4cbd34 100644
--- a/compiler/rustc_middle/src/middle/codegen_fn_attrs.rs
+++ b/compiler/rustc_middle/src/middle/codegen_fn_attrs.rs
@@ -2,13 +2,12 @@ use std::borrow::Cow;
 
 use rustc_abi::Align;
 use rustc_ast::expand::autodiff_attrs::AutoDiffAttrs;
-use rustc_hir::attrs::{InlineAttr, InstructionSetAttr, OptimizeAttr};
+use rustc_hir::attrs::{InlineAttr, InstructionSetAttr, Linkage, OptimizeAttr};
 use rustc_hir::def_id::DefId;
 use rustc_macros::{HashStable, TyDecodable, TyEncodable};
 use rustc_span::Symbol;
 use rustc_target::spec::SanitizerSet;
 
-use crate::mir::mono::Linkage;
 use crate::ty::{InstanceKind, TyCtxt};
 
 impl<'tcx> TyCtxt<'tcx> {
diff --git a/compiler/rustc_middle/src/mir/mono.rs b/compiler/rustc_middle/src/mir/mono.rs
index 0d98e055d95..440771b3d68 100644
--- a/compiler/rustc_middle/src/mir/mono.rs
+++ b/compiler/rustc_middle/src/mir/mono.rs
@@ -10,7 +10,7 @@ use rustc_data_structures::stable_hasher::{HashStable, StableHasher, ToStableHas
 use rustc_data_structures::unord::UnordMap;
 use rustc_hashes::Hash128;
 use rustc_hir::ItemId;
-use rustc_hir::attrs::InlineAttr;
+use rustc_hir::attrs::{InlineAttr, Linkage};
 use rustc_hir::def_id::{CrateNum, DefId, DefIdSet, LOCAL_CRATE};
 use rustc_macros::{HashStable, TyDecodable, TyEncodable};
 use rustc_query_system::ich::StableHashingContext;
@@ -368,22 +368,6 @@ pub struct MonoItemData {
     pub size_estimate: usize,
 }
 
-/// Specifies the linkage type for a `MonoItem`.
-///
-/// See <https://llvm.org/docs/LangRef.html#linkage-types> for more details about these variants.
-#[derive(Copy, Clone, PartialEq, Debug, TyEncodable, TyDecodable, HashStable)]
-pub enum Linkage {
-    External,
-    AvailableExternally,
-    LinkOnceAny,
-    LinkOnceODR,
-    WeakAny,
-    WeakODR,
-    Internal,
-    ExternalWeak,
-    Common,
-}
-
 /// Specifies the symbol visibility with regards to dynamic linking.
 ///
 /// Visibility doesn't have any effect when linkage is internal.