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-rw-r--r--compiler/rustc_codegen_llvm/src/consts.rs6
1 files changed, 3 insertions, 3 deletions
diff --git a/compiler/rustc_codegen_llvm/src/consts.rs b/compiler/rustc_codegen_llvm/src/consts.rs
index 0b96b63bc85..6b06daf3477 100644
--- a/compiler/rustc_codegen_llvm/src/consts.rs
+++ b/compiler/rustc_codegen_llvm/src/consts.rs
@@ -5,7 +5,7 @@ use rustc_codegen_ssa::common;
 use rustc_codegen_ssa::traits::*;
 use rustc_hir::LangItem;
 use rustc_hir::def::DefKind;
-use rustc_hir::def_id::DefId;
+use rustc_hir::def_id::{DefId, LOCAL_CRATE};
 use rustc_middle::middle::codegen_fn_attrs::{CodegenFnAttrFlags, CodegenFnAttrs};
 use rustc_middle::mir::interpret::{
     Allocation, ConstAllocation, ErrorHandled, InitChunk, Pointer, Scalar as InterpScalar,
@@ -191,8 +191,8 @@ fn check_and_apply_linkage<'ll, 'tcx>(
         // linkage and there are no definitions), then
         // `extern_with_linkage_foo` will instead be initialized to
         // zero.
-        let mut real_name = "_rust_extern_with_linkage_".to_string();
-        real_name.push_str(sym);
+        let real_name =
+            format!("_rust_extern_with_linkage_{:016x}_{sym}", cx.tcx.stable_crate_id(LOCAL_CRATE));
         let g2 = cx.define_global(&real_name, llty).unwrap_or_else(|| {
             cx.sess().dcx().emit_fatal(SymbolAlreadyDefined {
                 span: cx.tcx.def_span(def_id),